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Questions and Answers
What is the primary function of the Migrating Motor Complex (MMC)?
What is the primary function of the Migrating Motor Complex (MMC)?
- To sweep remnants of the previous meal and debris from the stomach and small intestine (correct)
- To regulate the release of motilin during fasting periods
- To control the opening and closing of the pyloric sphincter
- To facilitate digestion of food in the small intestine
During which phase of the MMC does the pyloric sphincter relax and open completely?
During which phase of the MMC does the pyloric sphincter relax and open completely?
- Phase I
- Phase II
- Phase III (correct)
- The pyloric sphincter does not open during the MMC
How many phases make up the Migrating Motor Complex (MMC)?
How many phases make up the Migrating Motor Complex (MMC)?
- 3 (correct)
- 5
- 4
- 2
What is the duration of Phase I of the MMC?
What is the duration of Phase I of the MMC?
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What is the primary function of the hormone motilin in relation to the MMC?
What is the primary function of the hormone motilin in relation to the MMC?
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What happens to the MMC when the next meal is consumed?
What happens to the MMC when the next meal is consumed?
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During which phase of the MMC are there intense peristaltic contractions that propagate through the small intestine?
During which phase of the MMC are there intense peristaltic contractions that propagate through the small intestine?
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What is the approximate duration of Phase II of the MMC?
What is the approximate duration of Phase II of the MMC?
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What is the primary purpose of intestinal segmentation contractions?
What is the primary purpose of intestinal segmentation contractions?
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What happens to the release of motilin when a meal is consumed?
What happens to the release of motilin when a meal is consumed?
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