Human Health and Diet

Topics include: A balanced diet, protein intake and BMI.

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What are carbohydrates made from?
Simple sugars - such as glucose.
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What are proteins made from?
Amino acids .
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What are fats made from?
Fatty acids and glycerol.
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Why do balanced diets vary?
Balanced diets vary because of factors such as age, gender, level of activity. religion, ethical diet choices and medical conditions (such as allergies and intolerances).
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Where are excess fats stored?
Excess fats are stored under the skin and around the organs as adipose tissue.
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Where are excess carbohydrates stored?
Excess carbohydrates are stored in the liver or converted into fat.
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Where are proteins stored?
TRICK QUESTION! Proteins cannot be stored in the body.
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What are proteins essential for?
Proteins are essential for growth and repair.
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What is the correct amount of protein that is supposed to be eaten daily called?
The estimated average daily requirement (EAR).
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How is EAR calculated?
EAR in g = 0.6 x body mass in kg.
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What disease is caused by a lack of protein intake?
Kwashiorkor
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Where is Kwashiorkor most common and why?
Kwashiorkor is common in developing countries due to overpopulation and lack of money to improve agriculture.
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Is the EAR always absolute?
No, EAR is just an estimate for the average person of a certain weight.
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Which factors can affect EAR?
Pregnancy, age or breast feeding.
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What are first class proteins?
First class proteins are proteins that come from animal products, they contain all the essential amino acids that cannot be made by the human body.
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What are second class proteins?
Second class proteins are proteins that come from plant products. They do not contain all the essential amino acids.
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What does BMI stand for?
Body Mass Index.
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How is BMI calculated?
BMI = (mass in kg )/(height in m)²
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What does a BMI of over 30 mean?
A person is obese.
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What does of BMI of between 25 and 30 mean?
A person is overweight.
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What is a normal BMI?
A BMI between 20 and 25 is normal.
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What does a BMI of less than 20 mean?
A person is underweight.
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Other cards in this set

Card 2

Front

What are proteins made from?

Back

Amino acids .

Card 3

Front

What are fats made from?

Back

Preview of the front of card 3

Card 4

Front

Why do balanced diets vary?

Back

Preview of the front of card 4

Card 5

Front

Where are excess fats stored?

Back

Preview of the front of card 5
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