CCRN Nursing Exam Prep - Adult Critical Care

Answer - C - Insertion of nasogastric and rectal tubes and ambulation, as ordered. Manipulation of abdominal contents during surgery produce inhibition of peristalsis for 24 to 48 hours. Measures to avoid potential distention could include insertion of a nasogastric tube before surgery and continuous postsurgical suction until peristalsis returns; rectal tubes can be inserted to remove excess air in the lower colon; and early ambulation promotes return of bowel sounds.