retinal rod

Noun
  1. A visual receptor cell that is sensitive to dim light (synset 105464032)
    is a type of: visual cell - one of the cells of the retina that is sensitive to light
    has: retinal purple, rhodopsin, visual purple - a red photopigment in the retinal rods of vertebrates; dissociates into retinene by light
    is a part of: retina - the innermost light-sensitive membrane covering the back wall of the eyeball; it is continuous with the optic nerve
    same as: rod, rod cell

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