Transcript Healthy Bodies- part2

Healthy Bodies unit 3.
Body Temperature 1.
 By
 1.
 2.
 3.
 4.
the end of this unit you should :Know what body temperature is.
Know that this is usually higher than the
surroundings.
Know that if your body temperature is not
normal,you are ill.
Know that sweating decreases body
temperature.
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Healthy Bodies unit 3.
Body Temperature 2.
 5.
 6.
 7.
 8.
 9.
Shivering increases body temperature.
Food supplies the body with energy to
maintain body temperature.
Clothes help stop heat loss.
Inability to maintain body temperature causes
hypothermia.
Know how to save a person suffering from
hypothermia.
Cold Blooded Animals 1.
1. Animals like lizards
cannot make enough
heat from their food
to enable them to be
warmer than their
surroundings.
 2. Their body
temperature is the
same as their
surroundings.

Cold Blooded Animals 2.
 3.
They tend to be more active during the
day.
 4. A tropical fish from the Amazon would
not survive in Scotland.
Warm Blooded Animals1.

1. Warm blooded
animals like mammals
keep their body at a
constant
temperature no
matter where they
are.
Warm Blooded Animals 2.
 2.
Humans are warm blooded animals and
have a constant temperature of 37 C.
 3. Our bodies are able to make and lose heat.
 4. We can lose excess heat by sweating,
Fever.
 1.
If your body temperature goes above 37 C,
then you are suffering from a fever.
 2. You tend to sweat a lot as the body tries to
bring your temperature down.
 3. Most increases in temperature are caused by
infection.
Hypothermia 1.
 1.
This happens when the body falls below a
certain temperature.
 2. If the body is too low in temperature for
too long, it can result in death.
 3. Hypothermia mostly occurs with elderly
people.
Hypothermia 2.
The following are signs of
hypothermia and actions to be taken
1. Slurring of speech.
 2. Physically inactive.
 3. Skin becomes
white.
 4. Slow to react
mentally.
 5. Unusual behavior.

1. Wrap in warm
blanket.
 2. Give a warm
sweet drink but
NOT alcohol.
 3,4,5 Increase room
heating slowly.

Maintaining Body Temperature.
1. The brain controls
body temperature.
 2. When we are hot, the
brain makes our body
sweat and this cools
us down.
 3. When we are cold,
the brain makes the
body shiver and this
makes us heat up.

Healthy Bodies Unit 4
Diet and Alcohol 1.
 By
 1.
 2.
 3.
 4.
the end of this unit you should :Know what makes up a healthy diet.
Know that eating too much can causes heart
disease.
Know that eating causes anorexia,
Know how alcohol consumption can affect
behavior.
Healthy Bodies Unit 4
Diet and Alcohol 2.
 5.
Know how many alcohol units are contained in
common drinks.
 6. Calculate how many alcohol units are in a
bottle of alcohol.
 7. Present information on alcohol in graph form.
A Balanced Diet 1.
 A balanced
 1.
 2.
 3.
 4.
 5.
diet should contain the following :-
Fats
Carbohydrates
Proteins
Vitamins
Minerals
 A Balanced
Diet 2.
Fats




1. These are foods that are quite high in energy
2. They are good for storing energy during winter
3. Too many fat based foods can make people
4. They can also cause cholesterol in the veins
cause them to fur up like blockages in
pipes.
content.
when it is needed.
obese.
and
arteries which
A Balanced Diet 3.
Carbohydrates

1.

2.

3.

4.
These are starchy
foods like bread
potatoes and pastas.
They are a good
source of energy .
The calories from
them can be burned off
quickly.
If not they appear as fat.
A Balanced Diet 4.
Proteins
 1.
These are used for the growth and repair of
body tissue.
 2. Protein deficiency can result in malnutrition.
 3. Meat supplies or alternatives give us our
supply of proteins.
A Balanced Diet 5.
Vitamins

1.

2.

2.
These consist of
vitamins A, B ,C ,D E,
A and K.
All of these play
different parts in the
health of the body.
The picture shown is that
of the bones of
someone with rickets
which occurs through lack
of vitamin D.
A Balanced Diet 6.
Minerals
1. These are salts that are
needed by the body.
 2. For example,calcium
from milk for bone
growth.
 3. Melons and other
fruits contain
minerals.


Melons
The Food Triangle.

1. Sugary foods

2. Meats and fatty acids
Eat least
Eat least
1
2

3. Vegetables and fruit
3
4

4. Starchy foods
Eat most
Eating too much.
 1.
 2.
 3.
 4.
 5.
Our bodies burn up the food we eat.
This gives us energy for our muscles to work.
The more our muscles work,the more energy
and food we need.
If we eat more food than we need,the extra is
turned into fat.
Being fat is unhealthy and affects our heart.
Eating too much.

1.

2.
3.



4.
4.
Who needs more
food?
Who eats more food?
Who would you
expect to be
fatter?Explain.
Why would it be bad for
this person to be
overweight?
What could they do to lose
weight?

Food energy Kj
20,000
15,000
10,000
5000
Alan
Food eaten
Peter
Food needed
Anorexia.
 1.
This is a serious eating disorder which mainly
affects young girls.
 2. It is related to bulimia,another eating disorder.
 3. Anorexics believe they need to lose weight and
continually diet to do so.
 4. It is a psychological problem and in extreme
cases can lead to death.
The affects of alcohol 1.
 1.
 2.
 3.
 4.
 5.
Alcohol is a drug.
Alcohol affects your brain by blocking
messages to your senses.
Alcohol slows down your reactions.
Alcohol is measured in units.
One unit of alcohol consists of a) a small
whisky, b)a glass of wine, c) a half pint of beer.
The effects of alcohol 2.
 1.
 2.
 3.
 4.
 5.
Alcohol abuse can lead to problems at work.
Alcohol abuse can lead to mood changes and
depression.
Alcohol abuse can lead to money troubles.
Alcohol abuse can affect personal safety.
Alcohol abuse can lead to death in extreme
cases.
Healthy Bodies Unit 5
Fitness and Health.
 By
the end of this unit you should : 1. Be able to name 3 aspects of fitness.
 2. Know that regular exercise improves fitness.
 3. Be able to describe the differences between the
3 aspects of fitness.
Fitness and health 1.
Stamina.
 1.
This can be described as having staying power.
 2. Sports in which you need to have stamina
include swimming ,jogging , rowing and
cycling.
 3. The heart and lungs need to be in good working
order.
 4. Recovery rate is usually quick from exercise.
Fitness and health 2.
Strength.
 1.
The muscles need to be strong and in good
working order.
 2. Sports include weight lifting, rowing,
swimming and gymnastics.
Fitness and health 3.
Suppleness.
 1.
The body can be capable of being moved into
different positions without being stiff.
 2. Lots of stretching exercises are needed to
improve this aspect of fitness.
 3. Sports needing suppleness include dancing,
gymnastics, judo, swimming and yoga.