Layer of the GI tract responsible for peristalsis and segmentation.
A) muscularis mucosae
B) muscularis externa
C) lamina propria
D) submucosa
E) serosa

Name: Layer of the GI tract responsible for peristalsis and segmentation. A) muscularis mucosae B) muscularis externa C) lamina propria D) submucosa E) serosa
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Question

Quizplus · Accepted Answer

The muscularis externa layer is responsible for both peristalsis (propelling food through the GI tract) and segmentation (mixing food with digestive juices).

Layer of the GI Tract Responsible for Peristalsis and Segmentation