The primary motor cortex receives information from
A) the supplementary motor area.
B) the premotor cortex.
C) the prefrontal cortex and the supplementary motor area.
D) the supplementary motor area and the premotor cortex.
E) prefrontal and premotor cortices.

Question

Quizplus · Accepted Answer

The primary motor cortex receives information from both the supplementary motor area and the premotor cortex, which are both involved in planning and executing movements. The prefrontal cortex, while involved in decision-making and planning, does not directly connect with the primary motor cortex. Therefore, choices A, B, C, and E are incorrect.

The Primary Motor Cortex Receives Information from