Basal Nuclei - Anatomy Flashcards
1
Q
What do Basal Nuclei do they regulate what?
A
wanted behaviors while preventing unwanted behaviors
-Cognitive, limbic and motor processes
2
Q
Basal Nuclei are important in?
A
Procedural learning
- Well-learned motor tasks
- Modulation and coordination of motor activity
3
Q
What are the parts of the Basal Nuclei?
A
- Putamen
- Caudate nucleus
- Globus Pallidus (externus, internus)
- Nucleus Accumbens
4
Q
What is the caudate nucleus plus putamen called?
A
Striatum
5
Q
What is the globus pallidus plus putamen?
A
Lentiform
6
Q
What releases dopamine?
A
Pars compacta
7
Q
What does the nucleus Accumbens do?
A
- Part of the ventral striatum
- Important in emotions, motivation and reward
- Serves as a bridge between cognition, emotion and motor systems
8
Q
Name a nucleus accumbens disorder - overactive?
A
Addictions
-Release of dopamine which makes us feel good
9
Q
Name a nucleus accumbens disorder - underative?
A
Apathetic (showing or feeling no interest, enthusiasm, or concern)
- Lack initiative and drive
- Mask-like facial expression
