Keeping Healthy

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  • Created by: nina
  • Created on: 29-03-13 17:21
what function does fibre carry out?
reducing cholesterol and keeping bowels healthy
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what can malnourishment lead to?
deficiency diseases and weight problems
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how does a person lose weight?
when they're energy intake is less than the amount expended
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why are people who do more exercise fitter
they have bigger muscles which means more energy is burned
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define the term metabolic rate
the rate at which all chemical reactions in the cells are carried out
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what 3 factors affect metabolic rate
proportion of muscle to fat, amount of activity undertaken, inherited factors
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what is BMI measuring?
your weight compared to your height
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name some diseases linked to obesity
high blood pressure, heart disease, diabetes, arthritis
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how much exercise is recommended per week for adults?
450minutes
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what can lack of food lead to
muscles deteriorating, weak immune system, irregular periods, anorexia
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why do people eat fast food
it's quick, easy and tastes good
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where is cholesterol produced
in the liver
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how is cholesterol carried around the body
by lipoproteins in the blood
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why is cholesterol needed
to make cell membranes, sex and stress hormones
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what problems are linked with high cholesterol levels?
heart disease and diseased blood vessels
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what is atheroma
a fatty plaque which blocks arteries
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what are the 2 main things that affect cholesterol levels?
genes and diet
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what is the harmful type of cholesterol
LDLs
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what do saturated fats do
increase cholesterol levels
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what do mono-unsaturated fats do
reduce cholesterol levels and balance LDLs and HDLs
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what do polyunsaturated fats do
like mono-unsaturated but better
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why do our bodies need salt
to function our nervous system and cells properly
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what can too much salt lead to
high blood pressure
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how can we prevent infection
vaccinations
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Other cards in this set

Card 2

Front

what can malnourishment lead to?

Back

deficiency diseases and weight problems

Card 3

Front

how does a person lose weight?

Back

Preview of the front of card 3

Card 4

Front

why are people who do more exercise fitter

Back

Preview of the front of card 4

Card 5

Front

define the term metabolic rate

Back

Preview of the front of card 5
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