W11 Primer Questions

Question 1

Intestinal absorption of dietary iron may be enhanced by concurrent ingestion of:

a. oxalates.
b. phytates.
c. ascorbic acid.
d. phosphorus.

Answer 1

c. ascorbic acid

Question 2

Dietary intakes of thiamin, riboflavin, and niacin are related to the intake of:

a. iron.
b. ascorbic acid.
c. calcium.
d. calories.

Answer 2

d. calories

Question 3

Pharmacologic agents used in chemotherapy can cause adverse gastrointestinal reactions because these agents:

a. alter normal mucosal cell proliferation.
b. alter the pH of pancreatic secretions.
c. are hyperosmolar.
d. initiate carcinogenesis in mucosal cells.

Answer 3

a. alter normal mucosal cell proliferation.

Question 4

Individuals taking anticonvulsant medications may develop depleted reserves of:

a. folate and vitamin D.
b. thiamin and riboflavin.
c. folate and pantothenic acid.
d. pyridoxine and biotin.

Answer 4

a. folate and vitamin D.

Question 5

Use of a thiazide diuretic drug may produce a low plasma concentration of:

a. calcium.
b. potassium.
c. uric acid.
d. phosphorus.

Answer 5

b. potassium