A) 20%
B) 40%
C) 65%
D) 85%
Correct Answer: C
Solution :
The efficiency of heart decreases with age so heart pumps about 65% blood per minute in comparison to young age (30 years). So the blood supply to various organs is also decreased e.g. 80%, to brain and 40-42% to the kidney.You need to login to perform this action.
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