{"id":15686,"date":"2021-11-27T18:35:28","date_gmt":"2021-11-27T11:35:28","guid":{"rendered":"https:\/\/www.vietlearn.org\/post\/?p=15686"},"modified":"2021-11-27T18:35:29","modified_gmt":"2021-11-27T11:35:29","slug":"con-trung-co-tho-khong","status":"publish","type":"post","link":"https:\/\/www.vietlearn.org\/kien-thuc\/con-trung-co-tho-khong\/","title":{"rendered":"C\u00f4n tr\u00f9ng c\u00f3 th\u1edf kh\u00f4ng?"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 &#8211; Arkady Leokum<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">V\u00ec c\u00f4n tr\u00f9ng nh\u1ecf qu\u00e1 n\u00ean kh\u00f3 m\u00e0 t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c c\u01a1 th\u1ec3 c\u1ee7a ch\u00fang c\u00f3 th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng nh\u01b0 c\u00e1c sinh v\u1eadt l\u1edbn kh\u00f4ng? Nh\u01b0ng c\u0169ng gi\u1ed1ng sinh v\u1eadt kh\u00e1c, c\u00f4ng tr\u00f9ng \u1eaft ph\u1ea3i h\u00f4 h\u1ea5p kh\u00f4ng kh\u00ed. Ch\u00fang c\u0169ng c\u1ea7n oxy c\u1ee7a kh\u00f4ng kh\u00ed \u0111\u1ec3 ti\u00eau h\u00f3a th\u1ee9c \u0103n.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Khi th\u1ee9c \u0103n b\u1ecb \u0111\u1ed1t ch\u00e1y, n\u00f3 t\u1ea1o n\u00ean n\u0103ng l\u01b0\u1ee3ng cho c\u01a1 th\u1ec3. Ch\u1ea5t th\u1ea3i c\u1ee7a s\u1ef1 \u0111\u1ed1t ch\u00e1y n\u00e0y l\u00e0 m\u1ed9t ch\u1ea5t kh\u00ed g\u1ecdi l\u00e0 carbon dioxide. C\u01a1 th\u1ec3 th\u1ea3i carbon dioxide ra ngo\u00e0i c\u00f9ng v\u1edbi c\u00e1c th\u00e0nh ph\u1ea7n kh\u00f4ng s\u1eed d\u1ee5ng khi h\u00edt v\u00e0o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ch\u00fang ta h\u00edt v\u00e0o v\u00e0 th\u1edf ra b\u1eb1ng m\u1ed3m v\u00e0 hai l\u1ed7 m\u0169i. C\u00f4n tr\u00f9ng c\u00f3 nh\u1eefng m\u01b0\u1eddi c\u1eb7p l\u1ed7 m\u0169i d\u1ecdc theo ng\u1ef1c v\u00e0 b\u1ee5ng (\u0111\u00f3 l\u00e0 hai ph\u1ea7n c\u01a1 th\u1ec3 c\u1ee7a c\u00f4n tr\u00f9ng ngo\u00e0i ph\u1ea7n \u0111\u1ea7u ra). M\u1ed7i ph\u1ea7n c\u01a1 th\u1ec3 c\u00f3 m\u1ed9t c\u1eb7p l\u1ed7 m\u0169i, \u0111\u00f3 l\u00e0 nh\u1eefng l\u1ed7 nh\u1ecf g\u1ecdi l\u00e0 \u1ed1ng xo\u1eafn.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">H\u1ea7u h\u1ebft c\u00f4n tr\u00f9ng th\u1edf b\u1eb1ng \u1ed1ng xo\u1eafn n\u00e0y, nh\u01b0ng c\u0169ng c\u00f3 ngo\u1ea1i l\u1ec7. B\u1ecd c\u1ea1p n\u01b0\u1edbc c\u00f3 \u1ed1ng h\u00f4 h\u1ea5p d\u00e0i g\u1eafn li\u1ec1n v\u00e0o b\u1ee5ng c\u1ee7a n\u00f3. Khi th\u1edf, n\u00f3 \u0111\u1ea9y \u0111\u1ea7u \u1ed1ng l\u00ean m\u1eb7t n\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ph\u1ea7n l\u1edbn c\u00f4n tr\u00f9ng s\u1ed1ng d\u01b0\u1edbi n\u01b0\u1edbc th\u1edf b\u1eb1ng mang thay v\u00ec th\u1edf b\u1eb1ng \u1ed1ng xo\u1eafn. Mang l\u00e0 nh\u1eefng lo\u1ea1i c\u01a1 ph\u1eadn \u0111\u1eb7c bi\u1ec7t h\u00fat kh\u00f4ng kh\u00ed tan v\u00e0o trong n\u01b0\u1edbc.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0110\u1eebng ng\u1ea1c nhi\u00ean v\u1ec1 nh\u1eefng g\u00ec li\u00ean quan \u0111\u1ebfn c\u00f4n tr\u00f9ng: c\u00f4n tr\u00f9ng c\u00f3 h\u1eb1ng h\u00e0 sa s\u1ed1. C\u00f3 ch\u1eebng 700 ng\u00e0n lo\u1ea1i c\u00f4n tr\u00f9ng kh\u00e1c nhau \u0111ang s\u1ed1ng, v\u00e0 ch\u00fang c\u00f3 th\u1ec3 s\u1ed1ng b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o tr\u00ean tr\u00e1i \u0111\u1ea5t, t\u1eeb nh\u1eefng hang \u0111\u1ed9ng n\u1eb1m s\u00e2u d\u01b0\u1edbi \u0111\u1ea5t cho \u0111\u1ebfn c\u00e1c \u0111\u1ec9nh n\u00fai cao nh\u1ea5t th\u1ebf gi\u1edbi.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>T\u1eeb kh\u00f3a t\u00ecm ki\u1ebfm: H\u00e3y Tr\u1ea3 L\u1eddi Em T\u1ea1i Sao? \u2013 T\u1eadp 10 &#8211; Arkady Leokum V\u00ec c\u00f4n tr\u00f9ng nh\u1ecf qu\u00e1 n\u00ean kh\u00f3 m\u00e0 t\u01b0\u1edfng t\u01b0\u1ee3ng \u0111\u01b0\u1ee3c c\u01a1 th\u1ec3 c\u1ee7a ch\u00fang c\u00f3 th\u1ef1c hi\u1ec7n c\u00e1c ch\u1ee9c n\u0103ng nh\u01b0 c\u00e1c sinh v\u1eadt l\u1edbn kh\u00f4ng? Nh\u01b0ng c\u0169ng gi\u1ed1ng sinh v\u1eadt kh\u00e1c, c\u00f4ng tr\u00f9ng \u1eaft ph\u1ea3i h\u00f4 h\u1ea5p [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_disable_autopaging":false},"categories":[15],"tags":[],"class_list":["post-15686","post","type-post","status-publish","format-standard","hentry","category-hoi-dap-khoa-hoc"],"_links":{"self":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15686","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/comments?post=15686"}],"version-history":[{"count":1,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15686\/revisions"}],"predecessor-version":[{"id":15687,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/posts\/15686\/revisions\/15687"}],"wp:attachment":[{"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/media?parent=15686"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/categories?post=15686"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vietlearn.org\/kien-thuc\/wp-json\/wp\/v2\/tags?post=15686"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}