An incision into the wall of the GI tract would cut,in order,from superficial to deep:
A) mucosa, submucosa, muscularis, and serosa.
B) serosa, submucosa, muscularis, and mucosa.
C) serosa, muscularis, submucosa, and mucosa.
D) muscularis, submucosa, mucosa, and serosa.

Question

Quizplus · Accepted Answer

The correct order from superficial to deep layers of the gastrointestinal (GI) tract wall is serosa (outermost layer), muscularis (muscle layer), submucosa (connective tissue), and mucosa (innermost layer).

An Incision into the Wall of the GI Tract Would