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प्रश्न
At any given time there is more blood in the venous system than that of the arterial system. Which of the following features of the veins allows this?
विकल्प
relative lack of smooth muscles
presence of valves
proximity of the veins to lymphatic’s
hin endothelial lining
उत्तर
relative lack of smooth muscles
संबंधित प्रश्न
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