Which of the following is true of smooth muscle in the proximal stomach?
A. It has no action potentials.
B. It contracts phasically.
C. Its main purpose is to grind and mix food prior to propelling it to the gastroduodenal junction.
D. Receptive relaxation is controlled by decreasing activity of excitatory vagal neurons.
AnswerTags:
MCQ, Physiology, GIT, Peristalsis
Category:
Physiology MCQs
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