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What prevents the blood in veins from flowing in the wrong direction?.
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What prevents the blood in veins from flowing in the wrong direction?.

User Martin Claesson
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10 votes

Answer:

The heart valves

Step-by-step explanation:

The heart valves prevent blood from flowing in the wrong direction in the heart. The valves are held in the proper place because of the chordae tendinae.

User Prashant Thorat
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