Download - Unit 1 health carla
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CARLA CONTRERAS RODRIGO
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HEALTH AND ILLNESS
• HEALTH IS A STATE OF WELL-BEING.• ILLNESS IS THE OPPOSITE OF HEALTH.• FEVER,COUGHS OR PAIN ARE SYMPTONS OF
ILLNESS.
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Healthy habits
Sleep 8 or 9 hours every night.Eat a balanced diet.Eat five meals a day. ALWAYS havebreakfast.Wash our hands before meals, have a showerevery day.
Breathe fresh air.
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• Infectious: caused by harmful bacteria or viruses.
They can be Contagious
Non-contagious
• Non – infectious illnesses.
Types of illness
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Bacteria are unicellularmicro-organisms.
Bacteria
There are two types:
Beneficial bacteria,usedto make yoguhrt.
Harmful bacteria,calledpathogenicbacteria, that can cause illnesses
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Pathogenic bacteria can cause…
* Bacterial meningitis. * Affected area: nervous system.* Symptoms: fever,stiff neck and severe headaches.
Salmonellosis. Affected area: digestive system. Symptoms: diarrhoea, stomach pain, fever.
• Bronchitis• Affected area: bronchi in the respiratory system.• Symptoms: persistent cough,fever.
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Other micro-organisms can cause illnesses.Theycan be unicellular or multicellular.
Amoebae : Unicellular micro-organism.
Plasmodia : Unicellular micro-organism.
Candida :Unicellular micro-organism.
Fungi : Multicellular micro-organism.
Other micro-organisms.
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A VIRUS IS NOT A MICRO-ORGANISM. IT CAUSES INFECTIOUS ILLNESSES.IT IS NOT A LIVING THING BUT IT NEEDS CELLS TO CARRY OUT ITS LIFE PROCESSES.FLU,MEASLES ,HERPES OR AIDS ARE ILLNESSES CAUSED BY VIRUSES.
VIRUSES.
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Through the respiratory system.
Through the digestive system.
Through wounds and cuts in the skin.
Pathogenic micro-organisms can enter our body in different ways:
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Disinfect wounds.
Wash your hands before eating.
Wash uncooked food.
Cover your mouth when you cough.
How can we preventinfections?
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VACCINES CAN PREVENT SOME ILLNESSES CAUSED BY VIRUSES OR BACTERIA.
VACCINES INTRODUCE INTO OUR BODIES THE MICRO-ORGANISM OR VIRUS THAT IS MAKING US ILL.
THE BODY REACTS TO THE VIRUS AND PRODUCES SUBSTANCES TO DESTROY IT.
VACCINES
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INFECTIONS CAUSED BY BACTERIA: ANTIBIOTICS.
INFECTIONS CAUSED BY FUNGI :ANTI-FUNGAL MEDICINES.
INFECTIONS CAUSED BY VIRUSES : MEDICINES THAT HELP TO REDUCE THE SYMPTOMS.
HOW DO WE TREAT INFECTIONS ?
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FIRST AID KIT
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