What is the difference between normal peristalsis of the SI and giant migrating contractions?
A. Normal peristalsis only propagates a short distance.
B. Because of the distance giant migrating contractions travel, they contribute significantly to mixing chyme.
C. Normal peristalsis can be initiated by vinegar on the mucosa, parasites, enterotoxins, and ionizing radiation.
D. Normal peristalsis helps strip lumen clean as it travels.
E. Normal peristalsis is sometimes associated with abdominal cramping and diarrhea.
AnswerTags:
MCQ, Physiology, Giant migrating contractions, Peristalsis
Category:
Physiology MCQs
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