The breathing rate in human being_____________?
Correct answer: B. 12 to 20 per minute
- A. 72 per minute
- B. 12 to 20 per minute
- C. 38 per minute
- D. None of these
Explanation
A normal resting respiratory rate for a healthy adult is about 12 to 20 breaths per minute. The value 72 per minute is closer to a typical resting pulse rate, not breathing rate.
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