When responding to situations that involve unknown materials, hazardous materials responders need ____ for corrosives.

Collecting overdue bills from patients is a duty of:

a. collection agencies. b. billing companies. c. insurance companies. d. medical billers.

In performing the sustained maximal inspiration maneuver during incentive spirometry, the pa-tient should be instructed to sustain the breath for at least how long?

a. 10 to 15 sec b. 5 to 10 sec c. 3 to 5 sec d. 1 to 2 sec