Question

What prevents backflow of blood inside the heart
during contraction ?​

Answer 1

Answer:

As the heart pumps blood, a series of valves open and close tightly. These valves ensure that blood flows in only one direction, preventing backflow. The tricuspid valve is situated between the right atrium and right ventricle.

Explanation:

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Answer 2

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Explanation:

What prevents backflow of blood inside the during contraction ?

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As the heart pumps blood, a series of valves open and close tightly. These valves ensure that blood flows in only one direction, preventing backflow. The tricuspid valve is situated between the right atrium and right ᴠᴇɴᴛʀɪᴄʟᴇ...

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