If a patient's minute volume is 8.5 L/min and his respiratory rate is 15 breaths/min, his average tidal volume is ____ L
a. 0.125 c. 0.060
b. 0.570 d. 5.700
ANS: B
Minute volume = tidal volume ? respiratory rate.
Tidal volume = minute volume ÷ respiratory rate.
Tidal volume = 8.5 L/min ÷ 15 breaths/min.
Tidal volume = 0.570 L.
Health Professions
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