ciliospinal center

cil·i·o·spi·nal cen·ter

the preganglionic motor neurons in the first thoracic segment of the spinal cord that give rise to the sympathetic innervation that eventually influences the dilator muscle of the eye's pupil.

Synonym(s): Budge center

cil·i·o·spi·nal cen·ter

(sil'ē-ō-spī'năl sen'tĕr)

The preganglionic motor neurons in the first thoracic segment of the spinal cord that give rise to the sympathetic innervation of the dilator muscle of the pupil.

ciliospinal center

The center in the spinal cord that transmits sympathetic impulses that dilate the pupils of the eyes.

See also: center

Budge,

Julius L., German physiologist, 1811-1888.

Budge center - the preganglionic motor neurons in the first thoracic segment of the spinal cord that give rise to the sympathetic innervation of the dilator muscle of the eye's pupil. Synonym(s): ciliospinal center