![Lub hom phiaj ntawm mitral valve yog dab tsi? Lub hom phiaj ntawm mitral valve yog dab tsi?](https://i.answers-medical.com/preview/medical-health/14053771-what-is-the-purpose-of-the-mitral-valve-j.webp)
Video: Lub hom phiaj ntawm mitral valve yog dab tsi?
![Video: Lub hom phiaj ntawm mitral valve yog dab tsi? Video: Lub hom phiaj ntawm mitral valve yog dab tsi?](https://i.ytimg.com/vi/7pUBljQ4joY/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Li qub kev ua haujlwm ntawm mitral valve . Cov mitral valve cov yog ib tug ntawm plaub li qub hauv plawv . Nws tswj cov ntshav ntws los ntawm sab laug sab laug (sab laug atrium) mus rau sab laug chamber (sab laug ventricle). Sab laug ventricle yog lub plawv lub ntsiab twj tso kua mis chamber.
Ib yam li ib tus tuaj yeem nug, lub mitral valve tiv thaiv dab tsi?
Cov mitral valve cov nyob nruab nrab ntawm sab laug atrium thiab sab laug ventricle tiv thaiv ntshav los ntawm kev rov nkag mus rau sab laug atrium thaum lub sijhawm tawm (systole).
Ib yam li ntawd, lub hom phiaj ntawm tricuspid valve yog dab tsi? Muaj nuj nqi . Cov tricuspid valve siv ua haujlwm ib leeg-txoj kev valve uas kaw thaum lub ventricular systole los tiv thaiv regurgitation ntshav los ntawm txoj cai ventricle rov qab mus rau sab xis atrium. Nws qhib thaum lub sij hawm ventricular diastole, cia cov ntshav ntws los ntawm txoj cai atrium mus rau txoj cai ventricle.
Kuj nug, dab tsi ua rau lub mitral valve qhib?
(Bicuspid (cov mitral ) valve pom nyob rau hauv qab sab laug.) Nyob rau hauv ib txwm tej yam kev mob, cov ntshav ntws los ntawm ib tug qhib mitral valve thaum lub sij hawm diastole nrog kev txo qis ntawm sab laug atrium, thiab mitral valve cov kaw thaum lub sijhawm systole nrog kev txo qis ntawm sab laug ventricle.
Lub luag haujlwm ntawm Chordae Tendineae yog dab tsi?
Cov chordae tendineae yog ib pawg ntawm cov tawv, tendinous strands hauv plawv. Lawv feem ntau raug xa mus rau "cov hlua hauv plawv" vim tias lawv zoo li cov khoom me me txoj hlua . Ua haujlwm tau zoo, chordae tendineae ua lub luag haujlwm tseem ceeb hauv kev tuav lub atrioventricular li qub nyob rau hauv qhov chaw thaum lub plawv tab tom tso ntshav.
Pom zoo:
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