Question

which pulmonary function test determines the maximal rate of airflow produced during forced expiration? forced vital capacity peak expiratory flow rate forced expiratory volume forced expiratory volume in 1 second

Explanation:

Peak expiratory flow rate measures the maximal rate of airflow during forced expiration. Forced vital capacity is the total volume of air exhaled forcefully. Forced expiratory volume is the volume of air exhaled in a specific time period and forced expiratory volume in 1 - second is the volume exhaled in the first second of forced expiration.

Answer:

B. Peak expiratory flow rate