Which of the following structures of the gastrointestinal tract has a wall structure that differs from others?
A) mouth
B) pharynx
C) external- most portion of anus
D) ileum
E) upper third of esophagus
Correct Answer:
Verified
Q123: What structure contains enterocytes and the lamina
Q124: What enzyme cleaves trypsinogen to trypsin?
A)pepsin
B)enterokinase
C)procarboxypeptidase
D)chymotrypsin
E)amylase
Q125: What stimulates the defecation reflex?
A)pressure on the
Q126: Obesity predisposes a person for development of
Q127: Which of the following is NOT a
Q129: What cells function to secrete hydrogen ions
Q130: Which enzyme catalyzes reactions with polysaccharides?
A)lipase
B)sucrase
C)glucoamylase
D)amylase
E)chymotrypsin
Q131: Sucrose is the substrate for which enzyme?
A)chymotrypsin
B)lipase
C)sucrase
D)amylase
E)glucoamylase
Q132: Where are the gastric pits found?
A)small intestine
B)large
Q133: What region of the colon serves primarily
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