Nutrition and energy Flashcards Preview

Health, Metabolism and Homeostasis > Nutrition and energy > Flashcards

Flashcards in Nutrition and energy Deck (10)
Loading flashcards...
1
Q

Define nutrition?

A

Nutrition is the intake of food, considered in relation to the body’s dietary needs

2
Q

How do you calculate energy intake?

A

Energy intake = energy expenditure + change in energy stores

3
Q

What factors affect Basal Metabolic Rate?

A

1) Height, weight size:
2) Body composition:
3) Gender
4) Age
5) Climate
6) Hormones
7) Temperature/illness
8) Nicotine and caffeine
9) Malnutrition
10) Fasting/starvation

4
Q

How are carbohydrates stored in the body?

A

Stored as glycogen
Small pool size
Stored in liver/muscle

5
Q

How is fat stored in the body?

A

Stored as triglycerides
Moderate-large (unlimited) pool size
Stored in adipose tissue

6
Q

How is protein stored in the body?

A

Moderate (limited) pool size

Stored in muscles (including organs)

7
Q

When is the fed state?

A

0-4 hours after food

8
Q

When is the fasting state?

A

4-12 hours after food

9
Q

When is the starved state?

A

12+ hours after food

10
Q

What are the 6 essential nutrients to survive?

A

1) Water
2) Calories (carbs and fat)
3) Protein
4) Essential fatty acids
5) Vitamins
6) minerals/trace elements