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668603
Nutrition
Description
AS level Biology F212 Mind Map on Nutrition, created by louisemaewhite10 on 24/03/2014.
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biology f212
biology f212
as level
Mind Map by
louisemaewhite10
, updated more than 1 year ago
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Created by
louisemaewhite10
over 10 years ago
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Resource summary
Nutrition
Why do we eat?
provide better health
stronger immune system
ill less often
learn more effectively
stronger
more productive
What is in a balanced diet?
Carbohydrates
energy
Proteins
growth and repair
Fats
energy, cell membranes, waterproofing, absorption of fat soluble minerals, electrical/insulation
Vitamins
chemical processes
Minerals
inorganic elements: normal functions
Water
transporting substances, 60 %
Fibre/roughage
indigestible, digestive system
How much?
Varies
age
level of activity
energy intake
57% carbs
30% fats
13% protein
Obesity
malnutrition> unbalanced diet
consuming too much energy
fat in adipose tissues
excess fat deposition impairs health
location:apple bodies more at risk
BMI of 30+ 20%over
BMI mass(kg)/(height m)x2
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