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Flashcards in Nutrition Deck (47):
1

Estimated energy requirement in sedentary activity

30cal/kg/day

2

Estimated energy requirement in moderately active activity

35 cal/kg/day

3

Estimated energy requirement in very active activity

40cal/ kg/ day

4

Protein deprivation is greater
Onset more than 1 year old
Edema
Stunted growth

Kwashiorkor

5

Calorie deprivation
Onset less than 1 year
No edema
Extreme muscle wasting

Marasmus

6

Leading cause of preventable blindness

Vitamin A deficiency

7

11- cis retinal is a component of this visual pigment

Rhodopsin

8

1st sign of vitamin A deficiency

Loss of sensitivity to green light

9

This type of vitamin D is formed in the skin when exposed to sunlight

Vitamin D3 cholecalciferol

10

Active form of vitamin D

Calcitriol

11

Least toxic of fat soluble vitamins

Vitamin E

12

Form of Vitamin K from green vegetables

Phylloquinone

13

Form of Vitamin K from intestinal bacteria

Menaquinone

14

Form of Vitamin K from synthetic compounds

Menadione

15

Wernicke Korsakoff syndrome in alcohols may be due to deficiency in this vitamin

Thiamine

16

Thiamine is a coenzyme for these type of enzymes

Transketolase
Dehydrogenase

17

Beriberi- paralysis, seizures, tachycardia, dry skin, irritability is due to deficient

Vitamin B1

18

This vitamin is an electron carrier in redox reactions

Riboflavin

19

This vitamin may be synthesized from tryptophan

Niacin

20

This vitamin is a source of ADP ribose for DNA repair

Niacin

21

This vitamin inhibits lipolysis for treatment of hyperlipidemia

Niacin

22

Symptoms of pellagra

Dermatitis
Dementia
Diarrhea

23

Burning foot syndrome (peripheral nerve damage) can be caused by deficiency of

Pantothenic acid (B5)

24

Coenzyme for:
Amino acid transamination
Decarboxylation of glutamate and histidine
ALA synthase
Glycogen phosphorylase
Niacin from tryptophan

B6 pyridoxine

25

Vitamin deficiency that Can result from isoniazid toxicity

B6

26

Coenzyme for methionine synthase and methylmalonyl CoA mutase

B12

27

This vitamin deficiency can cause subacute combined degeneration of the spinal cord

B12

28

B12 deficiency spinal cord degeneration involves what pathways

Dorsal column
Corticospinal

29

Carboxylase enzymes requires what coenzyme?

Biotin

30

Schilling test can detect deficiency in what vitamin

B12

31

How much iron is present in the body?

3-4g

32

Storage form of iron

Ferritin

33

Partially denatured form of ferritin that predominates when tissue stores ae high

Hemosiderin

34

Transport protein of iron

Transferrin

35

Most common micronutrient deficiency worldwide

Iron deficiency anemia

36

Iron overload syndrome with progressive hemosiderosis and organ damage

Seen in older men

Hemochromatosis

37

Treatment of hemochromatosis

Phlebotomy

38

Most abundant trace mineral in the body after iron

Zinc

39

Total body stores of zinc

1.5-2.5g

40

Deficiency of this mineral leads to dermatitis, poor wound healing, hair loss, neuropsychiatric symptoms, decreased taste acuity, poor growth

Zinc deficiency

41

Rare excessive inherited disease with dermatitis, diarrhea and alopecia due to impaired absorption of zinc

Acrodermatitis enteropathica

42

Major cofactor of enzymes that use moelcular oxygen or oxygen derivatives as substrate

Copper

43

Copper stores in the body

80 to 110mg

44

Mineral deficiency seen in patients receiving TPN

Copper deficiency

45

X linked recessive disorder due to deficient copper transport

Growth retardation, mental deficiency, seizure, aneurysm, bone demineralization, brittle hair

Menkes syndrome

46

Hepatolenticular degeneration
Biliary excretion of copper is blocked
Kayser-Fleisher rings
Treated with D-penicillamine

Wilson disease

47

Low selenium content causing cardiomyopathy

Endemic parts of China

Keshan disease