The Correct Order of the Digestive Tube Layers, from Lumen

question 78

Multiple Choice

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

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