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light reflex

light reflex in Medicine

light reflex n.

  1. Contraction of the pupil of the eye in response to an increase in light.

  2. A circular red light reflected from the retina of the eye. Also called red reflex.

  3. See cone of light.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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