Westphal pupillary reflex

Westphal pupillary reflex
Westphal-Piltz reflex orbicularis pupillary r.

Medical dictionary. 2011.

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  • Pupillary reflex — refers to one of the reflexes associated with pupillary function. Types include: Pupillary light reflex Accommodation reflex Although pupillary dilation is not usually called a reflex , it is still usually considered a part of this topic.… …   Wikipedia

  • Westphal phenomenon pupillary reflex — West·phal phenomenon, pupillary reflex (vestґfahl) [Alexander Karl Otto Westphal, German neurologist, 1863–1941] orbicularis pupillary reflex …   Medical dictionary

  • orbicularis pupillary reflex — unilateral contraction of the pupil, followed by dilatation after closure or attempted closure of eyelids that are forcibly held apart. Called also Galassi pupillary, orbicularis, or Westphal Piltz phenomenon and Gifford, Gifford Galassi, or… …   Medical dictionary

  • Westphal-Piltz phenomenon — orbicularis pupillary reflex …   Medical dictionary

  • Reflex — A reaction that is involuntary. The corneal reflex is the blink that occurs with irritation of the eye. The nasal reflex is a sneeze. * * * 1. An involuntary reaction in response to a stimulus applied to the periphery and transmitted to the… …   Medical dictionary

  • Pupillary light reflex — The pupillary light reflex is the reduction of pupil size in response to light.The pattern of pupillary response to light can help determine which of the cranial nerves is damaged. TypesThere are two types of response assessed for each eye:cite… …   Wikipedia

  • Westphal-Piltz phenomenon reflex — West·phal Piltz phenomenon, reflex (vestґfahl piltsґ) [A.K.O. Westphal; Jan Piltz, Austrian neurologist, 1870–1930] orbicularis pupillary reflex …   Medical dictionary

  • Westphal phenomenon — 1. (A.K.O. Westphal) orbicularis pupillary reflex. 2. (C.F.O. Westphal) see under sign …   Medical dictionary

  • Westphal — Karl F.O., German neurologist, 1833–1890. See W. pupillary reflex, W. Piltz phenomenon, Edinger W. nucleus …   Medical dictionary

  • Piltz-Westphal phenomenon — orbicularis pupillary reflex …   Medical dictionary

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