Once food passes the lower esophageal sphincter, it cannot reverse and flow backwards.
Correct Answer:
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Q24: Where is pepsin produced?
A) Salivary glands
B) Stomach
C)
Q25: Which nutrient must be converted into a
Q26: The stomach is involved only in chemical
Q27: What is the substrate for trypsin?
A) Starch
B)
Q28: What kind of enzyme is shown in
Q30: The function of Peyers patches is the:
A)
Q31: Cows feed on grass which humans can't
Q32: The tonsils and MALT are both immune
Q33: Mesenteries are folds in the abdominal lining
Q34: The portion of the large intestine just
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