Sci- food 🐫 Flashcards

1
Q

what is a carbohydrate and what is its function

A

Carbohydrates are starchy foods such as bread and pasta. They are our main source of energy

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2
Q

what is a lipid and what is its function

A

Lipids are things such as fats and oils. They give us fat- soluble vitamins and essential fatty acids.

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3
Q

what is a protein and what are its functions

A

Proteins are foods such as egg, meat, dairy, nuts and seeds. They are our main structural material and help build and repair muscles, bones and tissue

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4
Q

what are vitamins and minerals and what are its functions

A

They allow biochemicals processes to happen in our bodies

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5
Q

what does water do for our body

A

helps transport nutrients around the body, excrete waste and control body temperatures

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6
Q

what is fibre (roughage) and what does it do for us

A

lentils, avocado and leady greens are all high in fibre. Fibre helps provide bulk in our digestive system and prevents constipation.

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7
Q

what is a deficiency

A

a nutritional deficiency occurs when the body does not get or absorb the required amount of nutrients from food.

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8
Q

what are the cause and symptoms of kwashiorkor

A

Deficiency of protein.
symptoms:
fatigue, growth failure, swelling, loss of muscle mass

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9
Q

what are the cause and symptoms of scurvy

A

Deficiency of vitamin c
symptoms:
aching arms and legs, red or blue spots on the skin, bruising easily, swollen and bleeding gums

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10
Q

what are the cause and symptoms of rickets

A

deficiency of vitamin d
symptoms:
muscle cramps, bone fractures, pains in the bones, stunted growth

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11
Q

name 3 foods that the body uses to help make new cells

A

pomegranate
broccoli
kale

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12
Q

why carbohydrates rather than oils are the main source of energy for humans.

A

The glucose from carbs is converted into the energy your brain and muscles need to function

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13
Q

2 foods needed for healthy teeth and bones

A

milk and cheese

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14
Q

why do we need vitamin c

A

to form blood vessels, cartilage, muscle and collagen in bones

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15
Q

why do we need vitamin d

A

For good bones

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16
Q

why do we need vitamin b 1

A

help the body convert food (carbohydrates) into fuel (glucose), which the body uses to produce energy

17
Q

test for sugar what is a positive test

A

It is a test for carbohydrate and a posiitve test is green, red, orange or yellow
negative is blue

18
Q

test for starch

A

test for carbohyrates
negative orange
positive- dark blue, purple

19
Q

test for protein

A

negative - blue
positve- pink or purple

20
Q

test for lipids

A

fats and oils
positive- cloudy white

21
Q
A