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In a World Full of Germs How Do We
Keep Ourselves Clean?
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When was the last time you were sick?
Did you have: • A stomach ache?• Fever?• Runny nose?
Do you know what made you sick?
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What are they?
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Germs are:• Tiny Organisms• Living Things• They invade your body and
make you sick
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Germs are so tiny you need a microscope to
see them
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When germs enter the body they:
• Steal our nutrients• Steal our energy• Leave "toxins" behind
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The Different Kinds of Germs
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Why do you think you should care about what the different kinds of
germs are?
• If you know about the different kinds of germs, then you can find out how to avoid them and how to fight them!
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There are millions of different germs in the world . . .
. . .how could we ever know them all?
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All germs fit into 1 of 4 groups -
BACTERIA
PROTAZOA
FUNGI
VIRUS
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Bacteria• Tiny creatures that get their food
from their environment – sometimes our bodies! They live inside and outside of living things.
• They can cause infections inside our bodies like . . .
Sore throatsEar infectionsCavitiespneumonia
Not all bacteria are bad! Good bacteria can . . .o Keep our bodies in balance – help us use nutrients we eato Be used for medicines to help us fight off bad germs!
Back to types of Germs
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VirusViruses can not live outside of a living thing for very long. They can only live in another organism, which is called a host. When they get inside of people they can spread and make them sick. Viruses cause . . .• Chickenpox, measles, and flu to
name a few.
Back to types of Germs
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Fungi
Plant like organisms that can not make their own food like other plants. They get their nutrients from other plants, people, and animals. They like damp, warm places. Most are not dangerous. We even eat some called mushrooms!
Some not so good things that fungi cause include
o Athlete’s foot and dandruff
Back to types of Germs
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Protozoa
• These organisms love moisture and usually spread disease through water.
• They can cause . . . Diarrhea Nausea Belly pain
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How can you get germs?
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Touching •We can get germs from touching:–Friends–Sink–Desks–Pencil Sharpener–Books–Door Handles–Computers
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Air
•We can catch germs from sneezing and coughing. •Germs are invisible and fly through the air. When someone doesn’t cover their mouth all those germs
fly through the air.
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Germ Activity
•Germs are invisible but they can make us very sick. •I am going to show you how germs travel. •I will put talcum powder in my hand. Achoo!!!! •What just happened? The way that the talcum powder flew through the air is the same way that your invisible germs fly through the air.
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How can you stay germ free?
Proper Hand Washing
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When Should You Wash Your Hands?
Hands should be washed after using thetoilet, after playing with pets, before
preparing or eating food, after sneezing orcoughing and any other times your hands
may become contaminated by germs.
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Follow these simple steps every time you wash your hands:
• Turn on the warm water.• Put your hands under the warm water.• Apply soap to hands and lather.• Rub and scrub hands for 20 seconds.
(Remember the palms, backs of hands, between fingers, under finger nails, and wash your wrists )
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• Rinse your hands and send the bubbles and germs down the drain.
• Dry your hands with a paper towel.• Use the towel to close the water faucets to prevent
getting germs back on your hands.
Do a good job and you will be less likely to catch colds or spread germs
that cause sicknesses!
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Germ JeopardyGerms
AreKinds ofGerms
Germs are Spread!
Stay Germ Free
100 100 100 100
200 200 200 200
300 300 300 300
400 400 400 400
Final Jeopardy Question
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Germs Are—100
Choose the correct answer . . .
Germs are _____________.A.) bugsB.) monstersC.) living organismsD.) cooties
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Germs Are— 200
Germs are so tiny, you can only see them through this.
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When Germs enter our body they _________.
A.) make you feel good
B.) steal your nutrients
C.) steal your energy
D.) both A and C
E.) both B and C
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This is what happens when germs invade your body.
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Kinds of Germs—100
How many different groups of germs are there?
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Kinds of Germs—200
Some of these germs are not bad for you.
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Kinds of Germs—300
This group of germs likes moisture and usually spread through water.
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Kinds of Germs—400
The flu, chicken pox, and measles are all examples of this kind of germ.
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Germs are Spread!—100
Name 3 places that Germs are spread through touch.
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Germs are Spread!— 200
Name 3 different places that Germs are spread through touch.
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Germs are Spread!— 300
Germs are invisible and fly through _________________.
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Germs are Spread!— 400
Name two ways that germs are spread through the air.
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Stay Germ Free—100
What is the number 1 way to fight germs?
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Stay Germ Free—200
Name 3 times that you should always wash your hands.
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Stay Germ Free—300
When washing hands you should use __________ water.
A.) coldB.) warmC.) hot
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Stay Germ Free—400
How long should you scrub your hands when washing them?
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Work with your team to come up with the answer to this problem:
List the proper steps to take while washing your hands. Remember, they must be in order!
Final Jeopardy Question