The layer of the GI tract wall containing a large number of blood and lymphatic vessels that receive absorbed food molecules is called the
A)muscularis mucosa
B)mucosa
C)submucosa
D)serosa
E)muscularis

Question

Quizplus · Accepted Answer

The submucosa is the layer of the GI tract wall that contains a large number of blood and lymphatic vessels that receive absorbed food molecules. The muscularis mucosa is responsible for the movement and function of the mucosa layer, while the mucosa layer is responsible for absorption and secretion. The serosa is the outermost layer of the GI tract wall, and the muscularis is responsible for moving food through the GI tract. Therefore, the submucosa is the best choice as it specifically refers to the layer containing blood and lymphatic vessels involved in absorption.

The Layer of the GI Tract Wall Containing a Large