1b Basal Ganglia Flashcards Preview

Neuro B3 - Basal Gang + Parkinsons > 1b Basal Ganglia > Flashcards

Flashcards in 1b Basal Ganglia Deck (11)
Loading flashcards...
1
Q

What does the basal ganglia do with ideas sent to it from the cortex?

A

involved in sequencing and planning movement; lowers threshold for behavior, facilitates and smoothes behavior

2
Q

What does the Substantia Nigra Pars Compacta release?

A

dopamine

3
Q

What does the Substantia Nigra Pars Reticulata release?

A

GABA

4
Q

What system is the Nucleus Accumbens a part of?

A

limbic system (pleasure + reward)

5
Q

What is another name for the Nucleus Accumbens

A

Ventral Striatum

6
Q

What does the Subthalamic Nucleus release?

A

Glutamate

7
Q

What two axon bundles from the Thalamic Fasciculus?

A

Ansa Lenticularis, Lenticular Fasciculus

8
Q

What is the Thalamic Fasciculus?

A

connects globus pallidus to Ventral Lateral Nucleus of Thalamus

9
Q

What two structures does the Substantia Nigra sit between?

A

Red Nucleus (above), cerebral peduncles (below)

10
Q

What is the dorsal portion of the Substantia Nigra?

A

Pars Compacta

11
Q

What is the ventral portion of the Substantia Nigra?

A

Pars Reticulata