This is a presentation about nutrition. You will be learning about what is nutrition, why is it important, vitamins and why are they important as well as what happens when there is a deficiency of these.
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Nutrition- 1st class
1. Learning
Objectives
• Define the term nutrition.
• Name the 7 nutrients, their functions and good
sources of each
Extension:
• Review the chemical elements present in fats,
proteins and carbohydrates.
• Review the subunits which make up
carbohydrates, fats and proteins.
3. Why do we need food?
To supply us with ‘fuel’ for energy.
To provide materials for growth and repair
of tissues.
To help fight disease and keep
our bodies healthy.
4. What is meant by
“nutrition”
• The taking in of
nutrients which are
organic substances and
mineral ions, containing
raw materials or energy
for growth and tissue
repair, absorbing and
assimilating (using them
to build parts of cells)
them.
5. What is food?
• All food is made up of different nutrients. Using the
pictures to help can you name all 7?
Water
1
2
3
4
6. Balanced Diet
• A balanced diet should contain all the 7 nutrients in the
right amounts.
Loma
Linda
University
Vegetarian
Food
Pyramid
b
i
fruits
whole grains
vegetables
vegetable oils
legumes and
soy
nuts and
seeds
eggs
sweets
a
c d
e
f
g h
7. Balanced Diet
• A balanced diet should contain all the 7 nutrients in the
right amounts.
Loma
Linda
University
Vegetarian
Food
Pyramid
c. fruits
a. whole grains
d. vegetables
f. vegetable
oils
b. legumes
and soy
e. nuts and
seeds
h.eggs
i.sweets
12. Essential Vitamins
Vitamin/
Mineral
Use in body Deficiency Foods
A Retina Night blindness,
damaged cornea
Fish liver oils, liver, butter,
margarine, carrots.
C Sticks together cells
lining surfaces
Scurvy Fresh fruit and vegetables.
D Helps bone health Rickets, poor teeth Fish liver oils; also made in
skin in sunlight.
Iron Healthy blood cells Anaemia Dark green leafy vegetables,
red meat
Calcium Healthy bones and
teeth
Rickets Milk, cheese, yogurt
13.
14. Food Group quiz
1. Which 2 food groups provide us with energy?
2. What are the building blocks for fats?
3. Which food group contains a chemical element which the others do
not?
4. What is the name of this element?
5. All food groups contain the element Carbon. What is the name
given to all molecules which contain Carbon?
6. Which food group is made up of Amino acids?
7. What is he name of the carbohydrate stored in the liver of
mammals?
8. Give an example of a good source of fiber in the diet?
5 minutes
15. Food Group quiz
1. Which 2 food groups provide us with energy? Carbohydrates and
lipids
2. What are the building blocks for fats? Glycerol and lipids
3. Which food group contains a chemical element which the others do
not? Protein
4. What is the name of this element? Nitrogen
5. All food groups contain the element Carbon. What is the name
given to all molecules which contain Carbon? Organic
6. Which food group is made up of Amino acids? Protein
7. What is he name of the carbohydrate stored in the liver of
mammals? Glycogen
8. Give an example of a good source of fiber in the diet? Cereals and
whole grains.
5 minutes
17. Feed Back on HW
Question 2
Different people have different energy needs according to gender, age,
level of activity and if they are pregnant.
Due to their size, males generally need more energy than females.
Both male and females will need more energy if they are more active.
Younger children are growing, so may also need more energy than an
elderly person.
Finally, a pregnant lady will need to provide additional energy for the
growth of the baby.
18. Feed Back on HW
Reading Food Labels
About 10 servings would be needed
0.05 grams of saturated fat would be provided by 50g of product
About 300g of product would be needed to provide a 3 year old with
their daily energy needs
It might be a bad idea for a baby to receive all it´s energy source from
just one product as this would not provide a balanced diet.