ciliary ganglionic plexus

an autonomic plexus derived from the long and short ciliary nerves, lying on the ciliary muscle, and supplying the dilator and sphincter muscles of the pupil.

Medical dictionary. 2011.

Look at other dictionaries:

  • plexus — A network or interjoining of nerves and blood vessel s or of lymphatic vessels. [L. a braid] abdominal aortic (nervous) p. [TA] an autonomic p. surrounding the abdominal aorta, directly continuous with the thoracic aortic p. superiorly and …   Medical dictionary

  • Ciliary muscle — The choroid and iris. (Ciliary muscle is labeled near top.) Latin musculus ciliaris Gray s …   Wikipedia

  • root — 1. The primary or beginning portion of any part, as of a nerve at its origin from the brainstem or spinal cord. SYN: radix (1) [TA]. 2. SYN: r. of tooth. 3. The descending underground …   Medical dictionary

  • branch — An offshoot; in anatomy, one of the primary divisions of a nerve or blood vessel. A b.. See ramus, artery, nerve, vein. SYN: ramus (1) [TA]. accessory meningeal b. SYN: pterygomeningeal artery …   Medical dictionary

  • Autonomic nervous system — The autonomic nervous system Blue = parasympathetic Red = sympathetic Latin divisio autonomica systematis nervosi peripherici The autonomic nervous system (ANS or visceral nervous syste …   Wikipedia

  • Ganglion — The celebrated 2nd century Greek physician Galen ((c. 130 201 A.D.) who lived and worked in Rome first used the word ganglion to denote a nerve complex. Ganglion still is used to refer to an aggregation of nerve cell bodies. Another use of the… …   Medical dictionary

  • Nerve — A bundle of fibers that uses electrical and chemical signals to transmit sensory and motor information from one body part to another. See nervous system. * * * A whitish cordlike structure composed of one or more bundles (fascicles) of myelinated …   Medical dictionary

  • layer — A sheet of one substance lying on another and distinguished from it by a difference in texture or color or by not being continuous with it. SEE ALSO: stratum, lamina. SYN: panniculus. ameloblastic l. the internal l. of the enamel organ. SYN: enam …   Medical dictionary

  • Parasympathetic nervous system — The parasympathetic nervous system (PSNS) is a division of the autonomic nervous system (ANS), along with the sympathetic nervous system (SNS) and enteric nervous system (ENS or bowels NS ). The ANS is a subdivision of the peripheral nervous… …   Wikipedia

  • Optic nerve — This article is about the anatomical structure. For the comic book series, see Optic Nerve (comic). For the album about David Wojnarowicz, see Optic Nerve (CD ROM). Nerve: Optic Nerve The left optic nerve and the optic tracts …   Wikipedia

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.