I ke koko i loko o ka kanaka kino hanaʻia na oihana, ka mea i malama mai, hāpai ka mahuaola a me ka oxygen i na nā'aʻaʻa, a hāpai ia i ka o carbon dioxide. Kapaia arterial koko i kekahi mau oxygen, ka mea i hāpai i ka inoa o oxygenated. Ka piʻiʻana no laila, i ka mea e pono ai kinoea kino ke hele mai i ka erythrocytes, i pihaʻi me loko o ka lātoma i kekahi kumuʻiʻo, heme, i ka loaʻa o ka hao. Anatomia ua maopopo i ka arterial koko i loko o ka arteries, a laila, haawi oxygen, e lilo venous, a kahe ma na aa koko.
Arteries a me ko lākou hana
Arteries i kapaʻia ai ka moku ma i ka arterial koko. A me ka mea mau iā ia wale nō, mai o ka naau. Ka nui loa kanaka kino moku, kahi o ka waikahe e koko, waiwai i loko o oxygen, o ka aorta o olakino makua kanaka, kona anawaena o 2,5 kenimika. Arterioles ke hiki wale 0,1 millimeter. 'Ana kekahi i kekahi lālā o ka aorta o ka naau ka waiwai i loko o laholio olona, ka mea, hoopalupalu mai la i ka lāʻau ikiʻai wale nalu i haawi mai i ka naau a me ka arterial koko laila kahe kōā kaulike ma na ipu. Ma keia ala, oxygen ma ua kiʻekiʻe o iho i loko o ka lole. Next, e ole ka moku paia i maʻemaʻe, a loaʻa nui nuʻa, kuhikuhi manawa a hiki i ke alo o ke Muscle olona. Artery ua hoʻopili i nā arteries, ka mea, ua kapaʻia collaterals, ma muli o ka puka liiiU ia me kekahi ipu ke koko ke hele aku i ka 'ē aʻe. Kēlā me kēia hui, o ka kanaka kino ua mau kali ana no ka oxygen, i mea pela e pono ai i loko o ka keʻano o ka hanaʻana o ka ikehu pūnao. O ka papa kuhikuhi hana o na arteries o ka haawi ana o ke koko ia ia e like me ka hikiwawe e loaa ana. Ma erythrocytes nui oxygen, no laila, i ke ano o ka arterial koko - olinolino ulaula, oiai naʻoki ipu ia i ka punawai, ma luna o nā mea a pau, ma muli o ia ka'aloʻahiʻa i koe i loko o ia mau mea.
Kokoke eʻike makaʻole, akā, nui
All kānāwai hoolilo oxygen ma loko o ka'aʻaʻa ua lawe mai i loko o capillaries o ka oi o na moku ma ka oxygen ma a me carbon dioxide i hoonohonoho hou. Inā i ke kino o nā mea a pau pono, na capillaries hiki ole ke ike, a ma ka pathology hiki ikeia capillary reticulum. Capillary lōʻihi o ole oi ma mua o ka millimeter, a me konaʻae mea ia ia e leie wale kekahi erythrocyte. Ma ke kino o ka nui helu o na moku, e kapaia ka mea, i ka capillary pukapuka.
He aha ka hana a hiki i ka oxygen ma loko o nā nā'aʻaʻa?
I ke kino, i oxygen mea ole i kekahi kuhikuhi ma ka mitochondrial'okesaside keʻano o ka hanaʻana. I loko o keia manawa, he mea i ka hou 'ana o ke aloha waiwai, a me ka hopena, ua hua mai ikehu, a ua kapaia o ATP (adenosine triphosphate), keia waiwai o ka paʻa pau ikehu kumu. I carbon dioxide, a ua hana i ka pūnao i loko o nā nā'aʻaʻa, noho i loko o ke koko, e ia venous. Kēia koko kahe ana ma na aa koko, a noho i loko o ka maʻiʻaʻai, ua wehe 'i carbon dioxide mai ka kino a hiki i ke kaiapuni.
Arterial a me ka venous
Maopopo leʻa hiki ole ke olelo ia i loko o ka arteries o ka arterial koko, a ma na aa koko - venous. Nō na arteries lawe koko mai o ka naau, arterial. Akā, i kēia mea wale no a hiki i ka nui kaiapili o ke koko holo, akā, ma ka liʻiliʻi loa o ka ku pono. Ke pulmonary aa koko kahe ka arterial koko. No ke aha lā i loko o na aa koko? He nui na mea, no ka mea, na aa koko - ka moku e lawe aku i ke koko i ka naʻau, akā, arteries - mai ona aku. Nā arteries o ka pulmonary venous koko pele.
kinoea haku mele 'ana
I mea e maopopo pehea e hiki wawe ka hana i ko lakou mau oihana, a me ka nui o ka o oxygen i loaʻa ka arterial koko kinoea haku mele 'ana e manaʻo ai ua hana. Anakahi oʻakika-waihona ipu kaulike, e hoʻolako i nā 'ike i ia e hoike i ka mea huna o ka hakuʻala hana a ke alo i loko o ke kino o ka maʻiʻaʻai. Ka Ikepili o ke kinoea haku mele 'E ho oku ui ponoʻole a me ka pono e koho i ka oxygen a me ka oxygen Inc.
Prior i Ka Ikepili,
Mua oe hoʻoholo i ke kinoea haku mele 'ana o ke koko o ke kanaka, ia mea pono e ho'āʻo Allen. He e kōkua oe i ike i ka mea a ka iaea ooieoeiiaeuiiai moku'āina ma ka manawa o ka circulatory nenoaiu. Ke o Mānoa, no ka mea, he nui na mea a ninoieo i loko o ka mea ana o ka hoao ana mea pono e hoopaa iho i ka ulnar a kahahānai artery, Aia i loko o ka na pulima oʻu. E ka mea, e like me ka lōʻihi e like me ka lima, a he oiaio, ua i kona lima, 'aʻole e lilo haikea. Next e e na moku, koko ua hoihoiia, a me ka lāʻau e e nonono pahaʻulaʻula no ole hou aku elima kekona. Eia ka mea, mea hiki e hooholo i ke kinoea haku mele 'ana, ua laweʻia ke koko no keia, mai ke aa koko. Ke degere o ka o oxygen saturation o hemoglobin hilinaʻi nui ma luna o ke kino mahana,ʻakika-kumu koena, ka hapa puʻe o carbon dioxide. Inā ka hapa puʻe paka ua ma lalo 60 mm o Hg, e mea hiki ke hoahewa emi ma o oxygen saturation o erythrocytes. Ma hope iho o ia e hana i ka holo ana kahe ana ke koko no keia paa i ikaika loa o Paulo ka hulu hipa a me ka lole wili, a ua wehe 'ole mua aku 30-60 minuke.