A patient is using a flow-dependent incentive spirometer. The patient is achieving an inspiratory flow of 275 mL/sec. The patient is able to sustain this flow for 4 seconds. What volume did the patient inhale?

________ The final task prior to opening the office is to check the answering service and/or voice mail

Indicate whether the statement is true or false

In general, chest physical therapy can be expected to improve airway clearance when a patient's sputum production exceeds what volume?

a. 30 ml/day b. 20 ml/day c. 15 ml/day d. 10 ml/day