Cov hlab ntsha (liab) nqa oxygen thiab cov as-ham tawm ntawm koj lub siab, mus rau koj lub cev cov ntaub so ntswg. Cov hlab ntsha (xiav) coj cov ntshav tsis muaj oxygen rov qab mus rau lub plawv. Cov hlab ntsha pib nrog lub aorta, cov hlab ntsha loj tawm hauv plawv. Lawv nqa cov ntshav uas muaj oxygen tawm ntawm lub plawv mus rau tag nrho lub cev nqaij daim tawv.
Puas cov hlab ntsha ib txwm nqa cov ntshav uas muaj oxygen?
Cov hlab ntsha feem ntau nqa cov ntshav oxygenated thiab cov leeg feem ntau nqa cov ntshav deoxygenated. Qhov no muaj tseeb feem ntau ntawm lub sijhawm. Txawm li cas los xij, cov hlab ntsha pulmonary thiab cov hlab ntsha yog ib qho kev zam rau txoj cai no. Pulmonary veins nqa cov ntshav oxygenated mus rau lub plawv thiab cov hlab ntsha pulmonary nqa cov ntshav deoxygenated tawm ntawm lub plawv.
Leej twg nqa cov ntshav uas muaj oxygen?
Cov hlab ntsha pulmonary nqa cov ntshav tsis muaj oxygen los ntawm txoj cai ventricle mus rau hauv lub ntsws, qhov twg oxygen nkag mus rau hauv cov hlab ntsha. Lub pulmonary veins coj cov ntshav uas muaj oxygen mus rau sab laug atrium. Lub aorta nqa cov ntshav uas muaj oxygen rau lub cev los ntawm sab laug ventricle.
Lub siab twg ntawm lub siab tso cov ntshav uas muaj oxygen?
sab laug ntawm koj lub siab tau txais cov ntshav uas muaj oxygen los ntawm koj lub ntsws thiab tso nws los ntawm koj cov hlab ntsha mus rau tag nrho koj lub cev.
Dab tsi yog cov ntshav uas muaj oxygen?
Qib lossis cov pa oxygen hauv cov ntshav txiav txim siab xim ntawm red. Raws li cov ntshav tawm hauv lub plawv thiab muaj oxygen nplua nuj, nws yog xim liab. Thaum twgcov ntshav rov qab mus rau lub plawv, nws muaj oxygen tsawg. Nws tseem liab tab sis yuav tsaus dua.
