Food, Diet and Health Flashcards

1
Q

Who is more likely to have a higher metabolic rate; someone with more muscle or someone with more fat?

A

Muscle

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2
Q

Big people have a _____ metabolic rate whereas smaller people have a ______ metabolic rate

A

Higher.

Lower.

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3
Q

Order these jobs from highest to lowest metabolic rate;
Secretary
Professional Athlete
Mechanic

A

Professional athlete
Mechanic
Secretary

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4
Q

What factors effect your metabolism?

A
Muscle mass
Fat mass
Sex
The amount of exercise you do
Genetic factors
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5
Q

What three forms does energy come in?

A

Carbohydrates
Proteins
Fats

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6
Q

What are the two types of carbohydrates?

A

Starch and sugar

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7
Q

What’s the difference between sugary carbs and starchy carbs?

A

Starchy carbs can’t be used for energy until they’re digested

Sugary carbs are used for immediate energy

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8
Q

Why can eating too much carbs be bad?

A

The body starts to store it as fat if you don’t burn it off

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9
Q

When are fats used by the body?

A

When carbs run low

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10
Q

Gram for gram, fat has how much more energy than protein or carbs?

A

Twice as much

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11
Q

What is needed to release the energy stored in fat, and how quickly is this energy released?

A

Oxygen is needed and the process is slow

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12
Q

What are fats converted into by the body?

A

Cholesterol

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13
Q

Why is having to much fat bad for you?

A

It leads to weight gain and restricts movement which may lead to obesity

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14
Q

What do proteins do?

A

Repair cells and make new cells

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15
Q

Why do we need proteins?

A

For growth and development

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16
Q

What do proteins make?

A

Enzymes, hormones and other body chemicals.

Amino acids that break down food

17
Q

How much protein do you need to stay healthy?

A

Relatively large amounts

18
Q

If your diet is badly out of balance, what may it lead to?

A

Malnourishment

Obesity/anorexia

19
Q

What can lead to obesity?

A

Too much carbohydrates or fat in the diet

Hormonal problems

Lack of exercise

20
Q

What might eating too much saturated fat do?

A

Increase your blood cholesterol level

21
Q

What meat eating too much salt do?

A

Cause high blood pressure and heart problems

22
Q

How much do you have to weigh over recommended body mass to be obese?

A

20%

23
Q

Is starvation and malnourishment the same?

A

No. Starvation is no food of any sort but malnourishment is an unbalanced diet

24
Q

What problems can arise from obesity?

A
Arthritis
Type 2 diabetes
High blood pressure
Heart disease
Some kinds of cancer
Breathing problems
Infertility
25
Q

What are the effects of lack of food?

A

Slow growth in children
Fatigue
Poor resistance to infection
Irregular periods in women

26
Q

Name 3 effects of anorexia

A
Depression
Bloating
Seizures
Muscle damage and weakness
Stomach ulcers and pain
Swollen throat and glands
Liver and kidney damage
27
Q

Why does lack of exercise lead to obesity?

A

Exercise increases the amount of energy used and decreases the amount stored as fat.

It builds muscle and increases your metabolic rate

28
Q

What inherited factors can affect your weight?

A

Understood thyroid gland (metabolic rate)

Blood cholesterol levels

29
Q

What are the 5 food groups?

A
Carbohydrates
Fats
Protein
Fibre
Vitamins/Minerals
(Water)
30
Q

What is cholesterol?

A

A fatty substance that’s essential for good health

Found in every cell of the body