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Flashcards in Nutrition Deck (58)
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1

T or F? Overweight and obese individuals have relatively low metabolic rates.

False

2

T or F? Low metabolism contributes significantly to obese individuals’ excess weight gain.

False for most populations

3

T or F? There are diets available to increase a person’s metabolic rate thereby inducing weight loss.

False

4

T or F? A person’s metabolic rate decreases during caloric restriction inhibiting the rate of weight loss.

True

5

What is an alternative energy source for the brain?

Beta-hydroxybutyrate (ketones)

6

What is stunting and what is it caused by?

It is linear growth failure caused by chronic mild protein energy malnutrition

7

What is the meaning of underweight?

Defined as weight-for-age >2 SD below mean in kids, BMI<18.5 in adults

8

What is the meaning of wasting?

It is AKA marasmus and is defined as weight-for-height >2 SD below mean

9

What is Kwashhiorkor?

Manifested by inadequate protein and it causes wasting with edema and impaired renal function

10

What are saturated FAs?

No double bonds

11

What are mono unsaturated FAs?

Single double bond

12

What are poly unsaturated FAs?

Multiple double bonds

13

What happens with essential FA deficiency?

Scaly dermatitis

14

What are the essential FAs?

Linoleic and Linolenic Acid

15

How does fiber decrease plasma cholesterol levels?

-Sequesters bile to reduce reabsorption
-Slows carbohydrate absorption which keeps insulin low and slows cholesterol synthesis
-Stimulate short chain FA synthesis which inhibits cholesterol synthesis

16

What are the fat soluble vitamins?

A, D, E, K

17

What are the water soluble vitamins?

Thiamin, riboflavin, niacin, B6, B12, pantothenic acid, biotin, folic acid, vitamin C

18

What are the functions of vitamin A?

Involved with vision and gene expression

19

What happens with vitamin A deficiency?

Night blindness/red gingiva/immune dysfunction

20

What are the functions of vitamin D?

Maintain serum calcium and phosphorus levels

21

What happens with vitamin D deficiency?

Rickets/osteomalacia

22

What are the functions of vitamin E?

Antioxidant in cell membranes

23

What happens with vitamin E deficiency?

Ataxia with peripheral neuropathy

24

What are the functions of vitamin K?

Cofactor for blood clotting

25

What happens with vitamin K deficiency?

Hemorrhaging and poor coagulation

26

What is a major sign of rickets?

Bow legs

27

What is vitamin A AKA?

Retinol

28

What is vitamin D AKA?

Cholecalciferol

29

What is vitamin E AKA?

Tocopherol

30

What is vitamin K AKA?

Phylloquinone

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