Biology, asked by Happy1234567890, 1 year ago

please give properly and step by step please help it's urgent











explain the structure of human heart

Answers

Answered by lakshayaguptabwd
0
heart has four Chambers
1 the deoxygenated blood enter in the right atrium
2 through a valve it pass on to lungs by semi lunar wall and pulmonary arteries
3 same way take place at left side just the blood is deoxygenated
Answered by Anonymous
3
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