Sab twg ntawm lub plawv tau txais cov pa oxygen?
Sab twg ntawm lub plawv tau txais cov pa oxygen?

Video: Sab twg ntawm lub plawv tau txais cov pa oxygen?

Video: Sab twg ntawm lub plawv tau txais cov pa oxygen?
Video: Kuv twb Ngiam Ngiam koj heev 2024, Lub Xya hli ntuj
Anonim

sab laug

Ua li no, sab twg ntawm lub plawv muaj ntshav oxygenated?

sab laug

Ib sab saum toj no, cov hlab ntsha twg nqa cov pa oxygen tawm ntawm lub plawv? Cov hlab ntsha nqa cov pa oxygen tawm ntawm lub plawv rau cov ntaub so ntswg, tshwj tsis yog cov hlab ntsha hauv lub ntsws, uas nqa ntshav rau lub ntsws rau oxygenation (feem ntau yog cov leeg nqa cov ntshav deoxygenated rau plawv tab sis cov leeg leeg nqa cov ntshav oxygenated ib yam).

Tsis tas li kom paub, cov pa oxygen thiab deoxygenated ntshav ntws los ntawm lub plawv li cas?

Txheej txheem kev ncig nqa cov ntshav oxygenated los ntawm sab laug ventricle, dhau cov hlab ntsha, mus rau cov hlab ntsha hauv cov ntaub so ntswg ntawm lub cev. Los ntawm cov ntaub so ntswg capillaries, cov deoxygenated ntshav rov qab dhau ib qhov system ntawm cov leeg mus rau sab xis atrium ntawm lub plawv.

Qhov twg yog sab laug ntawm lub plawv?

Cov sab xis ntawm lub plawv tso ntshav mus rau lub ntsws kom nqus cov pa. Cov sab laug ntawm lub plawv tau txais cov ntshav oxygen ntau los ntawm lub ntsws thiab tso nws mus rau lub cev. Cov plawv muaj plaub chav thiab plaub lub li qub thiab txuas nrog rau ntau cov hlab ntshav.

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