Cov hlab ntsha twg ntshav siab qis tshaj?

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Cov hlab ntsha twg ntshav siab qis tshaj?
Cov hlab ntsha twg ntshav siab qis tshaj?

Video: Cov hlab ntsha twg ntshav siab qis tshaj?

Video: Cov hlab ntsha twg ntshav siab qis tshaj?
Video: tuav wb lub neej kom ruaj khov - Mang Vang ft. Christina Xyooj [Official Audio] 2021-22 2024, Lub peb hlis ntuj
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Nyob rau hauv kev dav dav, cov ntshav siab siab tshaj plaws yog pom nyob rau hauv lub aorta thiab cov ntshav siab qis tshaj yog nyob rau hauv the vena cava.

ntshav siab qis tshaj qhov twg?

Peb cov ntshav siab siab tshaj plaws thaum pib ntawm nws txoj kev taug kev los ntawm peb lub plawv - thaum nws nkag mus rau hauv aorta - thiab nws qis tshaj thaum kawg ntawm nws txoj kev taug mus raws cov ceg me ntawm cov hlab ntsha. Qhov txawv ntawm qhov siab yog qhov ua rau cov ntshav ntws ncig peb lub cev.

Vim li cas cov leeg thiaj li muaj ntshav siab qis?

Cov hlab ntsha nqa ntshav rov qab rau koj lub siab los ntawm koj lub cev. Cov ntshav rov qab mus rau lub plawv qis heev, yog li cov phab ntsa ntawm cov hlab ntsha nyias nyias dua li cov hlab ntsha.

Puas cov hlab ntsha muaj ntshav siab qis tshaj?

Qhov tseem ceeb: Qhov siab tshaj plaws ntawm cov ntshav ncig yog pom nyob rau hauv cov hlab ntsha, thiab maj mam poob qis thaum cov ntshav ntws los ntawm cov hlab ntsha, cov hlab ntsha, cov hlab ntsha, thiab cov hlab ntsha (qhov twg nws qis tshaj).

Puas cov leeg muaj ntshav siab lossis qis?

Lub venous sab ntawm cov hlab ntsha yog qis-siabpiv nrog rau sab hlab ntsha. Lub siab nyob rau hauv cov leeg muaj npe feem ntau yog nyob nruab nrab ntawm 8 thiab 10 mmHg, thiab CVP yog ~ 0–6 mmHg (3, 9). Yog li ntawd, lub siab gradient ntawm lub periphery thiab sab xis atrium yog me me.

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