1a Basal Ganglia Overview Flashcards Preview

Neuro B3 - Basal Gang + Parkinsons > 1a Basal Ganglia Overview > Flashcards

Flashcards in 1a Basal Ganglia Overview Deck (8)
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1
Q

what composes the ‘striatum’

A

caudate + putamen

2
Q

what composes the ‘globus pallidus’

A

Gp external, Gp internal

3
Q

what composes the Substantia Nigra

A

Substantia nigra compacta, Substantia nigra reticulata

4
Q

what composes the Lenticular Nucleus

A

putamen + globus pallidus

5
Q

What does the basal ganglia do?

A

lowers threshold, selects behavior, smooths behavior

6
Q

How does the direct pathway and indirect pathway counter one another?

A

Direct Pathway facilitates behavior; Indirect Pathway suppresses behavior

7
Q

What structure releases Dopamine?

A

Substantia Nigra Compacta

8
Q

what neurotransmitter do the projection neurons from the basal ganglia release?

A

GABA