Which of the Following Best Defines Peristalsis

question 125

Multiple Choice

Which of the following best defines peristalsis?

• A) It is the static or quiet period between meals when the GI tract is empty.
• B) It is the constant rate of contraction along the GI tract when food is present.
• C) It is contraction of parallel and circular muscles found in the walls of the intestines but not the stomach.
• D) It is wavelike muscular contractions resulting from alternate tightening and relaxing of circular and longitudinal muscles of the GI tract.

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Definitions:

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