Cov kab mob plawv yog qee zaum hu ua ntshav-vascular, lossis tsuas yog cov hlab ntshav, system. Nws muaj lub plawv, uas yog cov khoom siv lub cev, thiab lub kaw lus kaw ntawm cov hlab ntsha hu ua cov hlab ntsha, cov hlab ntsha, thiab cov hlab ntsha.
Qhov txawv ntawm lub plawv thiab hlab ntsha?
Los ntawm lub siab ua haujlwm, mus rau peb cov hlab ntsha tuab tshaj plaws, mus rau cov hlab ntshanyias nyias tias lawv tsuas pom tau los ntawm lub tshuab tsom iav xwb, cov hlab plawv yog peb lub cev txoj sia. Lub circulatory system yog tsim los ntawm lub plawv thiab cov hlab ntsha, nrog rau cov hlab ntsha, hlab ntsha, thiab capillaries.
Lub plawv thiab hlab plawv ua haujlwm ua ke li cas?
Lub plawv thiab cov hlab ntsha ua rau koj lub plawv dhia. Koj lub plawv ua haujlwm ua lub twj tso kua mis uas thawb cov ntshav mus rau hauv nruab nrog cev, cov ntaub so ntswg, thiab cov hlwb ntawm koj lub cev. Ntshav xa cov pa oxygen thiab cov as-ham rau txhua lub cell thiab tshem tawm cov pa roj carbon dioxide thiab cov khoom pov tseg uas tsim los ntawm cov hlwb.
3 hom kab mob ntshav qab zib yog dab tsi?
3 Yam Kev Tshaj Tawm:
- Systemic ncig.
- Pulmonary ncig.
Lub circulatory system Thauj yog dab tsi?
Lub circulatory system xa oxygen thiab as-ham rau hlwb thiab tshem tawm cov khib nyiab. Lub plawv twj tso kua mis oxygenated thiab deoxygenated ntshav ntawm txawvsab. Cov hlab ntsha muaj xws li cov hlab ntsha, capillaries thiab cov hlab ntsha.
