Unit 4222-365 Essay

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UNIT 4222-365 1.1 Range of causes of dementia Cells in the brain stop working, and the part of the brain that this occurs in will affect how that person thinks, remembers and communicates. The most common forms of dementia are Alzheimer’s disease and Vascular dementia. Alzheimer’s disease is caused by damage in certain areas of the brain. With time, it spreads and affects cells in other parts of the brain. The cause of the brain cells dying and the deterioration of the connectors is not fully known. Vascular dementia is a form of dementia caused by damage to the brain through deprivation of oxygenated blood. Causes are preventable and include high blood pressure, heart problems, diabetes and high cholesterol. Rarer forms of dementia are Creutzfeldt-Jakob disease (CJD) and Biswanger’s disease. 1.2 Types of memory impairment Whilst long term memory loss is experienced, short term memory loss can cause more problems, although it is not the same in every case. So it might be difficult to remember what happened 5 minutes ago. Other kinds of memory loss might be, difficulty in remembering people or their names, trouble finding words, repeating recent questions and conversations, remembering where things are. 1.3 How individuals process information with reference to the abilities and limitations of individuals with dementia The brain works with chemical signals between neurons. When the neurons get damaged and no longer function efficiently the resulting limitations differ, depending on which side of the brain is damaged. The right side of the brain will cause problems understanding things, and recognizing people and things. Damage in the left side of the brain has been seen to cause by depression, and problems with speech. 1.4 How other factors can cause changes in an individual’s condition that may not be attributable to dementia A variety of

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