The basal ganglia influence voluntary movement by
A) directly inhibiting the thalamus, which in turn influences the premotor cortex and SMA.
B) directly inhibiting the premotor cortex and SMA, which in turn influences the thalamus.
C) making direct connections with primary motor cortex.
D) directly activating the thalamus, which in turn influences pre-SMA and SMA.

Question

Quizplus · Accepted Answer

The basal ganglia influence voluntary movement by modulating the activity of the thalamus, which then affects the premotor cortex and supplementary motor area (SMA). They do this primarily through inhibitory pathways.

The Basal Ganglia Influence Voluntary Movement by