spinogracile fibers

(redirected from fibrae spinograciles)

spinogracile fibers

[TA]
axons that originate from neurons in the posterior horn of lower thoracic and lumbosacral spinal cord levels, ascend ipsilaterally in the gracile fasciculus, and terminate in the gracile nucleus. These are part of the postsynaptic-dorsal column system.
Synonym(s): fibrae spinograciles [TA]

spi·no·gra·cile fi·bers

(spī'nō-gras'īl fī'bĕrz) [TA]
Axons that originate from neurons in the posterior horn of lower thoracic and lumbosacral spinal cord levels, ascend ipsilaterally in the gracile fasciculus, and terminate in the gracile nucleus. These are part of the postsynaptic-dorsal column system.