Question

what is the normal respiratory rate range for a healthy adult? 8 - 10 breaths/min 12 - 20 breaths/min 20 - 30 breaths/min 30 - 40 breaths/min

Explanation:

The normal respiratory rate range for a healthy adult is determined through medical knowledge. A rate of 8 - 10 breaths/min is too low (bradypnea), 20 - 30 and 30 - 40 breaths/min are too high (tachypnea). 12 - 20 breaths/min is the established normal range.

Answer:

12 - 20 breaths/min