Axons of upper motor neurons in the reticular formation descend in the reticulospinal tracts, and cross to the opposite side of the mesencephalon in the brainstem.

Question

Quizplus · Accepted Answer

Axons of upper motor neurons in the reticular formation descend in the reticulospinal tracts, but they do not necessarily cross to the opposite side at the level of the mesencephalon; the crossing of fibers can vary depending on the specific pathway and target neurons.

Axons of Upper Motor Neurons in the Reticular Formation Descend