Essay Dementia: Cerebrum and High Blood Pressure

955 Words 4 Pages
1.Understand what dementia is 1.1 Explain what is meant by the term 'dementia' A syndrome due to disease of the brain, usually of a chronic progressive nature in which there are multiple disturbances of higher cognitive function. These include impairment of memory, thinking and orientation, learning ability, language and judgement. 1.2 Describe the key functions of the brain that are affected by dementia The key functions of the brain that are affected by dementia are the temporal lobe, frontal lobe, parietal lobe, occipital, cerebrum lobe and the hippocampus. Temporal lobe- responsible for vision,memory, language, hearing and learning Frontal lobe- responsible for decision making, problem solving, control behaviour and
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2.3 Explain why dementia should be viewed as a disability Individuals who have dementia are not aware of requirements for living, they can forget to do the essential things that are vital. Taking medication,hygiene and even eating are often forgotten. They can get lost or hurt and not understand what is necessary to correct a situation. Individuals cannot act in the manner of a responsible adult which is why dementia should be viewed as a disability

3.Know the most common types of dementia and their causes 3.1 List the most common causes of dementia Alzheimer disease This is the most common cause of dementia, during the course of the disease the chemistry and structure of the brain changes, leading to the death of brain cells. Vascular dementia If the oxygen supply to the brain fails, brain cells may die, this can happen from a strokes or over time through series of small strokes Lewy body disease This form of dementia gets its name from tiny spherical structures that develop inside nerve cells, there presence in the brain cells leads to the degeneration of brain tissue. 3.2 Describe the likely signs and symptoms of the most common causes of dementia Alzheimer's disease is a progressive condition, symptoms include minor memory problems, difficulty saying the right words, disorientation personality changes and behavioural changes Vascular dementia may develop suddenly and

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