Location of the indicated arrow in internal capsule is
Correct Answer: Rubrospinal tract
Description: (A) Rubrospinal tract# Rubrospinal tract is a part of the nervous system. It is a part of the lateral indirect extra-pyramidal tract.> Path: In the midbrain, it originates in the magnocellular red nucleus, crosses to the other side of the midbrain, and descends in the lateral part of the brainstem tegmentum. In the spinal cord, it travels through the lateral funiculus of the spinal cord in the company of the lateral corticospinal tract.> Function: It is a major motor control pathways for the mediation of voluntary movement. Responsible for large muscle movement as well as fine motor control, and it terminates primarily in the cervical spinal cord, suggesting that it functions in upper limb but not in lower limb control. It primarily facilitates flexion in the upper extremities. It is small and rudimentary in humans.
Category:
Radiology
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