What is the total cycle time for a frequency of 14 breaths/min and a ratio of inspiratory time to expiratory time of 1:3?

a. 1.07 second c. 3.21 seconds
b. 2.33 seconds d. 4.29 seconds

ANS: D
Total cycle time = 60 s ÷ frequency = 60 ÷ 14 breaths/min = 4.29 s.

Health Professions

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