In a spinal reflex arc, the cell bodies of the interneurons that link sensory and motor neurons lie in the
- A. dorsal root ganglion
- B. white matter of the spinal cord
- C. cerebral cortex
- D. grey matter of the spinal cord
Explanation
Interneurons sit in the grey matter of the cord, where they synapse with the incoming sensory fibre and the outgoing motor neuron. The dorsal root ganglion holds only the cell bodies of sensory neurons, a frequent mix up.
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