121.Pernicious anemia results from a deficiency of which of the : 1401647.
121.Pernicious anemia results from a deficiency of which of the following nutrients?
d.iron and copper
122.The nasal spray route represents a safe and efficacious means for the supply of which of the following vitamins?
123.Which of the following vitamin’s absorption is most affected by the disorder atrophic gastritis?
124.Which of the following is a property of vitamin B12?
a.It is efficiently recycled by the body.
b.It is necessary for protection from pinpoint hemorrhages.
c.It requires attachment to fatty acids for transport in the circulation.
d.It is absorbed from the stomach with the aid of a special binding protein.
125.A similar type of anemia is produced when there is a deficiency of which of the following vitamins?
a.either riboflavin or niacin
b.either vitamin B12 or folate
c.either thiamin or riboflavin
d.either vitamin B6 or vitamin B12
126.Which of the following is a common treatment for pernicious anemia caused by inadequate absorption?
a.injection of cobalamin
b.topical administration of liver extract
c.oral supplements of B-vitamin complex
d.a diet high in liver and green, leafy vegetables
127.If a person refrained from ingesting any of the water-soluble vitamins, deficiency symptoms would occur for which of the following vitamins?
128.Normally, the body’s storage and re-utilization of vitamin B12 prevents a primary or secondary deficiency from occurring until after about which of the following times?
129.In a person who loses the ability to absorb vitamin B12, approximately what period of time could elapse before deficiency signs develop?
130.Pernicious anemia results from a combination of lack of intrinsic factor and which of the following situations?
a.pharmacologic intakes of cobalamin
b.lack of hydrochloric acid
c.lack of pancreatic vitaminases
d.pharmacologic intakes of folate
121.Pernicious anemia results from a deficiency of which of the : 1401647