What can we consciously control about the defecation reflex?
A) relaxation of the internal anal sphincter
B) degree to which the rectum stretches
C) relaxation of the external anal sphincter
D) mass movements (or,mass peristalsis)
Correct Answer:
Verified
Q55: Which of the following operates voluntarily and
Q56: What stimulus initiates the defecation reflex?
A)release of
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A)hepatocytes
B)chief cells
C)acinar
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A)liver from the
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A)nutrient breakdown
B)absorption
C)mastication
D)segmentation
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