Free CNS Nutrition and Dietary Guidelines Questions and Answers

Question 1

Which of the following is a major function of vitamin E?

Accepted Answer

Protection of biological membranes from free radical damage

Answer

Regulation of energy metabolism during periods of fasting

Answer

Carboxylation reactions

Answer

Blood clotting

Question 2

The functions of vitamin K depend largely on which of the following minerals?

Accepted Answer

Calcium

Answer

Selenium

Answer

Iron

Answer

Magnesium

Question 3

Calcitonin is released by the ____________ during periods of ___________ blood calcium concentration.

Accepted Answer

thyroid gland; high

Answer

thyroid gland; low

Answer

parathyroid glands; low

Answer

parathyroid glands; high

Question 4

Which of the following can influence calcium bioavailability?

Accepted Answer

All of the above

Answer

Oxalates

Answer

Phytates

Answer

Aging

Question 5

Which Major Mineral Is A Component Of Biological Membranes?

Accepted Answer

Phosphorus

Answer

Potassium

Answer

Sodium

Answer

Calcium

Question 6

Which of these vitamin-related conditions is caused by an autoimmune disease?

Accepted Answer

Pernicious Anemia

Answer

Scurvy

Answer

Pellagra

Answer

Ariboflavinosis

Question 7

Which of the following situations might warrant dietary supplementation?

Accepted Answer

All of the above

Answer

Vegetarianism

Answer

Lactose intolerance

Answer

Limited time for food preparation

Question 8

For which fat-soluble vitamin has the Institute of Medicine not established an upper limit?

Accepted Answer

Vitamin K

Answer

Vitamin A

Answer

Vitamin D

Answer

Vitamin E

Question 9

Most of the body's magnesium is found in:

Accepted Answer

bones

Answer

muscle

Answer

liver

Answer

blood

Question 10

Hyponatremia stimulates the release of _________.

Accepted Answer

aldosterone

Answer

parathyroid hormone

Answer

growth hormone

Answer

insulin