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Biology > Food > Flashcards

Food Flashcards

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AP® Biology flashcards Biology 101 flashcards
0
Q

Breaking down food

A 
Ingestion
Digestion
Absorption
Assimilation
Egestion
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1
Q

The important foods

A 
Carbohydrates
Proteins
Lipids
Vitamins
Minerals
Fibre
Water
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2
Q

Peristalsis

A

The way in which food moves through the gut

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3
Q

Enzymes

A

Break down food

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4
Q

Bile

A

Released to neutralise stomach acid and emulsify fats

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5
Q

Food

A

Used to grow, repair, fight diseases, stay healthy

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6
Q

Test for starch

A

Reddish brown iodine solution turns blue black

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7
Q

Test for sugar (glucose)

A

Blue Benedictus solution turns orange red when heated with sugars

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8
Q

Test for energy

A

Can be measured by burning it and using it to heat up a measured sample of water

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9
Q

Carbohydrates

are/of/do/in

A

Sugars and starches
Carbon, hydrogen, oxygen
energy
Bread, pasta, rice

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10
Q

Proteins

are/of/do/in

A

Long chains of amino acids
Carbon, hydrogen, oxygen, nitrogen, sulfur
Body building
Meat, fish, cheese

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11
Q

Lipids

are/of/in

A

Stored energy
Fatty acids, glycerol, carbon, hydrogen, oxygen
Butter, corn oil, eggs

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12
Q

Vitamin A

A

Make chemicals in retina
Protects eye surface
And connective tissue

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13
Q

Vitamin A found in

A

Fish liver oils

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14
Q

Vitamin C

A

Sticks together cell lining surfaces in the body

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15
Q

Vitamin C found in

A

Fruit, vegetables

16
Q

Vitamin D

A

Helps bones absorb calcium and phosphorus

17
Q

Vitamin D found in

A

Fish liver oils, cream, butter

18
Q

Calcium

A

Makes bones and teeth

19
Q

Calcium found in

A

Dairy products, fish, bread, vegetables

20
Q

Iron

A

Makes haemoglobin in red blood cells to carry oxygen

21
Q

Water

A

Breaks up large molecules by hydrolysis

Carries substances around the body

22
Q

Fibre

A

Gives muscles something to work on, absorbs water

23
Q

Types of enzymes

A

Carbohydrase
Protease
Lipase

24
Q

Carbohydrate found in

A

Pancreas
Small intestine
Stomach

25
Q

What does carbohydrate act on

A

Starch

26
Q

Product of carbohydrase

A

Glucose

27
Q

Protease found in

A

Stomach
Pancreas
Small intestine

28
Q

Protease acts on

A

Proteins

29
Q

Products of protease

A

Amino acids

30
Q

Lipase found in

A

Pancreas

Small intestine

31
Q

Lipase acts on

A

Lipids

32
Q

Products of lipase

A

Fatty acids

Glycerol

33
Q

Absorption

A

Products of digestion are absorbed into the bloodstream in the small intestine

34
Q

Assimilation

A

Digested food products are absorbed into the cells of the body by diffusion and are assimilated
It is then used for energy and to build up into chemicals

35
Q

Egestion

A

Water, undigested food, enzymes, dead cells, bile pigments and mucus move through the large intestine
Water is removed
Remaining material is passed out of the anus as faeces

Biology (19 decks)

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