A Nurse Is Providing Preoperative Teaching to the Client

A nurse is providing preoperative teaching to the client.During this teaching the nurse notes that the client should be sure to cough, breathe deeply, and turn from side to side every few hours.The nurse provides this teaching to help prevent which of the following? Select all that apply.

A) Hypoventilation
B) Deep vein thrombosis
C) Atelectasis
D) Pneumonia
E) Postoperative pain