Approximately, how many times each day do our heart valve... — Answer & Explanation | PrepBeePakistan

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MEDIUMENGLISHEveryday Science

Approximately, how many times each day do our heart valves open and close normally?

Correct answer: B

Explanation

The heart beats about 70 times per minute. Over 24 hours, this is roughly 1,00,000 cycles.

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