The first sphincter encountered in the alimentary canal is the:
A) upper esophageal sphincter.
B) pyloric sphincter.
C) gastroesophageal sphincter.
D) ileocecal sphincter.
Correct Answer:
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Q27: Which of the following encourages gastric emptying?
A)
Q28: What is accomplished by the enterogastric reflex?
A)
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A) mucus.
B) pepsinogen.
C) gastrin.
D) intrinsic
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