{"id":57310,"date":"2025-12-14T05:32:51","date_gmt":"2025-12-13T20:32:51","guid":{"rendered":"https:\/\/phys-edu.net\/wp\/?p=57310"},"modified":"2025-12-14T05:32:51","modified_gmt":"2025-12-13T20:32:51","slug":"hetkinen-juuri-taalla-linnun-sydamen-todellinen-leikkaus-paljastaa-yllattavan-pumpputoiminnan","status":"publish","type":"post","link":"https:\/\/phys-edu.net\/wp\/?p=57310&lang=fi","title":{"rendered":"\u201cHetkinen \u2014 juuri t\u00e4\u00e4ll\u00e4?!\u201d Linnun syd\u00e4men todellinen leikkaus paljastaa yll\u00e4tt\u00e4v\u00e4n pumpputoiminnan"},"content":{"rendered":"<p style=\"text-align: center;\"><span style=\"color: #339966;\">Tervehdys! Olen tiedekouluttaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on kokeilua.<\/span><\/p>\n<p>Linnut nousevat korkealle taivaalle. Mist\u00e4 ihmeest\u00e4 ne saavat kaiken sen energian, jolla ne jaksavat r\u00e4pytell\u00e4 siipi\u00e4\u00e4n niin vimmatusti? Salaisuus piilee niiden pienen kehon sis\u00e4ll\u00e4 piilotetussa \u201dsupertehokkaassa moottorissa\u201d. Se on syd\u00e4n, joka on rakennettu yht\u00e4 taidokkaasti \u2013 tai jopa taidokkaammin \u2013 kuin meill\u00e4 ihmisill\u00e4.<\/p>\n<p>T\u00e4ss\u00e4 raportissa kerromme 75 minuutin erikoistunnista, jonka pidimme oppilaiden kanssa. Teimme tunnin aikana kanan syd\u00e4men (eli kanan syd\u00e4nlihan) dissektion. Tutkimme t\u00e4m\u00e4n pienen elimen kautta, kuinka el\u00e4m\u00e4 pumppaa energiaa koko kehoon, ja syvennyimme sen mysteereihin.<\/p>\n<blockquote class=\"wp-embedded-content\" data-secret=\"JkeOyFuAbw\"><p><a href=\"https:\/\/phys-edu.net\/wp\/?p=41350\">\u8c5a\u306e\u5fc3\u81d3\u89e3\u5256\u300c\u672c\u7269\u300d\u306b\u52dd\u308b\u6559\u6750\u306a\u3057\uff01\u5fc3\u81d3\u89e3\u5256\u3067\u5b66\u3076\u751f\u7269\u306e\u3057\u304f\u307f<\/a><\/p><\/blockquote>\n<p><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; visibility: hidden;\" title=\"&#8221;\u8c5a\u306e\u5fc3\u81d3\u89e3\u5256\u300c\u672c\u7269\u300d\u306b\u52dd\u308b\u6559\u6750\u306a\u3057\uff01\u5fc3\u81d3\u89e3\u5256\u3067\u5b66\u3076\u751f\u7269\u306e\u3057\u304f\u307f&#8221; &#8212; \u79d1\u5b66\u306e\u30cd\u30bf\u5e33\" src=\"https:\/\/phys-edu.net\/wp\/?p=41350&#038;embed=true#?secret=T72Zln1M7b#?secret=JkeOyFuAbw\" data-secret=\"JkeOyFuAbw\" width=\"600\" height=\"338\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe><\/p>\n<p>P\u00e4\u00e4simme koskemaan todelliseen elimeen, ja se paljasti el\u00e4m\u00e4n hienostuneen insin\u00f6\u00f6riosaamisen, jota ei pelk\u00e4st\u00e4\u00e4n oppikirjoja lukemalla ymm\u00e4rr\u00e4. Tule mukaan katsomaan!<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57265 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.20.jpg\" alt=\"\" width=\"451\" height=\"257\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.20.jpg 2078w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.20-300x171.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.20-1024x583.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.20-768x438.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.20-1536x875.jpg 1536w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.20-2048x1167.jpg 2048w\" sizes=\"auto, (max-width: 451px) 100vw, 451px\" \/><\/p>\n<h3>Kuvitellaan ensin rakenne<\/h3>\n<p>Ennen dissektion aloittamista k\u00e4yd\u00e4\u00e4n l\u00e4pi syd\u00e4men perusmekanismi. Jos tarkastelemme el\u00e4inten evoluutiota, kaloilla on yksi eteinen ja yksi kammio, sammakkoel\u00e4imill\u00e4 kaksi eteist\u00e4 ja yksi kammio, mutta linnuilla ja nis\u00e4kk\u00e4ill\u00e4 on kaikkein kehittynein rakenne: kaksi eteist\u00e4 ja kaksi kammiota.<\/p>\n<p>Juuri t\u00e4m\u00e4 mekanismi, joka erottaa happipitoisen veren ja hiilidioksidia kuljettavan veren t\u00e4ydellisesti toisistaan, mahdollistaa lintujen korkean aineenvaihdunnan, joka on tarpeen niiden korkean ruumiinl\u00e4mm\u00f6n yll\u00e4pit\u00e4miseksi ja voimakkaan lent\u00e4misen mahdollistamiseksi.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u751f\u4f53\u306e\u3057\u304f\u307f \u7b2c3\u7248\u3000VOL.10 \u5faa\u74b0\u306e\u3057\u304f\u307f\uff11\uff08\u5fc3\u81d3\u3068\u5fc3\u5ba4\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/sUVKIRLrXrA?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>T\u00e4ll\u00e4 tunnilla k\u00e4ytimme opetusmateriaalina \u201dkanan syd\u00e4nlihaa\u201d (eli &#8220;kanan syd\u00e4mi\u00e4&#8221;), jota saa ruokakaupoista. Kahden kilon pakkauksessa on noin 130\u2013140 syd\u00e4nt\u00e4, mik\u00e4 on juuri sopiva m\u00e4\u00e4r\u00e4 luokalle, jotta jokainen oppilas saa yhden syd\u00e4men tutkittavakseen.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57264 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.30.jpg\" alt=\"\" width=\"323\" height=\"472\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.30.jpg 1084w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.30-205x300.jpg 205w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.30-701x1024.jpg 701w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.30-768x1122.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.40.30-1051x1536.jpg 1051w\" sizes=\"auto, (max-width: 323px) 100vw, 323px\" \/><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57260\" src=\"https:\/\/phys-edu.net\/wp\/wp\/content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.07.34.jpg\" alt=\"\" width=\"217\" height=\"201\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.07.34.jpg 474w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.07.34-300x278.jpg 300w\" sizes=\"auto, (max-width: 217px) 100vw, 217px\" \/><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/amzn.to\/4iSbNO1\">Kotimainen kanan syd\u00e4nliha 2 kg<\/a><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57263 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.39.55.jpg\" alt=\"\" width=\"253\" height=\"316\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.39.55.jpg 1122w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.39.55-240x300.jpg 240w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.39.55-819x1024.jpg 819w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.39.55-768x960.jpg 768w\" sizes=\"auto, (max-width: 253px) 100vw, 253px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57269 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.06.jpg\" alt=\"\" width=\"349\" height=\"353\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.06.jpg 1094w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.06-297x300.jpg 297w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.06-1013x1024.jpg 1013w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.06-768x776.jpg 768w\" sizes=\"auto, (max-width: 349px) 100vw, 349px\" \/><\/p>\n<p style=\"text-align: center;\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57299\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-14-5.09.07.jpg\" alt=\"\" width=\"271\" height=\"408\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-14-5.09.07.jpg 714w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-14-5.09.07-199x300.jpg 199w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-14-5.09.07-679x1024.jpg 679w\" sizes=\"auto, (max-width: 271px) 100vw, 271px\" \/><\/p>\n<p>Ennen dissektiota kannattaa katsoa alla oleva video, jotta saa paremman kuvan liikkuvasta syd\u00e4mest\u00e4. Se auttaa hahmottamaan havainnoinnin kannalta olennaiset kohdat.<\/p>\n<p><iframe loading=\"lazy\" title=\"\u30c8\u30ea\u306e\u5fc3\u81d3\u306e\u89e3\u5256\u3068\u89b3\u5bdf\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/3QhxWm4CL2E?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<h3>Keitti\u00f6saksilla syd\u00e4men sis\u00e4puolelle<\/h3>\n<p>Kun puhutaan dissektiosta, mieleen tulee helposti vaikea operaatio, jossa k\u00e4ytet\u00e4\u00e4n veist\u00e4, mutta yl\u00e4koulun opetuksessa keitti\u00f6sakset ovat itse asiassa erinomainen ty\u00f6kalu. Niiden ter\u00e4\u00e4 taitavasti k\u00e4ytt\u00e4m\u00e4ll\u00e4 voimme leikata pienen syd\u00e4men auki turvallisesti sen rakennetta tuhoamatta.<\/p>\n<h3>Havainnointiohjeet<\/h3>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57267 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.16.47.jpg\" alt=\"\" width=\"724\" height=\"272\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.16.47.jpg 1524w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.16.47-300x113.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.16.47-1024x384.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.16.47-768x288.jpg 768w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><\/p>\n<p>1. Leikkaa syd\u00e4n pituussuunnassa! Leikkaa ensin syd\u00e4n saksilla kahtia pituussuunnassa ja katso poikkileikkausta. Ensimm\u00e4inen askel on n\u00e4hd\u00e4 omin silmin, ett\u00e4 syd\u00e4n ei ole vain lihaskimpale, vaan ett\u00e4 sen sis\u00e4ll\u00e4 on huoneita (onteloita).<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57261 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.10.55.jpg\" alt=\"\" width=\"442\" height=\"316\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.10.55.jpg 1588w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.10.55-300x215.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.10.55-1024x733.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.10.55-768x549.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.10.55-1536x1099.jpg 1536w\" sizes=\"auto, (max-width: 442px) 100vw, 442px\" \/><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57262 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-9.13.15.jpg\" alt=\"\" width=\"448\" height=\"323\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-9.13.15.jpg 1346w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-9.13.15-300x217.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-9.13.15-1024x739.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-9.13.15-768x555.jpg 768w\" sizes=\"auto, (max-width: 448px) 100vw, 448px\" \/><\/p>\n<p><iframe loading=\"lazy\" title=\"\u300c\u3048\u3063\u3001\u3053\u3053\u306a\u306e\uff1f\u300d\u5b9f\u7269\u306e\u9ce5\u306e\u5fc3\u81d3\u3092\u89e3\u5256\u3057\u3066\u5206\u304b\u3063\u305f\u3001\u9a5a\u304d\u306e\u30dd\u30f3\u30d7\u6a5f\u80fd\uff08\u9ce5\u306e\u5fc3\u81d3\u306e\u89e3\u5256\uff09\" width=\"1140\" height=\"641\" src=\"https:\/\/www.youtube.com\/embed\/FBRx9IGrpGY?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe><\/p>\n<p>2. Tee sivulta viilto ja levit\u00e4 auki Rakennetta tutkiaksemme teemme syd\u00e4meen viillon sivulta ja leikkaamme sen auki noin kahden kolmasosan verran. T\u00e4ll\u00e4 tavoin eteis- ja kammiosyd\u00e4men osat (vasen kammio, oikea kammio ja eteiset) n\u00e4kyv\u00e4t panoraamamaisesti ja paljastavat, miten ne ovat sijoittuneet ja yhteydess\u00e4 toisiinsa.<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57268 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.14.48.jpg\" alt=\"\" width=\"389\" height=\"472\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.14.48.jpg 900w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.14.48-247x300.jpg 247w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.14.48-844x1024.jpg 844w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.14.48-768x932.jpg 768w\" sizes=\"auto, (max-width: 389px) 100vw, 389px\" \/><\/p>\n<h3>H\u00e4mm\u00e4stytt\u00e4v\u00e4 l\u00f6yt\u00f6: Pieni oikea kammio ja voimakas vasen kammio<\/h3>\n<p>Kun oppilaat n\u00e4kiv\u00e4t leikatun syd\u00e4men, h\u00e4mm\u00e4styksen huudahduksia kuului sielt\u00e4 t\u00e4\u00e4lt\u00e4. Koska linnun syd\u00e4n on niin pieni, eteisen l\u00f6yt\u00e4minen vaati hieman taitoa, mutta sen sijaan kaikkien huomio kiinnittyi oikean kammion kokoon.<\/p>\n<p>Linnun oikea kammio on yll\u00e4tt\u00e4v\u00e4n ohut ja pieni verrattuna vasempaan kammioon. J\u00e4i miettim\u00e4\u00e4n, \u201deik\u00f6 se olekaan isompi?\u201d, mutta vastakohtana t\u00e4h\u00e4n, vasemman kammion sein\u00e4m\u00e4, joka pumppaa verta koko kehoon, oli paksu ja koostui vahvasta lihaskimpaleesta.<\/p>\n<p>Oikea kammio l\u00e4hett\u00e4\u00e4 verta vain aivan vieress\u00e4 olevaan keuhkoon, kun taas vasen kammio joutuu ty\u00f6nt\u00e4m\u00e4\u00e4n verta jokaiseen kehon nurkkaan, v\u00e4lill\u00e4 painovoimaa vastaan. T\u00e4m\u00e4 valtava ero lihassein\u00e4m\u00e4n paksuudessa on el\u00e4m\u00e4n suunnitelma tehokkuuden maksimoimiseksi.<\/p>\n<h3>Veren reitin seuraaminen<\/h3>\n<p>Lopuksi teimme kokeen selvitt\u00e4\u00e4ksemme, mihin suuntaan veri virtaa. Ty\u00f6nsimme hammastikun vasempaan kammioon ja ty\u00f6nnimme sit\u00e4 varovasti syvemm\u00e4lle.<\/p>\n<p>Yht\u00e4kki\u00e4 hammastikun k\u00e4rki ilmestyi ulos aortasta!<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-57270 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.18.jpg\" alt=\"\" width=\"434\" height=\"446\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.18.jpg 1162w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.18-292x300.jpg 292w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.18-997x1024.jpg 997w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-13-18.15.18-768x789.jpg 768w\" sizes=\"auto, (max-width: 434px) 100vw, 434px\" \/><\/p>\n<p style=\"text-align: center;\">Etummainen tiku on aortassa, takana oleva tiku on laskimossa (vena cava)<\/p>\n<p>T\u00e4ll\u00e4 hetkell\u00e4 syd\u00e4n, joka n\u00e4ytti aiemmin vain erillisilt\u00e4 osilta, tuntuu yhdelt\u00e4 t\u00e4ydelliselt\u00e4 pumppuj\u00e4rjestelm\u00e4lt\u00e4. T\u00e4llaista vakuuttavuutta ei voi saada pelk\u00e4st\u00e4\u00e4n kuvakirjan kuvista, vaan se on todellisen esineen antama vakuuttavuus.<\/p>\n<p>Pieni kanan syd\u00e4n opetti meille, kuinka arvokas on se syd\u00e4n, joka toimii hetkeksik\u00e4\u00e4n pys\u00e4htym\u00e4tt\u00e4, jotta voimme el\u00e4\u00e4. Kokeilkaa t\u00e4t\u00e4 &#8220;el\u00e4m\u00e4n insin\u00f6\u00f6riosaamista&#8221; omassa koulussanne!<\/p>\n<h3>Tiedustelut ja pyynn\u00f6t<\/h3>\n<p>Tehd\u00e4\u00e4n tieteen ihmeist\u00e4 ja hauskuudesta l\u00e4hestytt\u00e4v\u00e4mpi\u00e4! Olen koonnut helposti ymm\u00e4rrett\u00e4vi\u00e4 vinkkej\u00e4 ja hauskoja tiedekokeita, joita voi tehd\u00e4 kotona. Haeskele lis\u00e4tietoa!<\/p>\n<p>Tieteen luonnoskirjan sis\u00e4lt\u00f6 on julkaistu kirjana. Lis\u00e4tietoja <a href=\"https:\/\/amzn.to\/42PMCEL\">t\u00e4\u00e4lt\u00e4<\/a><\/p>\n<p>Tietoa yll\u00e4pit\u00e4j\u00e4st\u00e4, Ken Kuwakosta, <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=37\">t\u00e4\u00e4lt\u00e4<\/a><\/p>\n<p>Erilaiset pyynn\u00f6t (kirjoittaminen, luennot, tiedekerhot, TV-valvonta, esiintymiset jne.) <a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">t\u00e4\u00e4lt\u00e4<\/a><\/p>\n<p><span class=\"s2\">Artikkelien p\u00e4ivitykset <a href=\"https:\/\/x.com\/kuwako\">X:ss\u00e4<\/a>!<\/span><\/p>\n<p style=\"text-align: center;\"><a href=\"https:\/\/www.youtube.com\/user\/kkuwako\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone wp-image-35048\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3d9640dad7bc5538e76f92da1966ee19.jpg\" alt=\"\" width=\"30\" height=\"21\" \/><\/a><a href=\"https:\/\/www.youtube.com\/user\/kkuwako?sub_confirmation=1\">Tieteen temppukanava<\/a> l\u00e4hett\u00e4\u00e4 kokeiluvideoita!<\/p>\n<h3>\uff15\u6708\u306e\u30a4\u30c1\u30aa\u30b7\u5b9f\u9a13\uff01<\/h3>\r\n<p>\u30ad\u30fc\u30f3\u3068\u51b7\u3048\u308b\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\uff01\u6c17\u6e29\u304c\u4e0a\u304c\u3063\u3066\u304f\u308b\u3053\u306e\u6642\u671f\u30fb\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\u3092\u4f7f\u3063\u305f\u6607\u83ef\u30fb\u51dd\u7d50\u30fb\u7b49\u901f\u5ea6\u76f4\u7dda\u904b\u52d5\u306e\u5b9f\u9a13\u306f\u3044\u304b\u304c\uff1f<\/p>\r\n<p><img class=\"alignnone wp-image-39516 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe.jpg\" sizes=\"auto, (max-width: 550px) 100vw, 550px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe.jpg 1406w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-300x168.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-1024x572.jpg 1024w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-768x429.jpg 768w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/03\/0618612becc032a60bdda50090ccccbe-320x180.jpg 320w\" alt=\"\" width=\"453\" height=\"253\" \/><\/p>\r\n<p style=\"text-align: center;\"><a href=\"https:\/\/phys-edu.net\/wp\/?p=39513\">\u6db2\u4f53\u30bc\u30ed\uff01\u30c9\u30e9\u30a4\u30a2\u30a4\u30b9\u304c\u6d88\u3048\u308b\u307e\u3067\u306e\uff13\u6642\u9593\u3092\u79d1\u5b66\u3059\u308b\uff08\u6607\u83ef\u30fb\u51dd\u7d50\u30fb\u7b49\u901f\u5ea6\u76f4\u7dda\u904b\u52d5\uff09<\/a><\/p>\r\n<h3 style=\"text-align: left;\"><span style=\"font-size: medium;\"><b><strong>\u30c6\u30ec\u30d3\u756a\u7d44\u76e3\u4fee\u30fb\u30a4\u30d9\u30f3\u30c8\u7b49\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/span><\/h3>\r\n<ul>\r\n<li>4\u670830\u65e5\uff08\u6728\uff09\u300cTHE\u7a81\u7834\u30d5\u30a1\u30a4\u30eb\u300d\uff08\u65e5\u672c\u30c6\u30ec\u30d3\uff09\u306e<a href=\"https:\/\/phys-edu.net\/wp\/?p=62906\">\u79d1\u5b66\u76e3\u4fee\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f<\/a>\u3002<\/li>\r\n<li>5\u67088\u65e5\uff08\u91d1\uff09<a href=\"https:\/\/phys-edu.net\/wp\/?p=62629\">\u7406\u79d1\u6559\u80b2\u30cb\u30e5\u30fc\u30b9<\/a>\u3092\u62c5\u5f53\u3057\u307e\u3057\u305f\u3002<\/li>\r\n<li>6\u670814\u65e5\uff08\u65e5\uff09\u3000\u5343\u8449\u5927\u5b66\u30a4\u30f3\u30b9\u30bf\u30ec\u30fc\u30b7\u30e7\u30f3\u300c\u63a2\u7a76\u300d\u306b\u3066\u8b1b\u5e2b\u3092\u52d9\u3081\u307e\u3059<\/li>\r\n<li>6\u670826\u65e5\uff08\u91d1\uff09\u3000\u5343\u8449\u5927\u5b66\u306e\u516c\u958b\u7814\u7a76\u4f1a\uff08\u4e2d\u5b66\u7406\u79d1\u306b\u3064\u3044\u3066\u6388\u696d\u516c\u958b\u4e88\u5b9a\uff09<\/li>\r\n<li>7\u670818\u65e5\uff08\u571f\uff09\u3000<a href=\"https:\/\/phys-edu.net\/wp\/?p=60018\">\u6559\u54e1\u5411\u3051\u5b9f\u9a13\u8b1b\u7fd2\u4f1a\u300c\u30ca\u30ea\u30ab\u30ab\u30b5\u30a4\u30a8\u30f3\u30b9\u30a2\u30ab\u30c7\u30df\u30fc\u300d\u306e\u8b1b\u5e2b\u3092\u3057\u307e\u3059<\/a>\u3002\u304a\u4f1a\u3044\u3057\u307e\u3057\u3087\u3046\u3002<\/li>\r\n<\/ul>\r\n<h3><b>\u66f8\u7c4d<strong>\u306e\u304a\u77e5\u3089\u305b<\/strong><\/b><\/h3>\r\n<ul>\r\n<li>\u300e\u5927\u4eba\u306e\u305f\u3081\u306e\u9ad8\u6821\u7269\u7406\u5fa9\u7fd2\u5e33\u300f\uff08\u8b1b\u8ac7\u793e\uff09\u2026\u4e00\u822c\u5411\u3051\u306b\u65e5\u5e38\u306e\u7269\u7406\u306b\u3064\u3044\u3066\u516c\u5f0f\u3092\u5143\u306b\u7d10\u89e3\u304d\u307e\u3057\u305f\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=1827\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u3067\u306f\u5b9f\u9a13\u3092\u591a\u6570\u7d39\u4ecb\u3057\u3066\u3044\u307e\u3059\u3002<strong>\u203b\u5897\u5237\u304c\u304b\u304b\u308a\uff16\u5237\u3068\u306a\u308a\u307e\u3057\u305f\uff082026\/02\/01\uff09<br \/><img class=\"alignnone wp-image-10940 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg\" sizes=\"(max-width: 220px) 100vw, 220px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0-300x262.jpg 300w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2013\/12\/0811159a99f69eeff1a357e3daed84e0.jpg 311w\" alt=\"\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8 2014-07-05 0.43.51\" width=\"220\" height=\"192\" \/><br \/><\/strong><\/li>\r\n<li>\u300e\u304d\u3081\u308b!\u5171\u901a\u30c6\u30b9\u30c8 \u7269\u7406\u57fa\u790e \u6539\u8a02\u7248\u300f\uff08\u5b66\u7814\uff09\u2026\u3000\u9ad8\u6821\u7269\u7406\u306e\u53c2\u8003\u66f8\u3067\u3059\u3002\u30a4\u30e9\u30b9\u30c8\u3092\u591a\u304f\u3057\u3066\u30a4\u30e1\u30fc\u30b8\u304c\u6301\u3066\u308b\u3088\u3046\u306b\u63cf\u304d\u307e\u3057\u305f\u3002\u6388\u696d\u306b\u3064\u3044\u3066\u3044\u3051\u306a\u3044\u3001\u7269\u7406\u304c\u82e6\u624b\u3001\u305d\u3093\u306a\u751f\u5f92\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<a href=\"https:\/\/phys-edu.net\/wp\/?p=45322\">\u7279\u8a2d\u30b5\u30a4\u30c8<\/a>\u306f\u3053\u3061\u3089\u3002<br \/><img class=\"alignnone wp-image-45718 aligncenter\" src=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg\" sizes=\"(max-width: 184px) 100vw, 184px\" srcset=\"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c.jpg 756w, https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2024\/04\/dc1da64a8c8d1422062b4867c0607a1c-300x269.jpg 300w\" alt=\"\" width=\"184\" height=\"165\" \/><\/li>\r\n<\/ul>\r\n<h3><span style=\"text-align: center;\">\u5404\u7a2eSNS\uff08\u66f4\u65b0\u60c5\u5831\u3092\u304a\u5c4a\u3051\uff01\uff09<\/span><\/h3>\r\n<p style=\"text-align: center;\"><a style=\"text-align: center;\" href=\"https:\/\/twitter.com\/kuwako\">X(Twitter)<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.instagram.com\/science_seeds\/\">instagram<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.facebook.com\/kuwakolab\/\">Facebook<\/a>\uff08\u65e5\u672c\u8a9e\uff09<\/p>\r\n<p style=\"text-align: center;\"><a style=\"text-align: center;\" href=\"https:\/\/bsky.app\/profile\/kagakunoneta.bsky.social\">BlueSky<\/a><span style=\"text-align: center;\">\uff0f<\/span><a style=\"text-align: center;\" href=\"https:\/\/www.threads.net\/@science_seeds?hl=ja\">Threads<\/a>\uff08\u82f1\u8a9e\uff09<\/p>\r\n<h3 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href=\"http:\/\/phys-edu.net\/wp\/?page_id=37\">About<\/a>\u00a0\u2026\u300c\u79d1\u5b66\u306e\u30cd\u30bf\u5e33\u300d\u306e\u30b3\u30f3\u30bb\u30d7\u30c8\u3084\u3001\u904b\u55b6\u8005\u3067\u3042\u308b\u6851\u5b50\u7814\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb\u30fb\u60f3\u3044\u3092\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/li>\r\n<li><a href=\"https:\/\/phys-edu.net\/wp\/?page_id=188\">\u304a\u554f\u3044\u5408\u308f\u305b<\/a> \u2026\u5b9f\u9a13\u6559\u5ba4\u306e\u3054\u4f9d\u983c\u3001\u57f7\u7b46\u30fb\u8b1b\u6f14\u306e\u76f8\u8ac7\u3001\u79d1\u5b66\u76e3\u4fee\u7b49\u306f\u3053\u3061\u3089\u306e\u30d5\u30a9\u30fc\u30e0\u304b\u3089\u304a\u5bc4\u305b\u304f\u3060\u3055\u3044\u3002<\/li>\r\n<\/ul>\r\n","protected":false},"excerpt":{"rendered":"<p>Tervehdys! Olen tiedekouluttaja Ken Kuwako. Jokainen p\u00e4iv\u00e4 on kokeilua. Linnut nousevat korkealle taivaalle. M [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":57266,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_sitemap_exclude":false,"_sitemap_priority":"","_sitemap_frequency":"","sns_share_botton_hide":"","vkExUnit_sns_title":"","vkexunit_cta_each_option":"","_lightning_design_setting":{"layout":"default"},"footnotes":""},"categories":[1630],"tags":[],"class_list":["post-57310","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category--fi"],"jetpack_featured_media_url":"https:\/\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/12\/\u30b9\u30af\u30ea\u30fc\u30f3\u30b7\u30e7\u30c3\u30c8-2025-12-12-7.11.07.jpg","jetpack-related-posts":[{"id":53003,"url":"https:\/\/phys-edu.net\/wp\/?p=53003&lang=fi","url_meta":{"origin":57310,"position":0},"title":"Nokkasilm\u00e4-pumpun muodonmuutos! Koe syd\u00e4men toiminta k\u00e4yt\u00e4nn\u00f6n biologian tunnilla","author":"\u6851\u5b50 \u7814","date":"2025\u5e749\u670823\u65e5","format":false,"excerpt":"Olen tiedekouluttaja Ken Kuwako. Joka p\u00e4iv\u00e4 on uus\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/37a4eaa32ad9295784020af649646373.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/37a4eaa32ad9295784020af649646373.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/37a4eaa32ad9295784020af649646373.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2023\/10\/37a4eaa32ad9295784020af649646373.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":55960,"url":"https:\/\/phys-edu.net\/wp\/?p=55960&lang=fi","url_meta":{"origin":57310,"position":1},"title":"Kananp\u00e4\u00e4 purkissa \u2013 shokista oivallukseen: El\u00e4m\u00e4n oppitunti yl\u00e4koulussa","author":"\u6851\u5b50 \u7814","date":"2025\u5e7411\u670816\u65e5","format":false,"excerpt":"Olen Ken Kuwako, tiedekouluttaja. Joka p\u00e4iv\u00e4 on ko\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/95de526cc9c73551e04904112b9e4ca1.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/95de526cc9c73551e04904112b9e4ca1.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/95de526cc9c73551e04904112b9e4ca1.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2025\/01\/95de526cc9c73551e04904112b9e4ca1.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":62716,"url":"https:\/\/phys-edu.net\/wp\/?p=62716&lang=fi","url_meta":{"origin":57310,"position":2},"title":"Kulkeeko s\u00e4hk\u00f6 ihmiskehon l\u00e4pi? Hypp\u00e4\u00e4 mukaan j\u00e4nnitt\u00e4v\u00e4\u00e4n ihmisvirtapiiri-kokeeseen! [Tamesu-kun]","author":"\u6851\u5b50 \u7814","date":"2026\u5e744\u670824\u65e5","format":false,"excerpt":"Tervehdys, olen Ken Kuwako, tiedevalmentajasi. Jok\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2020\/03\/3c79d3032be1ac0cb7eb6766ca21a5da.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":54787,"url":"https:\/\/phys-edu.net\/wp\/?p=54787&lang=fi","url_meta":{"origin":57310,"position":3},"title":"V\u00e4lipala muuttuu tulivuoreksi!? Tutki purkauksen tiedett\u00e4 Mentosilla ja kokiksella!","author":"\u6851\u5b50 \u7814","date":"2025\u5e7410\u670822\u65e5","format":false,"excerpt":"Tervehdys! Olen Ken Kuwako, tiedekouluttaja. Arki \u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/91155cb6dd14c114815252892e8ab8e8.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/91155cb6dd14c114815252892e8ab8e8.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/91155cb6dd14c114815252892e8ab8e8.jpg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2022\/09\/91155cb6dd14c114815252892e8ab8e8.jpg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":61773,"url":"https:\/\/phys-edu.net\/wp\/?p=61773&lang=fi","url_meta":{"origin":57310,"position":4},"title":"Sen nimi on \u201cKoiran kivekset\u201d!?! Pieni sininen kukka Veronica persica ja sen h\u00e4mm\u00e4stytt\u00e4v\u00e4 selviytymisstrategia [Varoitus: Sis\u00e4lt\u00f6 voi yll\u00e4tt\u00e4\u00e4!?]","author":"\u6851\u5b50 \u7814","date":"2026\u5e743\u670823\u65e5","format":false,"excerpt":"Tiedevalmentaja Ken Kuwako t\u00e4ss\u00e4, hei! Jokainen p\u00e4\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/03\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-03-22-5.38.19.jpeg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/03\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-03-22-5.38.19.jpeg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/03\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-03-22-5.38.19.jpeg?resize=525%2C300&ssl=1 1.5x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2026\/03\/%E3%82%B9%E3%82%AF%E3%83%AA%E3%83%BC%E3%83%B3%E3%82%B7%E3%83%A7%E3%83%83%E3%83%88-2026-03-22-5.38.19.jpeg?resize=700%2C400&ssl=1 2x"},"classes":[]},{"id":60475,"url":"https:\/\/phys-edu.net\/wp\/?p=60475&lang=fi","url_meta":{"origin":57310,"position":5},"title":"Laita lumi satamaan koeputkessa! Kimalteleva kristallijoulu kotona (ammoniumkloridin uudelleenkiteytyskokeilu)","author":"\u6851\u5b50 \u7814","date":"2026\u5e742\u670812\u65e5","format":false,"excerpt":"Tervehdys, olen tiedevalmentaja Ken Kuwako. Jokain\u2026","rel":"","context":"Science","block_context":{"text":"Science","link":"https:\/\/phys-edu.net\/wp\/?cat=1630&lang=fi"},"img":{"alt_text":"","src":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/06\/c9316a0040fbcfcc785722503689780a.jpg?resize=350%2C200&ssl=1","width":350,"height":200,"srcset":"https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/06\/c9316a0040fbcfcc785722503689780a.jpg?resize=350%2C200&ssl=1 1x, https:\/\/i0.wp.com\/phys-edu.net\/wp\/wp-content\/uploads\/2016\/06\/c9316a0040fbcfcc785722503689780a.jpg?resize=525%2C300&ssl=1 1.5x"},"classes":[]}],"_links":{"self":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/57310","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=57310"}],"version-history":[{"count":0,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/posts\/57310\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=\/wp\/v2\/media\/57266"}],"wp:attachment":[{"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=57310"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=57310"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phys-edu.net\/wp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=57310"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}