Which type of descending motor pathway conveys nerve impulses that originate in the cerebral cortex and allows you to use your fingers for sewing and sign language?
A)vestibulospinal tract
B)corticospinal tract
C)reticulospinal tract
D)spinothalamic tract
E)gracile fasciculus

Question

Quizplus · Accepted Answer

The corticospinal tract is responsible for conveying nerve impulses that originate in the cerebral cortex and control fine motor movements of the hands and fingers, allowing for activities such as sewing and sign language. The other options listed are involved in different motor functions such as balance, posture, and pain sensation.

Which Type of Descending Motor Pathway Conveys Nerve Impulses That