Sports nutrition Flashcards

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0
Q
% of diet CARBOHYDRATES
normal
athlete
endurance athletes
grams/kg
A

45% for normal
55-60% for athletes
70% for endurance athletes
7-10 grams per kg of body weight

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1
Q

Define ‘nutrient’

A

A substance that provides essential nourishment for the maintanence of life.

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2
Q

% of diet FATS
normal
athlete
endurance athlete

A

33% for normal
30% for most athletes
10-15% for endurance athletes

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3
Q

% of diet PROTEIN
normal
athlete
endurance athlete

A

17% for normal
10-15% for athletes
Slightly higher for endruance athletes

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4
Q

% of diet ALCOHOL
normal
athlete

A

5% for normal

0% for athlete

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5
Q

What do carbohydrates do?

A

Glucose is the carbohydrate that is transported to tissue and muscles and is used as energy. Stored glucose is called glycogen and is found in liver and skeletal muscles.

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6
Q

How long to Carbs last?

A

90 minutes

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7
Q

What does “hitting the wall” mean?

A

When you run out of carbs as a source of energy and you begin to rely on fat as an energy source

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8
Q

Why do athletes cut back on fat?

A

Because it takes the place of carbohydrates, so, to allow more room for carbs

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9
Q

Effects of alcohol on an athlete

A

Cyrrhosis - hardening of the liver

Effects Carbohydrate levels

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10
Q

When should athlete take in fluid?

A

Before, during and after training

Sip on water throughout

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11
Q

How are electrolytes lost from the body?

A

Sweat

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12
Q

How is sodium best replaced?

A

By eating and drinking

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13
Q

What is ‘glycemic index’?

A

Compares blood glucose levels and the rate of carbohydrate digestion.

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14
Q

High G.I examples

A
BAD
lollies
soft drinks
potato
watermelon
sports drinks
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15
Q

Low G.I examples

A
GOOD
Baked Beans
Pasta
Apple
Milk and dairy products
Long grain rice
16
Q

6 Training diet components

A
Carbohydrates
Proteins
Vitamins and Minerals
Fats
Fluid
Fibres
17
Q

CARBOHYDRATE Grams per kg of body mass for 60-90 minutes of exercise per day

A

5-7g per kg

18
Q

CARBOHYDRATE Grams per kg of body mass for 90-120 minutes of exercise per day

A

7-10g per kg

19
Q

CARBOHYDRATE Grams per kg of body mass for 6-8 hours of exercise per day

A

10-12+grams per kg

20
Q

CARBOHYDRATE Grams per kg of body mass for Carbohydrate loading

A

7-10g per kg

21
Q

CARBOHYDRATE Grams per kg of body mass for pre event meal and how long before event?

A

1-4g per kg 1-4 hours before event

22
Q

Carbohydrate intake during exercise greater than 1 hour

A

1g per minute
or
60g per hour

23
Q

Carbohydrate intake for Rapid recovery after training

A

1g per kg of BM in first 30 mins

repeat every 1-2 hours until regular meal patterns are resumed

24
Q

Portions equivalent to 50g of Carbohydrate

A

5 weet bix
2 english muffins
1 cup of rice

25
Q

Why do proteins do?

A

They act as enzymes or transport vehicles

26
Q

Why are proteins and essential part of a diet?

A

Because they have important structural and functional roles

27
Q

How many grams of PROTEIN does a sedentary person require every day?

A

0.8g per kg of BM

28
Q

How many grams of PROTEIN does a General Trainer require everyday?

A

1g per kg of BM

29
Q

How many grams of PROTEIN does a Moderate to Heavy endurance athlete require everyday?

A

1.2 - 1.6g per kg of BM

30
Q

How many grams of PROTEIN does a Extreme Endurance athlete require everyday?

A

2g per kg of BM

31
Q

How many grams of PROTEIN does a Heavy strength program athlete require everyday?

A

1.2 - 1.7g per kg of BM

32
Q

How many grams of PROTEIN does an adolescent athlete require everyday?

A

2g per kg of BM