Nutrition Flashcards

1
Q

How many calories are in 1g of carbs

A

4 calories

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2
Q

What is the role of carbohydrates in the body?

A

Used as energy source and source of fibre

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3
Q

Mono is the prefix for?

A

One

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4
Q

A saccharide is?

A

A term for sugar

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5
Q

Name 2 polysaccharides

A

Starch, cellulose (fibre)

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6
Q

What are the two things a diet incorporates?

A

Good and beverages a person consumes

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7
Q

Polysaccharides are…

A

Complex carbs!

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8
Q

Daily energy intake is what percent carbs?

A

55-60%

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9
Q

Galatose and glucose create?

A

Lactose (sugar found in milk)

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10
Q

What are the two structural polysaccharides?

A

Cellulose and Chitin

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11
Q

What are the two storage polysaccharides?

A

Starch, Glycogen

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12
Q

Define a polysaccharide

A

Long chain of monosaccharides linked by glycosidic bonds

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13
Q

Are all calories equal?

A

No, it depends on the food and nutrients

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14
Q

Name two minerals

A

Calcium and iron

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15
Q

What’s a source and function of calcium

A

Cows milk, cheese, veggies. Helps with bone, teeth development and supports nerves and muscles

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16
Q

Name a source and the function of iron

A

Nuts, meats. Transportation of oxygen in the blood

17
Q

Which vitamins are water soulable

18
Q

Do you need more macro or micro minerals?

A

You need MORE Macro minerals (more than 100mg a day) and less micro (less than 100mg a day)

19
Q

Are minerals and organic or inorganic compound

20
Q

Are vitamins an organic compound?

21
Q

Name two vitamins

A

Vitamin C and vitamin E

22
Q

What’s a source and function of vitamin c (ascorbic acid)

A

Citrus fruits, berries. Helps with wound healing, immune system and healthy gums

23
Q

What’s a source and function of vitamin E

A

Fish and veg oil, whole grains. It’s an antioxidant

24
Q

What is the function of protein?

A

They act as biochemical catalysts, building blocks for growth and repair of body tissues

25
What is the function of lipids (fats)?
Used to store large amounts of energy, transport vitamins and are important components of cell membranes
26
What are the two types of nutritional claims?
Health claims and nutrient claims
27
What are the two sub groups of health claims?
Function claims (improves function of body) and risk reduction claims (may reduce risk of disease)
28
What is the overall function of the digestive system?
To break down food into nutrients, which are absorbed and transported by the circulatory system
29
What are the 4 stages of digestion?
Ingestion (taking in food), digestion (breaking down food), absorption nutrients enter bloodstream), egestion (removal of waste)
30
What’s chyme?
It’s the term used for the food entering the small intestine (consists of partially digested food, water and gastric juice)
31
What is bile and what’s its function?
Bile is produced by the liver and physically breaks down fats
32
What are enzymes and what do they do?
Enzymes are proteins and a biological catalyst that speed up chemical reactions
33
What are the 3 main groups of digestive enzymes?
Amylase (starch breaker), protease (protein splitter), lipase (fat dissolver)