ANATOMY
GASTRO INTESTINAL
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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The site of initiation of the defecation reflex is the
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stomach
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rectum
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small intestine
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liver
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Explanation:
Detailed explanation-1: -The rectum is the final portion of the large intestine that connects to the anus, or the opening where the body releases stool. The defecation reflex is triggered when: The muscles in the colon contract to move stool toward the rectum. This is known as a “mass movement.”
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