The correct order of the digestive tube layers, from lumen outward, is:
(1)mucosa
(2)muscular layer
(3)serosa
(4)submucosa
A) 3, 1, 2, 4
B) 4, 1, 2, 3
C) 4, 2, 3, 1
D) 1, 4, 2, 3
E) 1, 4, 3, 2

Question

Quizplus · Accepted Answer

The correct order of the digestive tube layers, from lumen outward, is mucosa, submucosa, muscular layer, and serosa. Choice D follows the correct order.

The Correct Order of the Digestive Tube Layers, from Lumen