nutrition test 5

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created 4 years ago by Jessica_Bishop
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Grade levels:
College: Second year
Subjects:
nutrition, medical
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1

How is excess energy stored?

fat

2

What is the energy balance equation?

energy in= energy out

3

How many calories are in 1 pound of fat?

3500

4

What is the direct measure of food's energy value?

Bombcalorimeter

5

What is the physiological response to nerve signals and chemical messengers?

Hunger

6

Where in our brain do hunger signals come from?

Hypothalamus

7

What is the signal to stop eating?

Satiation

8

What is the signal to not to start eating again?

satiety

9

How long does the satiety cycle last?

4-5 hours

10

What are 3 instances people override hunger and satiety?

External cues,

environmental influences

cognitive influences

11

What type of nutrient is the most satiating?

Protein

12

What nutrient has low satiety signals?

High-fat foods

13

What is the control center for eating?

Hypothalamus

14

What influence appetite control and energy balance?

Gastrointestinal hormones

15

What is heat generation for energy out?

Thermogenesis

16

What are the percentages of energy components: physical activity

Basal metabolism

Food consumption

Activity: 30-50

Basal: 50-65

Food: 10

17

What represents about 2/3 of daily energy?

Basal Metabolism

18

What are the basic processes of life such as breathing and heartbeat?

metabolic activities

19

What are 4 factors that affect Basic Metabolic Rate(BMR) ?

Age

Height

Growth

gender

20

What is the voluntary movement of skeletal muscles?

physical activity

21

What are the 3 factors of physical activity?

frequency, intensity, and duration