Nws muab cov pa oxygen thiab cov as-ham rau peb lub cev los ntawm kev ua haujlwm nrog kev ua pa. Nyob rau tib lub sijhawm, cov hlab ntshav pab nqa cov khib nyiab thiab carbon dioxide tawm hauv lub cev. … Raws li lub cev cov tshuaj xa xov, cov tshuaj hormones hloov cov ntaub ntawv thiab cov lus qhia los ntawm ib pawg ntawm cov hlwb mus rau lwm qhov.
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 ntau sab. Cov hlab ntsha muaj xws li cov hlab ntsha, capillaries thiab cov hlab ntsha.
Yuav ua li cas 4 yam uas ua rau lub circulatory system Transport?
Cov no suav nrog oxygen, carbon dioxide, cov as-ham (xws li qabzib thiab amino acids), cov tshuaj hormones thiab cov tshuaj khib nyiab xws li urea. Cov tshuaj no raug thauj mus rau hauv nruab nrab hu ua ntshav los ntawm lub cev los ntawm cov hlab ntsha hu ua cov hlab ntsha.
4 lub luag haujlwm tseem ceeb ntawm cov hlab ntshav yog dab tsi?
Plaub lub luag haujlwm tseem ceeb ntawm cov hlab plawv yog:
- Kev thauj khoom noj khoom haus, roj thiab cov khoom pov tseg ncig lub cev.
- Tiv thaiv lub cev tiv thaiv kab mob thiab ntshav poob.
- Txhawm rau pab lub cev tswj lub cev qhov kub thiab txias ('thermoregulation')
- Pab tswj cov kua dej hauv lub cev.
5 yam khoom thauj los ntawm cov hlab ntshav yog dab tsi?
Kev piav qhia: Circulatory system muaj cov hauv qab no: Oxygen, Digested Food material, Hormones, Nitrogenous waste materials etc.
