Dorsal root ganglion - definition
a cluster of cell bodies in the dorsal root of a spinal nerve. The dorsal root ganglia contain cell bodies for sensory nerves that carry sensory information to the spinal cord.
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2-Minute Neuroscience: Exterior of the Spinal Cord
2-Minute Neuroscience: Spinal Cord Cross-Section
Spinal cord with arrow indicating a dorsal root ganglion.