To Assist in Determining Whether a Patient Seen in the Ambulatory

To assist in determining whether a patient seen in the ambulatory care setting has chronic insomnia, the nurse will initially

A) schedule a polysomnography (PSG) study.
B) arrange for the patient to have a sleep study.
C) ask the patient to keep a 2-week sleep diary.
D) teach the patient about the use of an actigraph.