Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely...

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Health and Disease

Transcript of Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely...

Page 1: Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.

Health and Disease

Page 2: Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.
Page 3: Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.

Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.

Page 4: Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.
Page 5: Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.

Disease: Any change that impairs the function of an individual in some way and produces specific signs and symptoms. A disease is NOT a direct result of a physical injury.

Page 6: Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.

Non-Infectious Disease:Not caused by a pathogen and cannot be transmitted from person to person via the environment.

Infectious Disease:Is caused by a pathogen and can usually be transmitted from person to person via the environment.

Page 7: Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.

Pathogen:A pathogen can be a – 1. A microorganism – eg Bacteria

or Fungus2. An agent – eg Virus or Prion3. A multi-cellular organism – eg

Parasitic Worm

Page 8: Health and Disease. Health: A state of complete physical, mental and social wellbeing and not merely the absence of disease.

Non-Infectious Diseases

Not caused by a pathogen and cannot be transmitted from person to person via the

environment.