Question

the blood having CO2 enters into best part of the heart from veins??​

Answer 1

no ,as when it enters it gets . IT enters from superior and inferior vena cava throgh lung then goes to hearts..

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Answer 2

Answer:

Carbon dioxide moves from the cells and into the capillaries. Blood leaves the capillary and enters the small venules. These venules become progressively larger vessels called veins. The vena cava are the two largest veins that carry blood into the right upper chamber of the heart (the right atrium).

Explanation:

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