Single Answer MCQ
Q-00045863
Why does an athlete's heart rate tend to be lower at rest compared to non-athletes?
1
Their hearts are smaller
2
They have a more efficient heart
3
They train less frequently
4
They consume less oxygen
Answer and Solution
Answer
B. They have a more efficient heart
Solution:
An athlete's heart becomes more efficient with regular training, requiring fewer beats to maintain adequate blood flow at rest.
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