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Infectious And Non Infectious Diseases

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2. Distinguish between infectious and non-infectious diseases providing examples of each. (Approx. ½ page) Infectious: - Caused by Pathogenic microorganisms (germs), bacteria, viruses, fungi or parasites. - Passed in direct and indirect transmission. - Direct transmission is by bites from insects or animals (zoonotic animal to human). - Indirect transmission from infected host to another. - Objects can temporary house infectious agent. Examples - Bronchitis - Influenza - Ebola- rare but deadly viruses. - Tonsillitis- infection - Tuberculosis Compared to: Non-infectious: - That are not caused by microorganisms. - Cannot be transmitted from one to another though things like touch, coughs or bodily fluids. - Main types of non-infectious diseases are genetic, environmental or nutritional deficiencies. - Genetic diseases are passed down from parent to child though the DNA an example of this is Cystic Fibrosis and down syndrome. - Environmental diseases are caused by things found in the person surroundings like skin cancer caused by sunlight and black lung caused by the continued exposer to coal dust. - Nutritional disease are caused by problems in the persons diet like Iron deficiency Anaemia. 3. Describe ONE named infectious disease in terms of its: cause, transmission, host response, major symptoms, treatment, prevention and control. (Approx. 2 pages) Influenza or Malaria Types of non-infectious disease and there causes

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