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Blind spot (vision)

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A blind spot, scotoma, is an obscurity of the visual field. [1]

15 relations: Brain, Cephalopod eye, Edme Mariotte, Filling-in, Horizontal eccentricity, Human eye, Octopus, Optic disc, Optic nerve, Photoreceptor cell, Retina, Scholarpedia, Scotoma, Vertebrate, Visual field.


The brain is an organ that serves as the center of the nervous system in all vertebrate and most invertebrate animals.

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Cephalopod eye

Cephalopods, as active marine predators, possess sensory organs specialized for use in aquatic conditions.

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Edme Mariotte

Edme Mariotte (c. 1620 – 12 May 1684) was a French physicist and priest (Abbé).

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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.

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Horizontal eccentricity

Horizontal eccentricity refers to the horizontal axis, measured in degrees, along the visual field.

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Human eye

The human eye is an organ which reacts to light and pressure.

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The octopus (or ~) is a soft-bodied, eight-armed mollusc of the order Octopoda.

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Optic disc

The optic disc or optic nerve head is the point of exit for ganglion cell axons leaving the eye.

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Optic nerve

The optic nerve, also known as cranial nerve II, is a paired nerve that transmits visual information from the retina to the brain.

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Photoreceptor cell

A photoreceptor cell is a specialized type of neuroepithelial cell found in the retina that is capable of visual phototransduction.

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The retina is the innermost, light-sensitive "coat", or layer, of shell tissue of the eye of most vertebrates and some molluscs.

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Scholarpedia is an English-language online wiki-based encyclopedia with features commonly associated with open-access online academic journals, which aims to have quality content.

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A scotoma (Greek σκότος/skótos, darkness; plural: scotomas or scotomata) is an area of partial alteration in the field of vision consisting of a partially diminished or entirely degenerated visual acuity that is surrounded by a field of normal – or relatively well-preserved – vision.

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Vertebrates comprise all species of animals within the subphylum Vertebrata (chordates with backbones).

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Visual field

The visual field is the "spatial array of visual sensations available to observation in introspectionist psychological experiments".

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Redirects here:

Blind spot test, Mariotte's circle, Punctum caecum.


[1] https://en.wikipedia.org/wiki/Blind_spot_(vision)

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