51.Which of the following symptoms would indicate a vitamin D deficiency?

a.bowed legs

b.rupture of red blood cells

c.frequent respiratory infections

d.abnormally high blood calcium level

52.Which of the following conditions or diseases are known to be caused by a deficiency of the same nutrient?

a.osteomalacia and rickets

b.xerophthalmia and breath pentane release

c.kwashiorkor and fibrocystic breast disease

d.hemolytic anemia and large-cell type anemia

53.Which of the following is NOT a feature of vitamin D deficiency?

a.It causes a magnesium deficiency.

b.It causes excess iron absorption.

c.It leads to overt signs quite regularly.

d.It leads to low blood calcium which in turn promotes seizures.

54.Which one of the following is a characteristic of vitamin D nutrition?

a.Increased intake may lead to altered bone composition.

b.Excessive intake may lead to mineral deposits in the gallbladder

c.Fortified milk is the major dietary source in the Canadian population.

d.The requirement is increased in most people who are exposed to the sun.

55.Which of the following is known to promote vitamin D deficiency in the elderly?

a.consumption of little or no yogurt or cheese

b.excessive use of hypertension medications

c.increased consumption of caffeinated beverages

d.diminished capacity of liver and kidney synthesis of activated vitamin D

56.John does not drink milk.  What other food is a good natural source of vitamin D for John to consume?

a.whole-grain breads

b.carrots and sweet potatoes

c.oily fish such as salmon or sardines

d.pork chops and ham

57.Which of the following may result from excessive intakes of vitamin D by adults?

a.increased bone density

b.increased bone calcification

c.deformity of leg bones, ribs, and skull

d.mineral deposits in soft tissues such as the kidney

58.You have just moved to Nunavut, and you work during the daytime when there is little sunlight.. Which of the following foods should you regularly purchase at the grocery store?

a.whole-grain bread

b.vitamin D-fortified milk

c.vitamin A-fortified carrot juice

d.omega-3 fatty acid-fortified milk

59.Which of the following factors may limit vitamin D synthesis?

a.wearing perfumes on the skin

b.contracting cancers of the skin

c.going to tanning beds

d.too much sun exposure

60.Along with bowed legs, what is the other common sign of rickets in children?

a.brittle hair

b.mottled teeth

c.beaded ribs

d.anemia