spinocuneate fibers

spinocuneate fibers

axons that originate from cells in the posterior horn of cervical and upper thoracic spinal levels, ascend ipsilaterally in the cuneate fasciculus, and terminate in the cuneate nucleus. These are part of the postsynaptic-dorsal column system.

Synonym(s): fibrae spinocuneatae [TA]

spi·no·cu·ne·ate fi·bers

(spī'nō-kyū'nē-ăt fī-bĕrz)

Axons that originate from cells in the posterior horn of cervical and upper thoracic spinal levels, ascend ipsilaterally in the cuneate fasciculus, and terminate in the cuneate nucleus. These are part of the postsynaptic-dorsal column system.