Answer:
Role of nervous system in Parkinson's disease:
Parkinson's disease is a neuro disorder that affects the nerve cells. The neurons responsible for the body movement is affected in this disease. The neurons that produce dopamine, dies in the parkinson's disease and result in the conditions like slowness, tremor and stiffness.
Role of nervous system in Alzheimer's disease:
Alzheimer's disease is a type of dementia that loses the individual's ability to think and memorize the things. The brain tissue is degenerated in this disease. The nerve cell loses its function and the protein beta amyloid get deposited in this disease.
