Parkinson disease is a progressive loss of motor function due to the degeneration of specific neurons.These neurons secrete an inhibitory neurotransmitter that prevents excessive activity in motor centers of the brain.What neurotransmitter is this?
A) Serotonin
B) Dopamine
C) Acetylcholine
D) GABA
E) Glutamate

Question

Quizplus · Accepted Answer

Dopamine is the neurotransmitter secreted by neurons in the substantia nigra, part of the brain affected in Parkinson's disease. Its loss leads to the symptoms of Parkinson's due to its role in modulating motor control.

Parkinson Disease Is a Progressive Loss of Motor Function Due