What Instructions Should the Nurse Provide the Client to Effectively

What instructions should the nurse provide the client to effectively use the incentive spirometer? Select all that apply.

A) Sit in an upright position while using the spirometer.
B) Avoid coughing during the procedure.
C) Inhale slowly with 8 to 10 repetitions.
D) Coughing after the procedure is encouraged.
E) Breath in and out forcefully when using the spirometer.