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Exam questionKROK 1Medicine ยท 2015

A patient has damaged spinal cord white matter in the middle area of the posterior white column, disrupted proprioceptive sensibility of the lower limb joints and muscles. What fibers are affected?

Answer options

  1. Fasciculus gracilis
  2. Tr spinocerebellaris anterior
  3. Tr spinothalamicus lateralis
  4. Tr. spinocerebellaris posterior
  5. Fasciculus cuneatus
Correct answer

Fasciculus gracilis

Explanation

The posterior white Column of the spinal cord contains the Dorsal column tract of the spinal cord responsible for Deep sensations, Proprioception, and Fine touch. The medial effect is present in Fasciculus Gracilis.

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