![Kev thauj oxygen thiab kev sib pauv roj ua haujlwm li cas thoob plaws lub cev? Kev thauj oxygen thiab kev sib pauv roj ua haujlwm li cas thoob plaws lub cev?](https://i.answers-medical.com/preview/medical-health/14111529-how-does-oxygen-transport-and-gas-exchange-work-throughout-the-body-j.webp)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov pa nkag mus rau hauv lub ntsws, ces dhau los ntawm alveoli thiab mus rau hauv cov ntshav. Cov oxygen yog nqa ncig lub lub cev hauv cov hlab ntsha. Cov pa roj carbon dioxide txav mus rau hauv cov ntshav capillaries thiab raug coj mus rau lub ntsws kom tso tawm rau hauv cov huab cua thaum exhalation.
Yog li, oxygen thiab co2 thauj hauv lub cev li cas?
Roj Thauj hauv Human Lub cev Ib zaug lub oxygen diffuses hla lub alveoli, nws nkag mus rau hauv cov hlab ntsha thiab yog thauj mus rau cov ntaub so ntswg uas nws yog unloaded, thiab carbon dioxide diffuses tawm ntawm cov ntshav thiab mus rau hauv lub alveoli kom raug tshem tawm ntawm lub lub cev.
Kuj Paub, huab cua txav mus los ntawm lub cev li cas? Cua thawj nkag rau koj lub cev hla koj lub qhov ntswg los yog qhov ncauj, uas ntub thiab sov lub huab cua . Txias, qhuav huab cua tuaj yeem ua rau koj lub ntsws. Cov huab cua tom qab ntawd taug kev dhau ntawm koj lub thawv suab thiab nqes koj lub raj cua. Cov cua tshuab tawg rau hauv ob lub bronchial hlab uas nkag mus rau hauv koj lub ntsws.
Tsis tas li ntawd, ua li cas oxygen thauj los ntawm lub ntsws mus rau txhua lub cell hauv lub cev?
Cov oxygen nyob rau hauv inhaled cua kis hla lub nyias nyias ntawm cov pa hnab thiab mus rau hauv cov hlab ntsha. Qhov no yog hu ua diffusion. Cov oxygen nyob rau hauv cov ntshav yog ces nqa nyob ib ncig ntawm lub cev nyob rau hauv cov ntshav, ncav tes txhua cell . Thaum twg oxygen nkag mus rau hauv cov hlab ntsha, carbon dioxide tawm nws.
Cov pa oxygen thiab carbon dioxide thauj hauv tib neeg li cas?
Cov pa thiab carbon dioxide hauv tib neeg raug thauj hauv ntau txoj kev. Qhov seem oxygen yog tam sim no nyob rau hauv daim ntawv ntawm yaj oxygen hauv ntshav plasma. Feem coob ntawm carbon dioxide , yog li ntawm 70%, yog thauj nyob rau hauv daim ntawv ntawm bicarbonate nyob rau hauv cov ntshav plasma.
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