61.Which of the following enables much of the world’s population to maintain adequate vitamin D status?

a.outdoor exposure of the skin to sunlight

b.wide availability of low-cost fish products

c.wide availability of food assistance programs

d.World Health Organization distribution of vitamin D capsules

62.Which of the following practices is known to lead to formation of mineral deposits in the blood vessels and kidney?

a.excessive intake of vitamin D

b.inadequate intake of vitamin D

c.excessive intake of tocopherols

d.inadequate intake of tocopherols

63.Which one of the following conditions can develop from a number of disorders, including                                           vitamin D deficiency?

a.hypocalcemia

b.hypocalcitonitis

c.hypercalcemia

d.hypercalcitonitis

64.Which of the following is the most reliable source of vitamin D in the diet?

a.meat

b.fortified milk

c.fruits and vegetables

d.enriched breads and cereals

65.Julie asks your advice about sunscreen.  You tell her that sunscreen with a sun protection factor (SPF) of this number or higher can reduce vitamin D synthesis.  What is this number?

a.2

b.4

c.6

d.8

66.Which of the following is a naturally occurring food source of vitamin D?

a.egg yolks

b.red meats

c.tomato juice

d.whole-wheat bread

67.Vitamin D deficiency is particularly common in which season of the year?

a.summer

b.fall

c.winter

d.spring

68.What is the RDA for vitamin D in adults aged 19 – 70 years?

a.600 IU/day

b.650 IU/day

c.700 IU/day

d.750 IU/day

69.In which part of the body is the precursor for vitamin D made?

a.the liver

b.the pancreas

c.the brain

d.the kidneys

70.Vitamin D is more commonly known by which of the following terms?

a.the milk vitamin

b.the sunshine vitamin

c.the bones vitamin

d.the sunlight vitamin