Which of the following is the most likely cause of regurgitation when a newborn is fed?
A) The gastrocolic reflex
B) A relaxed cardiac sphincter
C) An underdeveloped pyloric sphincter
D) Placing the infant in a prone position following a feeding

Question

Quizplus · Accepted Answer

The underlying cause of newborn regurgitation is a relaxed cardiac sphincter. The gastrocolic reflex increases intestinal peristalsis after the stomach fills. The pyloric sphincter goes from the stomach to the intestines. The infant should be placed in a supine position.

Which of the Following Is the Most Likely Cause of Regurgitation