Axons of the corticospinal tract cross the brainstem at the
A) middle cerebellar peduncle of the pons.
B) decussation of the pyramids in the medulla oblongata.
C) primary fissure of the cerebellum.
D) cerebral aqueduct of the midbrain.
E) hypoglossal canal.

Question

Quizplus · Accepted Answer

The axons of the corticospinal tract cross at the decussation of the pyramids in the medulla oblongata, which is where the majority of these fibers cross to the opposite side of the central nervous system.

Axons of the Corticospinal Tract Cross the Brainstem at the