The Nurse Is Planning to Perform Postural Drainage on a Patient

The nurse is planning to perform postural drainage on a patient who is receiving continuous tube feedings.What should the nurse do before performing the treatment? (Select all that apply.)

A) Stop the tube feedings for 1 to 2 hours before and after postural drainage.
B) Check for residual feeding in the patient's stomach and hold treatment if greater than 100 mL.
C) Give the prescribed inhaled bronchodilator 20 minutes before the procedure.
D) Auscultate all lung fields,assess vital signs,and draw arterial blood gas (ABG) levels.