111.Which of the following is associated with a deficiency of folate?

a.hemolysis

b.hypoxemia

c.hemolytic anemia

d.macrocytic anemia

112.Folate deficiency has been reported in infants fed which of the following foods?

a.soy milk

b.goat’s milk

c.rice milk

d.infant formula

113.Which of the following, among all the vitamins, is believed to be most vulnerable to interactions with drugs?

a.folate

b.niacin

c.vitamin B₆

d.vitamin B₁₂

114.What is the RDA for folate for a woman weighing 60 kilograms?

a.180 μg

b.220 μg

c.242 μg

d.400 μg

115.Which of the following is the adult RDA for folate?

a.100 µg

b.200 µg

c.400 µg

d.800 µg

116.Which of the following foods is highest in folate?

a.meats

b.starches

c.dairy products

d.green, leafy vegetables

117.Which of the following is required for the absorption of dietary vitamin B₁₂?

a.bile

b.lipase

c.intrinsic factor

d.carboxypeptidase

118.What is the function of intrinsic factor in vitamin B₁₂ absorption?

a.It catalyzes release of the vitamin from its protein-bound form.

b.It attaches to the vitamin, thereby allowing absorption from the intestines.

c.It acts as a storage protein for the vitamin within the intestinal epithelial cells.

d.It acts as a cofactor for mucosal enzymes involved in absorption of the vitamin.

119.What is the name of the mineral that is found at the centre of a B₁₂ molecule?

a.chloride

b.calcium

c.copper

d.cobalt

120.What is the most likely reason for the development of a vitamin B₁₂ deficiency?

a.inadequate intake

b.increased excretion

c.inadequate absorption

d.increased losses in food preparation