Multiple choice general knowledge science & technology

How often does a healthy adult at rest breathe

  1. 12 times a minute

  2. 20 times a minute

  3. 5 times a minute

  4. 30 times a minute
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

A healthy adult at rest typically breathes 12-16 times per minute, making 12 breaths per minute the correct answer. This respiratory rate is considered normal and is controlled by the body's respiratory center in the brainstem. Rates of 5 or 30 times per minute would be abnormally slow or fast, while 20 times per minute is slightly elevated.

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