physiological scotoma

physiological scotoma
   see blind spot.

Dictionary of Hallucinations. . 2010.

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  • scotoma —    Also known as negative scotoma. The term scotoma comes from the Greek noun skotos (darkness). It is used to denote an area or island of loss or impairment of vision, surrounded by a field of normal or relatively well preserved vision. In… …   Dictionary of Hallucinations

  • blind spot —    Also known as Mariotte s spot, physiological scotoma, physiological blind spot, and punctum caecum. All five terms are used to denote the physiological hole existing in each monocular field of vision that corresponds morphologically with the… …   Dictionary of Hallucinations

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  • Nystagmus — Horizontal optokinetic nystagmus, a normal (physiological) form of nystagmus ICD 10 H55, H81.4 …   Wikipedia

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  • Filling-in — In vision, filling in phenomena are those responsible for the completion of missing information across the physiological blind spot, and across natural and artificial scotomata. There is evidence calling for similar mechanisms of completion also… …   Wikipedia

  • Blindness — This article is about the visual condition. For other uses, see Blindness (disambiguation). Blindness Classification and external resources A white cane, the international symbol of blindness ICD …   Wikipedia

  • Blind spot — can refer to: *In ophthalmology, **Scotoma, an obscuration of the visual field **Optic disc, also known as the anatomical blind spot, the specific region of the retina where the optic nerve and blood vessels pass through to connect to the back of …   Wikipedia

  • Blind spot (vision) — For other uses, see Blind spot (disambiguation). Vertebrate …   Wikipedia

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