Question

Question 42:
(a) What are the upper parts of the heart called ?
(b) What are the lower parts of the heart called ?
(c) What is the name of blood vessels which connect arteries to veins ?
(d)
(i) Which side of the heart pumps blood into the lungs ? .
(ii) Which side of the heart pumps blood into entire body (except the lungs) ?

Lakhmir Singh Biology Class 10

Answer 1

upper Chambers of heart are left and right artrium

Answer 2

1) upper parts are called auricles
2) lower parts are called ventricle
4) right side heart pumps blood to lungs 2) right side