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Video: Txoj kev ncig coronary pib thiab xaus qhov twg?
![Video: Txoj kev ncig coronary pib thiab xaus qhov twg? Video: Txoj kev ncig coronary pib thiab xaus qhov twg?](https://i.ytimg.com/vi/OBLuSAZsC8k/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Coronary cov hlab ntsha muab cov ntshav mus rau myocardium thiab lwm yam ntawm lub plawv. Ob coronary hlab ntsha pib los ntawm sab laug ntawm lub plawv thaum pib (hauv paus) ntawm aorta, tsuas yog tom qab lub aorta tawm ntawm sab laug ventricle.
Ib yam li ntawd, tib neeg nug, cov hlab ntsha puas mus rau qhov twg?
Ntshav capillary ntws nkag mus rau venules uas koom ua ke rau daim ntawv mob plawv cev li ntws rau hauv cov coronary sinus nyob rau sab posterior ntawm lub plawv, uas dej hauv txoj cai atrium.
Ib qho ntxiv, cov ntshav ntws los ntawm lub plawv ib kauj ruam li cas? Ntshav ntws los ntawm koj lub plawv thiab lub ntsws hauv plaub kauj ruam:
- Txoj cai atrium tau txais cov ntshav tsis muaj oxygen los ntawm lub cev thiab tso nws mus rau txoj cai ventricle los ntawm tricuspid valve.
- Txoj hlab ntshav sab xis tso cov ntshav tsis zoo oxygen mus rau lub ntsws los ntawm lub ntsws.
Ib yam li ntawd, koj tuaj yeem nug, lub nkoj twg yog ib feem ntawm cov hlab ntsha?
Lub aorta (lub ntsiab cov ntshav muab rau lub cev) ceg tawm mus rau hauv ob lub ntsiab coronary hlab ntsha (tseem hu ua cov hlab ntsha). Cov hlab ntsha coronary no tawm mus rau hauv cov hlab ntsha me, uas muab cov ntshav oxygen nplua nuj rau tag nrho lub plawv mob . Txoj cai kab mob hauv lub plawv muab ntshav feem ntau rau sab xis ntawm lub plawv.
Cov hlab plawv twg feem ntau raug thaiv?
LAD
Pom zoo:
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