Yog lub cev tau txais cov ntshav deoxygenated lossis lub ntsws tau txais cov ntshav oxygen, lub plawv yuav lim lossis tsis tuaj yeemua tau raws li qhov xav tau oxygen hauv lub cev. Kev hloov pauv ntawm cov hlab ntsha loj yog ib qho kab mob hauv lub plawv uas lub aorta thiab pulmonary artery tau tsis sib haum hauv lawv txoj kev sib txuas rau lub plawv.
Dab tsi yog cov ntshav deoxygenated?
Deoxygenated ntshav tuaj yeem nqa cov pa roj carbon dioxide ntau ntxiv , hos cov ntshav oxygenated muaj peev xwm txo cov pa roj carbon dioxide. Cov nyhuv Haldane piav qhia cov txiaj ntsig ntawm oxygen ntawm CO2 thauj.
Dab tsi ua rau cov ntshav deoxygenated?
Nws tshuav nws cov xim rau hemoglobin, uas oxygen khi. Cov ntshav deoxygenated yog tsaus dua vim qhov sib txawv ntawm cov qe ntshav liab thaum oxygen khi rau hemoglobin hauv cov ntshav cell (oxygenated) piv rau tsis khi rau nws (deoxygenated).
Puas yog cov ntshav deoxygenated impure?
Tag nrho cov leeg, tsuas yog cov hlab ntsws pulmonary, nqa cov ntshav deoxygenated (cov ntshav tsis huv). Los ntawm qhov sib piv rau cov hlab ntsha, cov leeg nyias nyias thiab muaj cov li qub.
Puas cov ntshav deoxygenated nqa pov tseg?
Veins yog cov kav dej uas nqa cov ntshav deoxygenated thiab cov khoom pov tseg ncig lub cev. Raws li cov hlwb siv cov pa oxygen thiab cov as-ham xa los ntawm cov hlab ntsha lawv tsim cov khoom pov tseg, xws li carbon dioxide.
