unit 1 health maria s
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UNIT 1
BY MARÍA CABAÑAS
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• Health is the state of physical and mental well-being.• Illness is the opposite of health.• Symptoms like coughs,pain or fever,tell us that our
bodies are ill.
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Do physical activities.
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An illness can be infectious or non-infectious illness:
• Non-infectious illnesses have different causes.
• Infectious illnesses are caused by harmful bacteria or viruses. Can be contagious or non-contagious.
-An illness is contagious when an ill person transmits theillness to a healthy one.
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Bacterial meningitis:
Salmonellosis:
Bronchitis:
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Amoebae
Plasmodia
Candida(yeast)
Fungi
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-Pathogenic micro-organisms can enter in our bodies in different ways:
• Through the respiratory system.
• Through the digestive system.
• Through wounds and cuts.
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Disinfect wounds.
Wash our hands before meals.
Wash uncooked food.
Cover your mouth when you cough or sneeze.
Don´t share eating utensils.
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• Vaccines introduce into our bodies the micro-organism orvirus that is making us ill.
-The body reacts and produces substances to destroy it.
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