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Reciprocal activation of a stepping pattern generator (SPG) is thought to be coordinated by signals conveyed in the:

B. Golgi tendon organs (GTOs).
C. Posterior commissure of spinal cord.
D. Anterior commissure of spinal cord.
E. Ventral horn gamma motor neurons.

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Rationale: Reciprocal activation of stepping pattern generators is essential for swing phase of one lower limb to occur simultaneously with the stance phase of the other lower limb. The signals to coordinate the right and left stepping pattern generators are conveyed in the anterior commissure of the spinal cord.

  • #2
You just saved me a lot of time.