Psychology Dictionary
  • Psychology Resources
  1. Home
  2. substantia nigra

substantia nigra

substantia nigra

a region of gray matter in the midbrain, named for its dark pigmentation, that sends dopaminergic neurons to the basal ganglia. Depletion of dopaminergic neurons in this region is implicated in Parkinson’s disease.

Related Terms

stimulus proposition

stimulus proposition the content of a situation brought up...

voluntary commitment

voluntary commitment see voluntary admission.

practice effect

practice effect any change or improvement that results from...

positive exercise addiction

positive exercise addiction an inordinate attraction to hab...

objective responsibility

objective responsibility in the moral judgment typical of c...

social breakdown syndrome

social breakdown syndrome a symptom pattern observed primar...

Quick Info

Category Psychology Term
Definitions 1
First Letter S

Browse by Letter


A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z

© 2025 PsychologyDB.com All rights reserved.

Terms Sitemap Contact