Which of the following is the sequence of layers from the lumen to the outer wall of the digestive tract?
A) serosa, submucosa, mucosa, muscularis externa
B) submucosa, mucosa, serosa, muscularis externa
C) mucosa, submucosa, serosa, muscularis externa
D) submucosa, muscularis externa, serosa, mucosa
E) mucosa, submucosa, muscularis externa, serosa
Correct Answer:
Verified
Q13: Secretion refers to the
A) progressive dehydration of
Q14: Contraction of the _ alters the surface
Q15: G cells of the stomach secrete
A) cholecystokinin.
B)
Q16: Which of the following is an accessory
Q17: Intestinal crypts
A) only increase the surface area
Q19: The subepithelial connective tissue of the GI
Q21: Mucus functions in
A) protection only.
B) lubrication only.
C)
Q22: During the cephalic phase of gastric secretion,
A)
Q23: The swallowing center in the brain, which
Q80: Chief cells secrete
A) pepsinogen.
B) gastrin.
C) mucus.
D) hydrochloric
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