(neuroanatomy) The one of the two roots of a spinal nerve that passes dorsally to the spinal cord and consists of sensory fibers

plural of dorsal root

Any of a class of neuropeptides present in the cerebral ganglia of certain hermaphrodite freshwater snails

plural of dorsal body hormone

plural of dorsal root ganglion

plural of dorsal root ganglion

(neuroanatomy) A ganglion in the dorsal root of a spinal nerve.

(pathology) tabes of the back; a degeneration of the sensory neurons of the spinal cord carrying afferent information. / (often, more specifically) neurosyphilis in the form of such degeneration.

(medicine) Pain in the upper back.

Most dorsal.