Question

where is impure blood collected in heart​

Answer 1

Answer:

The impure blood enters the heart from two large veins called the superior and inferior vena cava. The blood from these veins enters the right upper chamber known as the Right Atrium. This chamber also receives impure blood from the heart veins through the coronary sinus.

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Answer 2

$\huge\underline\mathfrak\red{Answer}$

The left side of the heart recieves deoxygeneted blood from the pulmonary veins and pumps it into the aorta, while the right side of the heart recieves deoxygeneted blood from vena cava and pumps it into pulmonary veins ...........

Hope it helps uh.....

@Cutedoll07