6. What prevents blood from flowing in the wrong direction in the heart ?
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Answer:
valves
Explanation:
valves prevents blood from flowing in the wrong direction in the heart .
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Answered by
1
Answer:
the aortic and pulmonic valves lie between the ventricles and the major blood vessels leaving the heart. The heart valves work the same way as one-way valves in the plumbing of your home, preventing blood from flowing in the wrong direction.
Explanation:
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