San Joaquin Valley College
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⦁	A patient with normal lungs should be able exhale what percentage of the FVC within one second after initiating an Forced Vital Capacity maneuver? 
⦁	35-50% of the FVC 
⦁	50-70% of the FVC 
⦁	70-83% of the FVC 
⦁	84-93% of the FVC 
 
The normal range for the FEV1 as a percent of the FVC (FEV1%) is 70-83%. Patients with obstructive pulmonary disease will show a reduction in timed FEV% values, while patients with restrictive disorders will generally exhibit normal (or sometimes high) F...