Which layer of the GI tract produces immunoglobulins by its plasma cells and lymphocytes?
A) Lamina propia
B) Submucosal
C) Circular
D) Peritoneum

Question

Quizplus · Accepted Answer

The walls of the GI tract consist of 5 layers: the inner layer, the submucosal or middle layer, the submucosal connective tissue (lamina propria), muscle layers (longitudinal and circular), and peritoneum (outer layer). The submucosal connective tissue or lamina propria layer is responsible for producing immunoglobulins that are synthesized by plasma cells and lymphocytes.

Which Layer of the GI Tract Produces Immunoglobulins by Its