Jul
12
Parkinson`s disease, or paralysis agitans, is characterized by a resting tremor (involuntary trembling when a limb is in rest), rigidity (inability to initiate movements), and bradykinesia (slowness of movements). The disease results from the degeneration of dopaminergic neurons that arise in the substantial nigra and project to other structures in the basal ganglia. (Or) Parkinson’s […]