The nurse teaches the parents of an infant who has had surgery to correct imperforate anus how to position the infant to prevent tension on the perineum. the nurse determines more teaching is need when the parents put the infant in which position?

abdomen, with legs pulled up under the body

When placed on the abdomen, a neonate pulls the legs up under the body, which puts tension on the perineum. Therefore, after surgery, the neonate should be positioned either supine with the legs suspended at a 90-degree angle or on either side with the hips elevated