Lecture 6- Basal Ganglia

Question 1

Basal ganglia definition

Answer 1

Number of complex subcortical nuclear masses

Lie inferior part of cerebral hemispheres in close relation with internal capsule

Question 2

Function of basal ganglia

Answer 2

Involved in control of movement and motivational aspects of behaviour

Question 3

Components of basal ganglia

Answer 3

Corpus striatum

• Neostriatum
  
  • Caudate nucleus
  • Putamen
• Paleostriatum
  
  • Globus pallidus
    
    • Lentiform nucleus

Amygdala

Question 4

Corpus striatum composed of

Answer 4

Dorsal striatopallidal complex

• Caudate
• Putamen
• Globus pallidus

Ventral striatopallidal complex

• Nucleus accumbens
• Olfactory tubercle
• Substantia innominata