Which layer(s)of the wall of the GI tract contain a nerve plexus?
A)Muscularis
B)Mucosa and adventitia/serosa
C)Adventitia/serosa
D)Mucosa and muscularis
E)Submucosa and muscularis

Question

Quizplus · Accepted Answer

The submucosa contains the submucosal (Meissner's) plexus, and the muscularis contains the myenteric (Auerbach's) plexus. Both are part of the enteric nervous system, which controls GI tract motility, secretion, and blood flow.

Which Layer(s)of the Wall of the GI Tract Contain a Nerve