Zoology-Heart & Circulation
NEET Zoology Heart & Circulation MCQ Question
Type: MCQ-numerical-Hard-Class 11
If the heart rate of a patient is 75 beats per minute, how many times will the ventricles contract in one hour?
A
4500 times
B
7500 times
C
5250 times
D
6000 times
Correct Answer
Option D
Detailed Explanation
The heart rate of 75 beats per minute means the ventricles contract 75 times a minute. Over one hour (60 minutes), this results in 75 x 60 = 4500 contractions.
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