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Flashcards in Nutrients Deck (39)
1

unit of energy expended when 1 kg is moved 1 meter by a force of 1 Newton

Joule

2

In direct calorimetry, energy value of food is referred to as ___

heat combustion

3

In indirect calorimetry, energy value is based on

amount of oxygen used in burning sample AND carbon dioxide produced

4

another name for glucose

dextrose

5

also called levulose

fructose

6

formed at hydrolysis of lactose (aside from glucose)

galactose

7

least sweet of all sugars

lactose

8

Resistant starch controls diabetes, true or false?

true

9

intermediate of starch and glucose; found in starch and glucose

dextrin

10

Which has hypocholesterolemic and hypoglycemic effects?
a. insoluble fiber
b. soluble fiber
c. both

b. soluble fiber

11

Which prevents constipation and hemorrhoids?
a. insoluble fiber
b. soluble fiber
c. both

A

12

Which comes from non-structural components of plants?
a. insoluble fiber
b. soluble fiber
c. both

B

13

Which comes from cell wall components of plants?
a. insoluble fiber
b. soluble fiber
c. both

A

14

Which is a complete protein?
a. zein in corn
b. gliadin in wheat
c. casein in milk

C

15

Which is a partially complete protein?
a. zein in corn
b. gliadin in wheat
c. casein in milk

B

16

Which is an incomplete protein?
a. zein in corn
b. gliadin in wheat
c. casein in milk

A

17

Differentiate partially complete protein from incomplete protein

partially complete - can maintain life but not support growth
incomplete - cannot do both

18

Vit B1 is part of this coenzyme used in energy metabolism

thiamin pyrophosphate

19

Vit B1 deficiency leads to....

beri-beri

20

Vit B2 is part of these coenzymes

flavin mononucleotide
flavin adenine dinucleotide

21

deficiency of Vit B2

Ariboflavinosis

22

Vit B3 is part of this coenzyme

nicotinamide adenine dinucleotide

23

deficiency of Vit B3

pellagra

24

Vit B6 is part of these coenzymes

pyridoxal phosphate
pyriodxamine phosphate

25

not possible effect of biotin deficiency
a. depression
b. lethargy
c. hallucination
d. diarrhea

D

26

not possible effect of Vit B6 deficiency
a. scaly dermatitis
b. microcytic anemia
c. confusions
d. liver damage

D

27

Vit B6 helps convert tryptophan to __ and __

niacin
serotonin

28

false about folic acid
a. activates vitamin B3
b. helps synthesize DNA for new cell growth
c. deficiency may cause megaloblastic anemia/smooth red tongue

A; B12 dapat

29

false about Vit B12/cobalamin
a. activates folate
b. helps synthesize DNA for new cell growth, protects nerve cells
c. may lead to microcytic anemia if there is deficiency

C; either pernicious or megaloblastic dapat

30

choline is needed for synthesis of acetylcholine and ___

lecithin

31

Vit C deficiency may lead to all except
a. poor wound healing
b. pellagra
c. scurvy
d. bone fragility

B

32

true or false: retinol may be obtained from milk products

true

33

Which is not a consequence of VitA deficiency?
a. night blindness
b. keratinization
c. infectious diseases
d. rickets

D

34

Which is mismatched?
a. Vit E - antioxidant
b. Vit D - bone mineralization
c. Vit K - blood clot proteins synthesis
d. Vit A - activates Vit B12

D

Vit A is for vision

35

Which is false?
A. Vit D helps folate build proteins
B. Vitamin A prevents destruction of Vit E in intestines
C. Vit B1 helps niacin, pantothenic acid and calcium in producing digestive enzymes

C

Magnesium, not Calcium

36

define phytochemicals

non-nutrient compounds in plant-derived foods with biological activity in the body

37

Benzopyrene - broiled foods
nitrosamine - nitrite-treated foods

these are __

mutagens

38

oxalates, phythates and goitrogens ___ nutrition
(enhance, inhibit)

inhibit

39

flavonoids, carotenoids and isoflavones are __-
a. mutagens
b. additives
c. phytochemicals

C