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functions
general motor control, eye movements, cognitive functions, and emotional functions
where does the output go?
thalamus —> frontal cortex (area 6, M1 and M2)
disorders associated with BG
parkison’s disease, hemiballismus, and huntington’s disease
direct pathway?
excitation of pathway facilitates movement
loss of dopamine = loss of facilitation
indirect pathway
inhibition of thalamus = inhibits movement
loss of dopamine = less movement