How To Use Visual cortex In A Sentence
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This is a condition in which subjects have had a portion of their primary visual cortex destroyed, and apparently become blind in a region of their visual field as a result.
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But for the visual cortex, light flashes work pretty well.
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What is their relationship to the visual cortex?
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We have already seen that there are cells in the visual cortex that recognize edges.
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A completely unconscious person with a functional visual system can show reflexes like pupillary contraction, and brain activity that corresponds correctly to external stimuli can be recorded in the visual cortex.
Hey Dr. Egnor: At Least Galen Dissected Animals, Not Straw Men - The Panda's Thumb
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Line, too, is processed in one particular part of the visual cortex.
Times, Sunday Times
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Professor (Nilli) Lavie said: Because the parietal lobe is not part of the visual cortex it was at first surprising to find that activity in the parietal lobe is critical for visual awareness.
Boing Boing
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A stroke subsequently damaging the visual area in a female blind from birth, destroyed her ability to read Braille by touch; clearly her visual cortex had earlier been recruited for tactual processing.
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The strongest evidence for such a contribution comes from studying the effects of removal of the primary visual cortex.
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The only normal areas are the visual cortex and those at the back of the brain that store memories.
Times, Sunday Times
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When you put an array of electrodes on the visual cortex of the brain, each electrode produces a small spot of light called a phosphene.
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Hubel and Wiesel were also able to show by their experiments that the ability of the cells in the visual cortex to interpret the code of the impulse message from the retina is developed directly after birth.
Physiology or Medicine 1981 - Press Release
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For example, our visual system maps visual space on to the surface of our visual cortex.
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Matters are further complicated by the fact that information from the two eyes is brought together in the primary visual cortex.
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The eyes transmit electrical signals to the visual cortex in the brain.
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He looked, and in the back of the model of his brain, the visual cortex flared with orange light.
The Broken God
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Parallel to visual processing, auditory processing is also done subcortically and cortically replace 'visual cortex' with 'auditory cortex', replace 'superiour colliculus' with 'inferior colliculus'.
Mind Hacks: October 2005 Archives
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Only, the ship computer would infuse images directly into his visual cortex, directly into the neurons at the back of his brain.
The Broken God
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In the classic example, a condition called amblyopia (also known as lazy eye) can arise when balanced visual signals are not transmitted from each eye to the brain during a critical period for visual cortex development.
THE MEDICAL NEWS
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The visual cortex was permanently damaged.
Times, Sunday Times
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Indeed, it is extremely difficult to distinguish between the primary visual cortex and surrounding areas in this species.
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That's why the designers of computer vision systems build those assumptions into their programs, and presumably that's why evolution built those assumptions into the design of the visual cortex.
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Since the work of Hubel and Wiesel, it is generally accepted that visual orientation and direction selectivity are achieved by processes in the visual cortex in the higher mammals.
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The strongest evidence for such a contribution comes from studying the effects of removal of the primary visual cortex.
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Parallel to visual processing, auditory processing is also done subcortically and cortically replace 'visual cortex' with 'auditory cortex', replace 'superiour colliculus' with 'inferior colliculus'.
Mind Hacks: Deafhearing
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Cells in the retina, lateral geniculate body (a relay station in the brain) and in the visual cortex respond mainly to edges (step changes in luminance) but not to homogeneous surface colours; so a line drawing or cartoon stimulates these cells as effectively as a ‘half tone’ photograph.
The Cognitive Science of Art: Ramachandran's 10 Principles of Art, Principles 1-3
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Indeed, it is extremely difficult to distinguish between the primary visual cortex and surrounding areas in this species.
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You find that cells in adjacent parts of the visual cortex are activated by stimulation in adjacent parts of the visual field.
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Yet back in the primary visual cortex, the fourth layer is the most impressive of all.
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The portion of the brain that processes visual input and interprets the messages that the eye sends is called the visual cortex.
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Zapping the parietal cortex at the right moment with TMS can block processing downstream in the visual cortex.
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Part of the problem is that they are often on tasks that are also severely impaired after destruction of primary visual cortex.
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Part of the problem is that they are often on tasks that are also severely impaired after destruction of primary visual cortex.
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In ingenious experiments, monkeys with damage to the visual cortex showed blindsight.
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This test evaluates the cones of the retina and the visual cortex.
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He looked, and in the back of the model of his brain, the visual cortex flared with orange light.
The Broken God
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Line, too, is processed in one particular part of the visual cortex.
Times, Sunday Times
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If neural activity is blocked during development by the injection of tetrodotoxin, ocular dominance columns do not develop, and the inputs from the two eyes into the visual cortex remain mixed.
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Part of the problem is that they are often on tasks that are also severely impaired after destruction of primary visual cortex.
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Only, the ship computer would infuse images directly into his visual cortex, directly into the neurons at the back of his brain.
The Broken God
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These two sounds are linked, respectively, with the visual cortex and the motor cortex.
The Times Literary Supplement
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This is a neurological syndrome called visual form agnosia, which results from damage localized to both temporal lobes, leaving primary visual cortex and the parietal lobes intact.
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The visual cortex was permanently damaged.
Times, Sunday Times
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It can also influence learned and voluntary reactions to visual stimuli when the visual cortex is absent.
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These two sounds are linked, respectively, with the visual cortex and the motor cortex.
The Times Literary Supplement
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The only normal areas are the visual cortex and those at the back of the brain that store memories.
Times, Sunday Times
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Yet back in the primary visual cortex, the fourth layer is the most impressive of all.
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Yet back in the primary visual cortex, the fourth layer is the most impressive of all.
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Yet back in the primary visual cortex, the fourth layer is the most impressive of all.
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The eyes transmit electrical signals to the visual cortex in the brain.
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In the case of the visual cortex, no one knows yet.
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He uses the finding of Wiesel and Hubel, that kittens reared with one eye occluded do not have binocular cells in the visual cortex, to support the converse of Hebb's postulate.
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The images are processed and sent to electrodes implanted in the patient's visual cortex.
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The eyes transmit electrical signals to the visual cortex in the brain.
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We have already seen that there are cells in the visual cortex that recognize edges.
