Exam III Sample Questions

Question 1

____ is characterized by the presence of large RBSs in the bone marrow bc of their inability to divide and mature du to insufficient nucleotides. This is due to deficiency of ____.

a. Microcytic anemia, vitamin K
b. Hemolytic anemia, vitamin E
c. Megaloblastic anemia, folate
d. hemorrhagic anemia, thiamin

Answer 1

C

Question 2

Deficiency of ___ results in scurvy.

a. Vitamin A
b. Vitamin D
c. Vitamin C
d. Vitamin B12

Answer 2

C

Question 3

Which of the following vitamins contains a mineral in its structure?

a. Niacin
b. Thiamine
c. Folate
d. Vitamin B12

Answer 3

D

Question 4

____ is involved in the carboxylation reactions in gluconeogenesis and FA synthesis.

a. Biotin
b. Vitamin B6
c. Thiamin
d. Folate

Answer 4

A

Question 5

Which of the following water soluble nutrients is important for neurotransmitter synthesis and membrane phospholipids?

a. Vitamin C
b. Carnitine
c. Taurine
d. Choline

Answer 5

D

Question 6

Vitamin A containing compounds are called:

Answer 6

Retinoids

Question 7

The esterfied form a vitamin A which is sroted in the liver is called _____.

a. Retinal
b. Retinol
c. Retinyl
d. Retinoic acid

Answer 7

C

Question 8

_____ are phytochemicals which are often called provitamin A.

a. Tocopherols
b. Catechols
c. Curcumin
d. Carotenoids

Answer 8

D

Question 9

What is the RDA for vitamin A for females?

a. 350 micrograms/day
b. 700 micrograms/day
c. 900 micrograms/day
d. 1400 micrograms/day

Answer 9

B

Question 10

Phylloquinone and menaquinone are natural forms of this vitamin

a. Vitamin A
b. Vitamin D
c. Vitamin K
d. Vitamin E

Answer 10

C

Question 11

Which vitamin acts as a coenzyme for carboxylation of glutamic acid leading to the synthesis of matrix and bone gla-proteins?

a. Vitamin A
b. Vitamin K
c. Vitamin D
d. Vitamin E

Answer 11

B

Question 12

Which of the following vitamin(s) acts as an antioxidant?

a. Vitamin A
b. Vitamin E
c. Vitamin C
d. Both b and c

Answer 12

D

Question 13

This fat soluble vitamin is synthesized by the gut bacteria.

a. Vitamin A
b. Vitamin D
c. Vitamin E
d. Vitamin K

Answer 13

D

Question 14

Methylcobalamin is the coenzyme form of:

a. Vitamin B6
b. Folate
c. Vitamin B12
d. Vitamin B1

Answer 14

C

Question 15

Name the disease which is characterized by nerve tingling, poor coordination, edema and loss of appetite. This disease results from the deficiency of a water soluble vitamin which plays an important role in carbohydrate metabolism.

a. Ariboflavinosis
b. Beriberi
c. Rickets
d. Pellagra

Answer 15

B

Question 16

Deficiency of this (yellow colored vitamin) causes cheilosis or cracking at the corner of the tissue around the mouth.

a. Vitamin D
b. Riboflavin
c. Vitamin K
d. Vitamin E

Answer 16

B

Question 17

Deficiency of vitamin D causes:

a. Xeriothalmia
b. anemia
c. Pallagra
d. Rickets

Answer 17

D

Question 18

Deficiency of this vitamin which is rich in plant oils causes _____ due to oxidation of RBC membranes

a. Vitamin A, macular degeneration
b. Vitamin E, hemolytic anemia
c. Folate, megaloblastic anemia
d. Vitamin K, hemorrhagic anemia

Answer 18

B

Question 19

Deficiency of ____ causes xeropthalmia.

a. Vitamin A
b. Vitamin D
c. Vitamin K
d. Vitamin B12

Answer 19

A

Question 20

Milk is a good source of this vitamin:

a. Niacin
b. Thiamin
c. Biotin
d. Riboflavin

Answer 20

D

Question 21

Citrus fruits are a good source of ___.

a. Niacin
b. Vitamin C
c. Vitamin B12
d. Vitamin D

Answer 21

B

Question 22

Deficiency of ____ in pregnancy women results in neural tube defects in the fetus.

a. Riboflavin
b. Folate
c. Pathothenate
d. Niacin

Answer 22

B

Question 23

Perinicous anemia results from lack of:

a. Vitamin E
b. Folate
c. Vitamin B12
d. Vitamin D

Answer 23

C