alleryStart learning →What is the normal respiratory rate quoted for an adult?
A12 to 18 breaths each minute
B30 to 60 breaths each minute
C18 to 30 breaths each minute
D6 to 10 breaths each minute
Answer & Solution
Correct answer: A. 12 to 18 breaths each minute
1. Respiratory rate is the number of breaths, or respiratory cycles, each minute.
2. By adolescence the rate has settled to the adult value.
3. That value is 12 to 18 breaths per minute.
4. The higher ranges belong to infants and younger children, whose rates fall as they grow.
_Source: OpenStax Anatomy and Physiology (CC BY 4.0), Ch 22 "The Respiratory System", section 22.3 The Process of Breathing_
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