NEET PG DENTAL EXAM

BRAIN

CEREBELLUM

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
unconscious proprioception from upper limb is carried by
A
Lateral spinocerebellar tract
B
cuneocerebellar tract
C
Posterior column
D
olivocerebellar tract
Explanation: 

Detailed explanation-1: -The cuneocerebellar tract carries unconscious proprioceptive information to the cerebellum from the upper extremity, that is, from those musculoskeletal structures innervated by segments rostral to, and including, T1.

Detailed explanation-2: -The Anterior Spinocerebellar Pathway-Carries both unconscious proprioceptive and cutaneous information from the lower body (L5 to T12) and enters the cerebellum via the superior cerebellar peduncle.

Detailed explanation-3: -The dorsal spinocerebellar tract (DSCT), also known as the posterior spinocerebellar tract or Flechsig tract, is a somatosensory part of the sensory nervous system that relays unconscious proprioceptive information from the lower limbs and trunk of the body to the cerebellum.

Detailed explanation-4: -The cuneocerebellar tract is the upper limb equivalent of the posterior spinocerebellar tract. The anterior (or ventral) spinocerebellar tract is involved in carrying proprioception from the lower limb. Explore the structure of the spinal cord with the following study unit!

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