Question

which motor pathway does not end in the spinal cord?

rubrospinal tract

tectospinal tract

vestibulospinal tract

corticospinal tract

corticobulbar tract

Explanation:

The corticobulbar tract is a motor pathway that ends in the brainstem (specifically in the motor nuclei of cranial nerves), not in the spinal cord. The rubrospinal, tectospinal, vestibulospinal, and corticospinal tracts all end in the spinal cord.

Answer:

corticobulbar tract