1.1 Describe a range of causes of dementia syndrome Essay
Lewy bodies are small circular lumps of protein that deposits inside the neurons, although it is unclear how they damage the brain and cause dementia, there is a theory that Lewy bodies interfere with the effects of two of the messenger chemicals in the brain – dopamine and acetylcholine. Dopamine and acetycholine are thought to play an important role in regulating brain functions, such as memory, learning, mood and attention. Lewy bodies is closely related to Parkinson’s disease as this condition deteriorates the physical symptoms like the Parkinson’s disease such as involuntary shaking, muscle stiffness and slowness of movement take place.
Fronto-temporal dementia is caused by damage and shrinking in two areas of the brain. The temporal lobe and the frontal lobe of the brain are both affected and is only common in people under the age of 65 years old. It is said that it is an inherited genetic mutation (an altered gene) from their parent that cause this type of dementia. Although sometimes motor neurone disease is also