ASSERTION: The muscular walls of ventricles is thicker than the auricles REASON : It prevents back flow of blood.
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Answered by
6
Explanation:
1 ventricle are thick because it has to pump blood from heart to various distant organs hence requires a get muscle contraction. ... 2 the valves present between the auricles and ventricles prevents the back flow of blood when the ventricle is contracted
Answered by
4
Explanation:
The assertion is true but reason is false.
ventricles have thicker muscular walls to pump the blood which needs high pressure and the blood is deoxygenated .
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