Unit 1 health laura

HEALTH´LAURA PRIETO

HEALTH AND ILLNESS

• 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.

HEALTHY HABITS

• Sleep 8 or 9 hours every night.• Eat a balanced diet. • Eat five meals a day.• Wash our hands before meals.• Breathe fresh air.

WHAT CAUSES AN ILLNESS

TYPES OF ILLNESS:• Non-infectiuos illness.• Infectious illness. Are cause by harmful

bacteria and viruses. They can be:contagious or non-contagious.

BACTERIA

• Bacteria are unicellular micro-organisms.There are two types of bacteria:• Benefial bacteria

• Harmful bacteria

PATHOGENIC BACTERIA

• BATERIAL MENINGITIS Affected nervous system.

• SALMONELLOSISAffected digestive system.• BRONCHITISAffected bronchi in the

respiratory system.

OTHER MICRO-ORGANIMS

• They can be unicellular or multicelular.Amoabe Plasmodia

Candida yeast) Fungi

VIRUSES• A virus is not a micro-organism. It causes infectious illnesses.• Is not a livig thing but it needs cells to carry out its life

processes.

PREVENTING AND HEALING ILLNESSES

• Pathogenic micro-organismis can enter in our bodies in different ways:

o Through the respiratory system.o Through the digestive system.o Throuh wounds and cuts.

HOW CAN WE PREVENT INFECTIONS?

• Disinfect wounds.• Wash our hands before eating or handling

food.• Wash uncooked food.• Cover your mouth when you cough or sneeze.• Do not share eating utensils.

VACCINESVaccines introduce into our bodies the micro-

organisms or virus that is making us ill.The body reacts to the virus and produces

substances to destroy it .

HOW DO WE TREAT INFECTIONS?

• Infections caused by bacteria are treated with antibiotics.

• Infections caused by fungi are treated with anti-fungal.

• Infections caused by viruses are only treated with medicines that help to reduce sysmptoms

FIRST AID KIT

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