![Cov hlab ntsha puas yog lub cev? Cov hlab ntsha puas yog lub cev?](https://i.answers-medical.com/preview/medical-health/14025685-are-blood-vessels-a-organ-j.webp)
Video: Cov hlab ntsha puas yog lub cev?
![Video: Cov hlab ntsha puas yog lub cev? Video: Cov hlab ntsha puas yog lub cev?](https://i.ytimg.com/vi/cm92-rFjAEg/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov hlab ntsha muaj nuj nqi thauj ntshav . Feem ntau, cov hlab ntsha thiab cov hlab ntsha thauj oxygenated ntshav los ntawm lub ntsws mus rau lub cev thiab nws lub cev , thiab veins thiab venules thauj deoxygenated ntshav los ntawm lub cev mus rau lub ntsws. Tus nqi liab ntshav cell muaj nyob hauv koj cov nkoj muaj kev cuam tshuam rau koj kev noj qab haus huv.
Los ntawm qhov ntawd, cov hlab ntsha puas yog ntaub so ntswg?
Cov hlab ntsha muaj cov hlab ntsha, cov hlab ntsha, cov hlab ntsha, cov hlab ntsha, thiab cov hlab ntsha. Cov hlab ntsha thiab cov leeg leeg yog tsim los ntawm peb cov ntaub so ntswg txheej. Cov txheej txheej tuab tshaj plaws ntawm a lub nkoj (tunica adventitia lossis tunica externa) yog ua los ntawm kev sib txuas cov ntaub so ntswg.
Ib tus kuj yuav nug, cov hlab ntsha ua dab tsi? Cov hlab ntshav yog ib feem ntawm cov hlab ntshav thiab ua haujlwm thauj cov ntshav thoob plaws hauv lub cev lub cev . Hom tseem ceeb tshaj plaws, cov hlab ntsha thiab cov hlab ntsha, nqa cov ntshav tawm ntawm lossis mus rau lub plawv, feem. Txhua cov hlab ntsha muaj cov qauv yooj yim tib yam.
Xav txog qhov no, puas yog cov hlab ntsha thiab cov hlab ntsha?
Cov hlab ntsha nqa ntshav tawm ntawm lub plawv; lub ntsiab cov leeg yog aorta. Capillaries nqa ntshav tawm ntawm lub cev thiab pauv cov as-ham, pov tseg, thiab oxygen nrog cov ntaub so ntswg ntawm qib cellular. Cov leeg yog cov hlab ntsha uas coj ntshav rov qab mus rau lub plawv thiab tso ntshav los ntawm lub cev thiab ko taw.
Cov kab ke hauv lub cev twg yog cov hlab ntshav koom nrog?
kab mob plawv
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Cov hlab ntsha nqa ntshav tawm ntawm lub plawv; Lub ntsiab hlab ntsha yog aorta. Capillaries nqa ntshav tawm ntawm lub cev thiab pauv cov as-ham, pov tseg, thiab oxygen nrog cov ntaub so ntswg ntawm qib cellular. Cov leeg ntshav yog cov hlab ntshav uas coj cov ntshav rov qab los rau hauv lub plawv thiab tso ntshav tawm ntawm cov kabmob thiab cov ceg
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Cov leeg yuav tsum tau li qub kom cov ntshav ntws mus rau lub plawv. Theses li qub yog qhov tshwj xeeb hauv ob txhais ceg thiab caj npab. Lawv tawm tsam lub ntiajteb txawj nqus los tiv thaiv cov ntshav rov qab los. Cov hlab ntsha tsis xav tau li qub vim tias lub siab los ntawm lub plawv ua kom cov ntshav ntws los ntawm lawv mus rau ib qho
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Cov hlab ntsha tau pom tias yog nqa cov ntshav oxygenated mus rau cov ntaub so ntswg, thaum cov leeg nqa cov ntshav deoxygenated rov qab mus rau lub plawv. Txawm li cas los xij, hauv txoj hlab ntsws, cov hlab ntsha nqa cov ntshav deoxygenated los ntawm lub plawv mus rau lub ntsws, thiab cov hlab ntshav rov qab ntshav los ntawm lub ntsws mus rau lub plawv
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Cov hlab ntsha. Cov hlab ntsha hauv lub ntsws nqa cov ntshav oxygen tsawg los ntawm txoj hlab ntshav ntawm lub plawv mus rau lub ntsws. Cov hlab ntsha hauv lub cev thauj cov ntshav oxygenated los ntawm sab laug ventricle ntawm lub plawv mus rau tag nrho lub cev. Cov leeg