Food contains nutrients like carbohydrates, fats, proteins, vitamins, and minerals that our bodies need to grow and function properly. Carbohydrates and fats provide energy, while proteins help our bodies and tissues grow and repair. Vitamins and minerals are essential for overall health. It is important to consume a variety of these nutrients from different foods and also drink water for health.
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The 5 Nutrients in Food and Their Importance
1. THE NUTRIENTS IN FOOD
Food contains the nutrients we need to
grow. There are 5 types of them:
1. CARBOHYDRATES: They give us energy.
2. FATS and SUGARS: They help our body
stores extra energy for when we need.
3. PROTEINS: They help our body, hair or
nails grow. They also repair body tissues.
4. VITAMINS and 5. MINERALS: They help
us to be healthy.
* We need to drink water. More than half of
our body is water
3. Fats and Oils
There are “good” fats and “bad” fats.
Saturated tend to come from animal
products and unsaturated from plants.
It is important to regularly consume fat
in your diet.
9. Mini-project:
Create a fact sheet containing information on a
vitamin or a mineral.
Your fact sheet should include:
- Some examples foods that contain it.
- Where it is stored (optional)
- Facts about deficiency of the vitamin
- Extra information
Extra points for presentation.
10. A HEALTHY DIET
DIET is what we eat. It can be healthy or
unhealthy.
TO BE HEALTHY…We need to eat:
◦ a variety of food.
◦ more of some things and less of others.
HOMEWORK: entrevistar y anotar Healthy
habits relacionados con la Nutrition and Diet.
11. HEALTHY HABITS
Eat a healthy breakfast.
Drink a lot of water.
Don´t eat a lot of fats.
Eat fruit and vegetables daily.
Eat fish that is rich in omega-3.
Eat a variety of food.
Do exercise at least 1 hour per day.
Get between 8 -10 hours of sleep.
Eat proteins like fish and milk.
Avoid conservatives and colorants and
other bad substances.
13. OUR DIGESTIVE SYSTEM
It helps us to get the nutrients we need
from food.
It is made up of:
1. the mouth: with the teeth and the
tongue.
2. the oesophagus: a long tube.
3. the stomach: like a bag.
4. the small intestine: is a very long thin
tube.
5. the large intestine: is a wide tube that
connects to the anus.
14. The digestive system
The digestive glands
The digestive tract
Mouth
Oesophagus
Stomach
Large
intestine Small
intestine
Anus
15. HOW DOES THE DIGESTIVE SYSTEM
WORK?
In the MOUTH, the teeth break the food into
small pieces and the tongue mixes the food
with saliva.
In the OESOPHAGUS , food goes down here
to the stomach.
In the STOMACH, gastric juices break down
the food and turn it into a thick liquid. This
liquid goes into the small intestine.
In the SMALL INTESTINE , there are a lot of
blood vessels around it. The liquid goes
through it and the nutrients pass into the
blood.
In the LARGE INTESTINE, what our body
doesn’t need goes through it and out through
16. THE EXCRETORY SYSTEM
It eliminates waste matter.
It is made up of
Two kidneys
Two ureters
The bladder
The urethra
17. THE EXCRETORY SYSTEM
The kidneys remove the waste matter from
the blood and turn it into urine.
The ureters are thin tubes that connect the
kidneys and the bladder.
The bladder is a bag which contains urine.
When ii is full we know that we have to go to
the toilet.
The urethra is a short tube. It connects the
bladder with outside the body.
18. HEALTHY HABITS
When we are unhealthy we feel tired and we become sick.
So it´s important to be healthy.
What things can you do?
1. Rest: go to bed early and sleep 10 hrs.
2. Exercise everyday. Sit properly. Strecht.
3. Eat a healthy diet.
4. Hygiene: have a shower, wash your hands and the food,
brush your teeth…
5. Use the free time wisely: don´t watch the tv o play
computer games for a long time, do different activities, read
or do new things, spend time with your friends and family…
19. Teens should get at
least 30 minutes of
moderate exercise a
day.
20. BENEFITS OF
EXERCISE
To stimulate and
maintain a
healthy body.
Your bones,
joints and
muscles get
stronger.
Keep your
heart in good
shape and
Remove toxic
substances
from the body
through sweat.
Helps maintain
ideal weight.