Dab tsi ntawm cov kab mob ntshav qab zib muaj dab tsi?
Dab tsi ntawm cov kab mob ntshav qab zib muaj dab tsi?

Video: Dab tsi ntawm cov kab mob ntshav qab zib muaj dab tsi?

Video: Dab tsi ntawm cov kab mob ntshav qab zib muaj dab tsi?
Video: tshuaj ntsuab kho ntshav qab zib zoo 100% 2024, Lub Xya hli ntuj
Anonim

Cov pig muaj a circulatory system uas zoo ib yam li tib neeg circulatory system . Hauv npua , cov circulatory system yog tsim los ntawm lub plawv, ntshav, thiab cov hlab ntshav. Raws li lub npe qhia, qhov no lawv yog lub luag hauj lwm rau circulating ntshav thiab as-ham thoob plaws hauv lub cev.

Ib yam li ntawd, cov npua puas muaj cov hlab ntshav?

Cov circulatory system (tseem hu ua cov hlab plawv hauv cov tsiaj txhu) ntawm npua yog lub luag haujlwm rau kev thauj cov khoom noj muaj txiaj ntsig, roj cua, pov tseg, thiab cov tshuaj hormones.

Tsis tas li ntawd, hom kab mob dab tsi uas tib neeg muaj? Tib neeg muaj kaw circulatory systems . Qhov no txhais tau tias cov ntshav ib txwm nyob hauv cov hlab ntsha thiab lub plawv thaum ncig thoob plaws lub cev. Taug kev los ntawm cov hlab ntsha thiab cov hlab ntsha, cov ntshav nqa cov molecules tseem ceeb thoob plaws hauv lub cev thiab nyob ib puag ncig.

Tsis tas li, peb txoj haujlwm ntawm kev ncig hauv npua yog dab tsi?

Lub luag haujlwm tseem ceeb ntawm lub circulatory system yog thauj cov ntshav thiab cov as-ham thoob plaws hauv lub cev npua . Cov circulatory system ntawm a npua muaj lub plawv, hlab ntsha, hlab ntsha, thiab capillaries.

Cov tsiaj muaj kab mob dab tsi hauv lub cev?

Feem ntau tsiaj , suav nrog tib neeg, muaj qhov no hom kev ncig . Cov no circulatory systems hu ua 'ob' circulatory systems vim lawv tau ua los ntawm ob lub circuits, hu ua pulmonary thiab systemic circulatory systems . Tib neeg, noog, thiab cov tsiaj muaj plaub-chambered lub plawv.

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