The walls of the alimentary canal share a common pattern from esophagus to anus. How many tunics (layers) make up the wall?

Name: The walls of the alimentary canal share a common pattern from esophagus to anus. How many tunics (layers) make up the wall?
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Question

Quizplus · Accepted Answer

The walls of the alimentary canal from the esophagus to the anus are made up of four layers or tunics: the mucosa, submucosa, muscularis externa, and serosa or adventitia.

The Walls of the Alimentary Canal Share a Common Pattern