Understanding Parkinson’s disease

Acetylcholine

A classical neurotransmitter found in the basal ganglia and throughout the body. An imbalance between the neurotransmitters acetylcholine and dopamine is associated with some of the symptoms of Parkinson’s disease (PD) for example, tremor and rigidity.

Action tremor

Involuntary movement of a limb after initiation of action.

Akinesia

A sharp decline in motor performance with complete loss of the ability to initiate voluntary movement and a loss of automatic movements, such as blinking. (more…)