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Video: Vim li cas peb thiaj ua pa?
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2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Tsis tsuas yog ua ua tsis taus pa muab koj lub cev nrog cov pa oxygen xav tau, tab sis nws tseem rids lub cev pov tseg zoo li carbondioxide. Txhawm rau tshem tawm cov pa roj carbon dioxide, koj cov ntshav xa nws mus rau cov hlab ntsha puag ncig koj lub alveoli. Hauv alveoli, cov pa roj carbon dioxide txav mus rau hauv lub ntsws, qhov chaw uas nws tawm hauv lub cev thaum koj exhale.
Yog li ntawd, vim li cas peb thiaj xav ua pa?
Ua tsis taus pa Nws yog ib qho tseem ceeb kom peb ciaj sia, vim hais tias txhua lub cell nyob hauv lub cev xav tau kev muab cov pa oxygen txuas ntxiv mus. Hauv txhua lub cell, cov pa oxygen sib txuas nrog cov khoom noj khoom haus hauv cov tshuaj tiv thaiv hu ua oxidation, uas tso tawm lub zog. Lub zog no muaj zog txhua txoj hauv kev tib neeg lub cev.
Tom qab ntawd, lo lus nug yog, vim li cas peb thiaj xav tau oxygen? ( Peb ua pa cov pa yuav tsum tau hlawv roj [qab zib thiab fatty acids] hauv peb lub hlwb los tsim lub zog.) ( Cov pa tau coj mus rau hauv lub ntsws ntawm kev ua pa, qhov uas nws tau thauj los ntawm cov qe ntshav liab mus rau tag nrho lub cev kom siv los tsim lub zog.
Tsis tas li ntawd, vim li cas peb thiaj li yuav tsum tau nqus pa thiab exhale?
Cov lus teb luv thiab ntev, koj puas tau npaj? Cov lus teb luv yog koj nqus tau oxygen vim koj xav tau oxygen rau qee cov txheej txheem. Ib qho tseem ceeb tshaj plaws yog kev tsim cov ATP, lub zog tag nrho peb cov hlwb siv.
Peb puas ua pa o2?
Peb lub ntsws cia peb ua nqus pa cov cov pa peb lub cev xav tau, tab sis lawv ua ntau, ntau ntxiv. Lawv kuj tso cai rau peb tshem tawm cov pa roj carbon dioxide, cov khoom pov tseg tsim nyob rau hauv lub cev, thiab lawv ua lub luag haujlwm tseem ceeb hauv kev hu nkauj, qw thiab txawm qw.
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