Biology, asked by Sujan5336, 8 months ago

list any two contribution of william harvey in blood circulation

Answers

Answered by aimabukhari951
1

Answer:

Harvey also proved that blood flows in two separate loops, the pulmonary circulation and the systemic circulation. He then tied a ligature on the upper arm of a person, which distended the veins in the forearm and made the valves of the forearm clearly visible.

Explanation:

Answered by blackuniverse
2

Answer:

Explanation:

1.he dissected dead peoples heart and studied valves present bw the auricles and ventricles which was ignored by fabricus

2.he said humans have a double circulation

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