How does Parkinson's disease effect the nervous system?

Question

Science project need to know how parkinsons disease effects the nervous system and brain.

Answer 1

Depletion of dopamine in the brain, it affects the neurotransmitters, which in turn affect the nervous system. muscarinic receptors at the cholingeric synapses are affected that's why they use anticholinergic agents to block the receptor's

Answer 2

the brain cells that control motor movement are dying. There is much info on the web. google it.