Match structural unit with correct characteristic.
-Secretes digestive juices.
A)serosa
B)circular smooth muscle layer
C)mucous membrane
D)lamina propria
E)submucosa
F)longitudinal smooth muscle layer

Question

Quizplus · Accepted Answer

The mucous membrane contains specialized cells that secrete digestive juices.

Answer: E
 The submucosa contains blood vessels and glands that secrete digestive juices.

Note: While other layers may also contribute to the secretion of digestive juices, the mucous membrane and submucosa are the most directly involved.

Match Structural Unit with Correct Characteristic