{"id":52,"date":"2024-04-04T08:54:54","date_gmt":"2024-04-04T05:54:54","guid":{"rendered":"https:\/\/sisu.ut.ee\/biopohikool\/4-millised-okasnahksete-iseloomulikud-tunnused\/"},"modified":"2024-04-04T08:56:56","modified_gmt":"2024-04-04T05:56:56","slug":"4-millised-okasnahksete-iseloomulikud-tunnused","status":"publish","type":"page","link":"https:\/\/sisu.ut.ee\/biopohikool\/4-millised-okasnahksete-iseloomulikud-tunnused\/","title":{"rendered":"4. MILLISED ON OKASNAHKSETE ISELOOMULIKUD TUNNUSED?"},"content":{"rendered":"<ul>\n<li>\n\t\tElavad suure soolasusega vees.\n\t<\/li>\n<li>\n\t\tMerit\u00e4htedel ja merisiilikutel on\u00a0 naha all lubiplaatidest toes. Meripuradel lubiokkad ja \u2013skelett puuduvad.\n\t<\/li>\n<li>\n\t\tNeile on iseloomulik kiireline s\u00fcmmeetria.\n\t<\/li>\n<li>\n\t\tOkasnahksetel on lihtsamad koed ja organid, pea puudub.\n\t<\/li>\n<li>\n\t\tLiikumiseks kasutavad nad omap\u00e4rast torukeste s\u00fcsteemi.\n\t<\/li>\n<li>\n\t\tToidu haaramiseks on merisiilikul viiesosalised l\u00f5uad. Meripural paiknevad suu \u00fcmber kombitsad. Merit\u00e4ht haarab toitu kiirte ja jalakestega.\u00a0\n\t<\/li>\n<li>\n\t\tMerit\u00e4hed on r\u00f6\u00f6vloomad, merisiilikud taimtoidulised ja meripurad toituvad p\u00f5hjasetetest.\n\t<\/li>\n<\/ul>\n<h4>\n\tVaata videot<br>\n<\/h4>\n<p>\n\tOkasnahksed (Anna Ridala):\n<\/p>\n<p>\n\t<\/p><div class=\"ratio ratio-16x9 mb-3\"><div class=\"video-placeholder-wrapper video-placeholder-wrapper--16x9\">\n\t\t\t    <div class=\"video-placeholder d-flex justify-content-center align-items-center\">\n\t\t\t        <div class=\"overlay text-white p-2 w-100 text-center d-block justify-content-center align-items-center\">\n\t\t\t            <div>Kolmandate osapoolte sisu n\u00e4gemiseks palun n\u00f5ustu k\u00fcpsistega.<\/div>\n\t\t\t            <button class=\"btn btn-secondary btn-sm mt-1 consent-change\">Muuda n\u00f5usolekut<\/button>\n\t\t\t        <\/div>\n\t\t\t    <\/div>\n\t\t\t<\/div>\n<\/div>\n\n<p>\n\t\u00a0\n<\/p>\n<table class=\"table table-hover\" border=\"1\" cellpadding=\"0\" cellspacing=\"0\" id=\"yui_3_17_2_1_1697366131677_49\">\n<tbody id=\"yui_3_17_2_1_1697366131677_48\">\n<tr>\n<th scope=\"col\">\n<p>\n\t\t\t\t\tMerit\u00e4hed\n\t\t\t\t<\/p>\n<\/th>\n<th scope=\"col\">\n<p>\n\t\t\t\t\tMerisiilikud\n\t\t\t\t<\/p>\n<\/th>\n<th scope=\"col\">\n<p>\n\t\t\t\t\tMeripurad\n\t\t\t\t<\/p>\n<\/th>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"189\">\n<p>\n\t\t\t\t\t\u00a0\n\t\t\t\t<\/p>\n<ul>\n<li>\n\t\t\t\t\t\tEnamik viiekiirelised ja kiire tipus on silm.\n\t\t\t\t\t<\/li>\n<li>\n\t\t\t\t\t\tSaab v\u00e4liskeskkonnast infot kompides.\n\t\t\t\t\t<\/li>\n<li>\n\t\t\t\t\t\tTa on r\u00f6\u00f6vloom, kes toitub aeglaselt merep\u00f5hjas liikuvatest loomadest.\n\t\t\t\t\t<\/li>\n<li>\n\t\t\t\t\t\tMerit\u00e4ht on v\u00f5imeline kehaosi taastama (regeneratsioon).\n\t\t\t\t\t<\/li>\n<\/ul>\n<p>\n\t\t\t\t\t\u00a0\n\t\t\t\t<\/p>\n<\/td>\n<td valign=\"top\" width=\"189\">\n<p>\n\t\t\t\t\t\u00a0\n\t\t\t\t<\/p>\n<ul>\n<li>\n\t\t\t\t\t\tMerisiilik on keraja kehaga, millel on pikad liikuvad okkad.\n\t\t\t\t\t<\/li>\n<\/ul>\n<p>\n\t\t\t\t\t\u00a0\n\t\t\t\t<\/p>\n<p>\n\t\t\t\t\t\u00a0\n\t\t\t\t<\/p>\n<\/td>\n<td valign=\"top\" width=\"189\">\n<p>\n\t\t\t\t\t\u00a0\n\t\t\t\t<\/p>\n<ul>\n<li>\n\t\t\t\t\t\tMeripurad on silindrilise kehaga ja meenutavad kurki. Keha on pehme ja lihaseline.\n\t\t\t\t\t<\/li>\n<\/ul>\n<p>\n\t\t\t\t\t\u00a0\n\t\t\t\t<\/p>\n<p>\n\t\t\t\t\t\u00a0\n\t\t\t\t<\/p>\n<\/td>\n<\/tr>\n<tr>\n<td valign=\"top\" width=\"189\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"445\" height=\"283\" class=\"alignnone wp-image-208\" style=\"width: 629px;height: 400px\" src=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/common-starfish-539906_640.jpg\" title=\"Joonis. Merit\u00e4ht\" alt=\"Joonis. Merit\u00e4ht\" srcset=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/common-starfish-539906_640.jpg 445w, https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/common-starfish-539906_640-300x191.jpg 300w\" sizes=\"auto, (max-width: 445px) 100vw, 445px\">\n\t\t\t<\/td>\n<td valign=\"top\" width=\"189\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"957\" height=\"657\" class=\"alignnone wp-image-209\" style=\"width: 583px;height: 400px\" src=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/sea-urchin-569870_960_720.jpg\" title=\"Joonis. Merisiilik\" alt=\"Joonis. Merisiilik\" srcset=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/sea-urchin-569870_960_720.jpg 957w, https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/sea-urchin-569870_960_720-300x206.jpg 300w, https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/sea-urchin-569870_960_720-768x527.jpg 768w\" sizes=\"auto, (max-width: 957px) 100vw, 957px\">\n\t\t\t<\/td>\n<td valign=\"top\" width=\"189\">\n\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1076\" height=\"835\" class=\"alignnone wp-image-210\" style=\"width: 515px;height: 400px\" src=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/apostichopus_californicus.001_-_aquarium_finisterrae.jpg\" title=\"Joonis. Meripura\" alt=\"Joonis. Meripura\" srcset=\"https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/apostichopus_californicus.001_-_aquarium_finisterrae.jpg 1076w, https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/apostichopus_californicus.001_-_aquarium_finisterrae-300x233.jpg 300w, https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/apostichopus_californicus.001_-_aquarium_finisterrae-1024x795.jpg 1024w, https:\/\/sisu.ut.ee\/wp-content\/uploads\/sites\/648\/apostichopus_californicus.001_-_aquarium_finisterrae-768x596.jpg 768w\" sizes=\"auto, (max-width: 1076px) 100vw, 1076px\">\n\t\t\t<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\n\t\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Elavad suure soolasusega vees. Merit\u00e4htedel ja merisiilikutel on\u00a0 naha all lubiplaatidest toes. Meripuradel lubiokkad ja \u2013skelett puuduvad. Neile on iseloomulik kiireline s\u00fcmmeetria. Okasnahksetel on lihtsamad koed ja organid, pea puudub. Liikumiseks kasutavad nad omap\u00e4rast torukeste s\u00fcsteemi. Toidu haaramiseks on merisiilikul &#8230;<\/p>\n","protected":false},"author":345,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"class_list":["post-52","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/sisu.ut.ee\/biopohikool\/wp-json\/wp\/v2\/pages\/52","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sisu.ut.ee\/biopohikool\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sisu.ut.ee\/biopohikool\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sisu.ut.ee\/biopohikool\/wp-json\/wp\/v2\/users\/345"}],"replies":[{"embeddable":true,"href":"https:\/\/sisu.ut.ee\/biopohikool\/wp-json\/wp\/v2\/comments?post=52"}],"version-history":[{"count":1,"href":"https:\/\/sisu.ut.ee\/biopohikool\/wp-json\/wp\/v2\/pages\/52\/revisions"}],"predecessor-version":[{"id":588,"href":"https:\/\/sisu.ut.ee\/biopohikool\/wp-json\/wp\/v2\/pages\/52\/revisions\/588"}],"wp:attachment":[{"href":"https:\/\/sisu.ut.ee\/biopohikool\/wp-json\/wp\/v2\/media?parent=52"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}