The nurse is coaching a patient to empty the lungs of all air before using a metered-dose inhaler.What air that is expired beyond tidal volume in a forceful exhalation is the nurse coaching the patient to remove from the lungs?

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Expiratory reserve is the amount of air beyond tidal volume in the most forceful exhalation.C.Forced vital capacity is the maximum amount of air expired forcefully after maximum inspiration.D.Peak expiratory flow rate is the maximum flow rate of air expired during forced vital capacity.A.Tidal volume is the air inspired and expired in one breath.

The Nurse Is Coaching a Patient to Empty the Lungs