Unit 9 Health and Social Care Essay

4627 Words Jul 3rd, 2013 19 Pages
The Morley Academy
A2 Level Health & Social Care
Unit 9- Investigating Diseases

In my unit 9 assignment I will be looking at and comparing communicable and non-communicable diseases. I will also be looking at two different diseases and the differences between them and their signs and symptoms.
Section A (AO1): I will be focusing on communicable and non-communicable diseases are, how they are caused, types of them and the signs and symptoms of one of each and also how they are diagnosed.
Section B (A02): I will be focusing on how diseases are distributed within the population, factors affecting the cause and distribution of diseases and compare the differences between my two chosen diseases (one communicable and one
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Degenerative diseases are often contrasted with infectious diseases.
For example: Parkinson’s, Alzheimer’s, and Huntington’s disease.
Nutritional Diseases: Nutritional diseases are diseases in humans that are directly or indirectly caused by a lack of essential nutrients in the diet. Nutritional diseases are commonly associated with chronic malnutrition. Additionally, conditions such as obesity from overeating can also cause, or contribute to, serious health problems. Excessive intake of some nutrients can also cause acute poisoning.
For example: Pellagra, Rickets and Iron-deficiency anemia.
Inherited Diseases: Inherited diseases are Disease resulting from the effect of having defective genes. These diseases are inherited because genetic material is accurately copied before being passed onto the offspring from a parent. However, they can also arise as a result of a sudden change in the DNA known as a mutation. For example: Cystic fibrosis, Sickle-cell anemia and Polydactyl.
Lifestyle + Environment Diseases: Environmental disease is disease caused by environmental factors that are not transmitted genetically or by infection. Apart from the true monogenic genetic disorders, environmental diseases may determine the development of disease in those genetically predisposed to a particular condition. Stress, physical and mental abuse, diet, exposure to toxins, pathogens,

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