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In: Anatomy and Physiology

1. A patient has a genetic defect causing them to have very few functional gastric D...

1. A patient has a genetic defect causing them to have very few functional gastric D cells. How will the following compare to that of a normal patient? Will they be higher, lower or the same? For each one, explain your answer.

a. Level of gastric pepsin

b. Gastric pH

c. Histamine secretion from ECL cells

d. Gastric motility (movement of partially digested chyme into small intestine)

e. Plasma CCK levels

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