Unit 2: Somatosensory Pathways To Cerebellum Flashcards

1
Q

Lower body proprioceptive axons that enter the spinal cord below T6 and travel up the spine in the Ventral Spinocerebellar Tract decussate where?

A
  1. At the segmental level in the spinal cord AND 2. within the medullary center of the cerebellum to the opposite side of cerebellum
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2
Q

Upper body proprioceptive axons that enter the spinal cord ABOVE T6 and travel up the spine in the Ventral Spinocerebellar Tract decussate where?

A

They don’t decussate.

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3
Q

Lower body proprioceptive axons that enter the spinal cord below T6 and travel up the spine in the Ventral Spinocerebellar Tract have 3˚ neurons where?

A

Ipsilateral cerebellum

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4
Q

The cuneocerebellar tract is made up of fibers that are projecting from where and to where via what?

A

From lateral cuneatus nucleus (medulla) going to ipsilateral cerebellum VIA ICP

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5
Q

The cerebellum is intimately involve in what?

A

unconscious control or coordination of skeletal muscles used in maintaining posture, locomotion and other motor activities.

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6
Q

Pathways from the lower body that give input to the cerebellum?

A
  • dorsal spinocerebellar tract

- ventral spinocerebellar tract

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7
Q

Pathways from the upper body that give input to the cerebellum?

A
  • cuneocerebellar tract
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