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See searches and references containing VISUAL CORTEX!VISUAL CORTEX
Region of the brain that processes visual information
In mammals, the visual cortex of the brain is the area of the cerebral cortex that processes visual information. The visual cortex is located in the occipital
Visual_cortex
Outer layer of the cerebrum of the mammalian brain
in the motor cortex, and sight in the visual cortex. The motor cortex is primarily located in the precentral gyrus, and the visual cortex is located in
Cerebral_cortex
Body parts responsible for vision
cornea and lens) and the neural system (including the retina and visual cortex). The visual system performs a number of complex tasks based on the image forming
Visual_system
Psychometric instrument for visual imagery vividness
early visual cortex activity relative to the whole brain activity measured by fMRI. These results show that individual differences in the visual imagery
Vividness of Visual Imagery Questionnaire
Vividness_of_Visual_Imagery_Questionnaire
Part of the brain at the back of the head
is the visual processing center of the mammalian brain, containing most of the anatomical region of the visual cortex. The primary visual cortex is Brodmann
Occipital_lobe
Representation in the mind of objects, activities or events, whether they existed or not
left or right, activation begins in the visual association cortex, the parietal cortex, and the prefrontal cortex—all higher cognitive processing centers
Mental_image
Visual impairment
with visual snow syndrome. In September 2021, two studies found white matter alterations in parts of the visual cortex and outside the visual cortex in
Visual_snow_syndrome
Ability to interpret the surrounding environment using light in the visible spectrum
signals to the primary visual cortex, also called striate cortex. Extrastriate cortex, also called visual association cortex is a set of cortical structures
Visual_perception
Condition of having extremely vivid mental imagery
early visual cortex and the frontal cortex. Recent research has shown the relationship between the size (surface area) of the early visual cortex (V1-V3)
Hyperphantasia
Part of the nervous system
somatosensory cortex. The visual cortex is the part of the cerebral cortex that processes visual information. Processing in the visual cortex starts in the
Sensory_nervous_system
Ability to process visual and spatial information
stream have a more inferior location in the temporal cortex, whereas areas specialized for the visual-spatial location of objects in the dorsal stream have
Visual_memory
Visual maladies
the nasal visual field of both eyes cross over to the opposite side)→Optic tract→Lateral geniculate body→Optic radiation→Primary visual cortex The type
Visual_pathway_lesions
Inability to picture something in one's mind
with visual imagery, this time by indirectly measuring cortical excitability in the primary visual cortex (V1). In 2018, a study analyzing the visual working
Aphantasia
Model of the neural processing of vision and hearing
space. The dorsal stream projects from the primary visual cortex to the posterior parietal cortex. It was initially termed the "where" pathway since it
Two-streams_hypothesis
Visual response in some blind people
respond to visual stimuli that they do not consciously see due to lesions in the primary visual cortex, also known as the striate cortex or Brodmann
Blindsight
Phenomena in vision
Electro-physiological recordings in retinal ganglion cells, LGN and primary visual cortex showed that neurons of these areas responded to luminance modulation
Filling-in
Delimited medium where some stimuli can evoke neuronal responses
particular cell will respond. In the case of binocular neurons in the visual cortex, receptive fields do not extend to optical infinity. Instead, they are
Receptive_field
Brain region responsible for colour processing
labelled visual area 4 (V4). The exact mechanisms, location, and function of V4 are still being investigated. The primary part of the visual cortex, (V1)
Colour_centre
Outermost layer of an organ
are served by the primary visual cortex, the primary auditory cortex, and primary somatosensory cortex. The cerebellar cortex is the thin gray surface
Cortex_(anatomy)
Symptom of epilepsy and migraine
consciousness. The aura of migraine is visual in the vast majority of cases, because dysfunction starts from the visual cortex. The aura is usually followed,
Aura_(symptom)
Visual illusion
electrical, or magnetic stimulation of the retina or visual cortex, or by random firing of cells in the visual system. Phosphenes have also been reported by
Phosphene
Impairment in recognition of visually presented objects
blindness results from lesions to primary visual cortex, visual agnosia is often due to damage to more anterior cortex such as the posterior occipital and/or
Visual_agnosia
entered the back of the head, the LF were likely not caused by the visual cortex being directly stimulated as this decrease suggested that the beam was
Cosmic_ray_visual_phenomena
Recurringly observed geometric pattern
of drugs in several religions Visual cortex – Region of the brain that processes visual information Visual snow – Visual impairmentPages displaying short
Form_constant
Angle an object subtends at the eye
in the performance of the eye or the first processing steps in the visual cortex, it does not make sense to refer to the absolute size of a viewed object
Visual_angle
52 distinct regions of the brain's cerebral cortex
cortex; area 4 is the primary motor cortex; area 17 is the primary visual cortex; and areas 41 and 42 correspond closely to primary auditory cortex.
Brodmann_area
Clarity of vision
to surgery. The visual cortex is the part of the cerebral cortex in the posterior part of the brain responsible for processing visual stimuli, called
Visual_acuity
Region of the brain's occipital cortex
extrastriate cortex is the region of the occipital cortex of the mammalian brain located next to the primary visual cortex. Primary visual cortex (V1) is also
Extrastriate_cortex
One of three gyri of the temporal lobe of the brain
temporal gyrus – otherwise referenced as IT cortex – is associated with visual stimuli processing, namely visual object recognition, and has been suggested
Inferior_temporal_gyrus
Hallucinations primarily involving the sense of sight
visual hallucinations – serotonin and acetylcholine. They are concentrated in the visual thalamic nuclei and visual cortex. The similarity of visual hallucinations
Visual_hallucination
German physiologist
cortical lesions in the visual areas lead to blindness. He called blindness experienced after the posterior portion of the occipital cortex was damaged Seelenblindheit
Hermann_Munk
Psychological phenomenon
order to look for the missing visual signals.[better source needed] The noise is interpreted in the higher visual cortex, and gives rise to hallucinations
Ganzfeld_effect
Nervous system stimuli filtration process
respond become more and more specific. For example, simple cells in the visual cortex of the domestic cat (Felis catus), respond to edges—a feature which
Feature detection (nervous system)
Feature_detection_(nervous_system)
Learning style
the visual cortex of the brain. The visual cortex is located in the occipital lobe of the brain and harbors many other structures that aid in visual recognition
Visual_learning
In neurophysiology, a reduction of neuronal synapse efficacy
in the visual cortex, and it is proposed to be involved in ocular dominance. Recurring low-frequency stimulation of layer IV of the visual cortex or the
Long-term_depression
Type of feedforward neural network
organization of the animal visual cortex. Individual cortical neurons respond to stimuli only in a restricted region of the visual field known as the receptive
Convolutional_neural_network
Type of brain development capacity
auditory and visual systems but can cause reorganization in tactile and olfactory systems too. In people who are blind, the visual cortex is still in active
Cross_modal_plasticity
Structure in the brain
the cerebral cortex and subcortical regions including the amygdala, hippocampus and thalamus. It is located between the insular cortex laterally and
Claustrum
Component of the visual system in the brain's thalamus
pathway to the primary visual cortex. In addition, the LGN receives many strong feedback connections from the primary visual cortex. In humans as well as
Lateral_geniculate_nucleus
Characteristic of any structure that is periodic across a position in space
and phase. The spatial-frequency theory refers to the theory that the visual cortex operates on a code of spatial frequency, not on the code of straight
Spatial_frequency
Mapping of visual input from the retina to neurons
lateral geniculate nucleus, the optic tectum, the primary visual cortex (V1), and higher visual areas (V2-V4). Retinotopic maps in cortical areas other
Retinotopy
Organ central to the nervous system
expansion of the cerebral cortex, especially the prefrontal cortex and the parts of the cortex involved in vision. The visual processing network of primates
Brain
Psychological focus, perception and prioritising discrete information
brainstem. Experimental evidence supports the idea that the primary visual cortex (V1) constructs a bottom-up saliency map, relayed to the superior colliculus
Attention
the visual cortex. These results may illustrate the role of GABA in mechanisms that regulate the overall level of neural activity in visual cortex, and
Visual processing abnormalities in schizophrenia
Visual_processing_abnormalities_in_schizophrenia
Parts of the cerebrum
is the visual processing center of the mammalian brain containing most of the anatomical region of the visual cortex. The primary visual cortex is Brodmann
Lobes_of_the_brain
Neural oscillation in the 25–140Hz range
recorded from the visual cortex of awake monkeys. Subsequently, significant research activity has concentrated on gamma activity in visual cortex. Gamma activity
Gamma_wave
Experience of hallucinations by blind people
perception, and the visual cortex (the locus of visual hallucinations). Compelling evidence details the role homeostatic operations in the cortex play in regards
Visual_release_hallucinations
Neural pathway in the visual system
axons from the neurons in the lateral geniculate nucleus to the primary visual cortex. The optic radiation receives blood through deep branches of the middle
Optic_radiation
Cognitive ability to interpret visual information
diverges into two visual pathways, the geniculostriate pathway and the tectopulvinar pathway, which send visual information to the visual cortex of the occipital
Visual_processing
Ability to identify objects
visual inputs are sent, partially analyzed, from the early visual cortex to the prefrontal cortex (PFC). Possible interpretations of the crude visual
Object recognition (cognitive science)
Object_recognition_(cognitive_science)
Part of the brain responsible for sensing
right hemisphere): the visual cortex on the occipital lobes, the auditory cortex on the temporal lobes, the primary olfactory cortex on the uncus of the
Sensory_cortex
Unanswered question in the study of consciousness
responding to two patterns: coherent and noncoherent plaids. In the primary visual cortex, Dong et al. found that whether two neurons were responding to contours
Binding_problem
Type of perceptual task requiring attention
nucleus was identified during visual search tasks. There is evidence for the V1 Saliency Hypothesis that the primary visual cortex (V1) creates a bottom-up
Visual_search
Physiological capacity
or damage to the visual cortex, but still have functional eyes, are actually capable of some level of vision and reaction to visual stimuli but not a
Sense
Condition of reduced emotional reactivity in an individual
cingulate cortex, insula, ventrolateral orbitofrontal cortex, anterior temporal pole, amygdala, medial prefrontal cortex and extrastriate visual cortex. Individuals
Reduced_affect_display
Each side of the forebrain represents the opposite side of the body
retinal field image on the visual cortex. The pupil in the vertebrates' eyes inverts the image on the retina, so that the visual periphery projects to the
Contralateral_brain
theorized to be evoked within the visual cortices of the brain with C1 being linked to the primary visual cortex (striate cortex) of the human brain and the
C1_and_P1
known since the turn of the century that the visual image recorded by the retina is relayed to visual cortex in the form of an orderly two dimensional pattern
Eric_L._Schwartz
Theoretical model of sensory neuroscience
Information must be compressed as it travels from the retina back to the visual cortex. While the retinal receptors can receive information at 10^9 bit/s,
Efficient_coding_hypothesis
Brain cell involved in visual processing
Complex cells can be found in the primary visual cortex (V1), the secondary visual cortex (V2), and Brodmann area 19 (V3). Like a simple cell, a complex
Complex_cell
Part of the brain's cerebral cortex
The retrosplenial cortex (RSC) is a cortical area in the brain comprising Brodmann areas 29 and 30. It is secondary association cortex, making connections
Retrosplenial_cortex
Device intended to restore vision to blind people
electrical current (e.g., electrically stimulating the retina or the visual cortex) to provide sight dates back to the 18th century, discussed by Benjamin
Visual_prosthesis
Competition of objects for visual processing
tenets: Objects presented simultaneously in the visual field compete for cell responses in the visual cortex. When two stimuli are presented at the same time
Biased_competition_theory
macula. It appears in people with damage to one hemisphere of their visual cortex, and occurs simultaneously with bilateral homonymous hemianopia or homonymous
Macular_sparing
Regions of neurons in the brain
neurons that are excited by visual line stimuli of varying angles. These columns are located in the primary visual cortex (V1) and span multiple cortical
Orientation_column
Neuronal events sufficient for a specific conscious percept
less frequently observed in the primary visual cortex that corresponds to relatively early stages of visual processing. Another set of experiments using
Neural correlates of consciousness
Neural_correlates_of_consciousness
Part of the human brain
posterior parietal cortex is located just behind the central sulcus, between the visual cortex, the caudal pole and the somatosensory cortex. The posterior
Posterior_parietal_cortex
Experimental medical device developed by Neuralink Corp
developed to enable individuals with total visual impairment due to damage to the optic nerve but with intact visual cortex, to see. This is made possible by bypassing
Blindsight_(Neuralink)
Part of the temporal lobe of the brain
The auditory cortex is the part of the temporal lobe that processes auditory information in humans and many other vertebrates. It is a part of the auditory
Auditory_cortex
Visual sensation of spatial awareness
therefore not on the horopter. Finally, nerve cells have been found in the visual cortex that are tuned to a certain disparity. These cells form the basis for
Stereopsis
Italian-American neuroscientist
studies the visual cortex at the level of individual neurons and populations of neurons, their intercommunication within the visual cortex, with a particular
Matteo_Carandini
Phenomenon of neural activity
current context of cognition. Studies involving manipulation of slices of visual cortex have shown that thalamocortical resonance from stimulated TCs induces
Recurrent thalamo-cortical resonance
Recurrent_thalamo-cortical_resonance
Human ability to detect surroundings using sounds
normally process visual information in sighted people, primarily the primary visual cortex or V1. This result is surprising, as visual areas are normally
Human_echolocation
State or quality by which an item stands out from its neighbors
salience to aversive stimuli. The primary visual cortex (V1) generates a bottom-up saliency map from visual inputs to guide reflexive attentional shifts
Salience_(neuroscience)
Intellectual capacity of the domesticated cat
cerebral cortex. The number of cortical neurons contained in the brain of the cat is reported to be 203 million. Area 17 of the visual cortex was found
Cat_intelligence
Protein-coding gene in the species Homo sapiens
limits experience-driven visual cortex plasticity. In mutant mice, non-functional NgR resulted in enhancement of visual cortex plasticity after the critical
Reticulon_4_receptor
Israeli scientist (born 1958)
monkeys naturally categorized visual images according to their ordinal number. The loss of vision does not render the visual cortex completely useless. Instead
Ehud_Zohary
Central organ of the human nervous system
include the visual cortex of the occipital lobe, the auditory cortex in parts of the temporal lobe and insular cortex, and the somatosensory cortex in the
Human_brain
Mammalian structure involved in higher-order brain functions
called the neopallium, isocortex or six-layered cortex, is a set of layers of the mammalian cerebral cortex involved in higher-order brain functions such
Neocortex
Method by which information is represented in the brain
Panzeri, Stefano (2008). "Phase-of-Firing Coding of Natural Visual Stimuli in Primary Visual Cortex". Current Biology. 18 (5): 375–380. Bibcode:2008CBio..
Neural_coding
Prominent bulge of the occipital bone at the back of the skull
the visual cortex; this is hypothesized to be an adaptation to lower light levels found in the higher latitudes of Europe. This enlarged visual cortex also
Occipital_bun
exposure to multiple simultaneous stimuli can reduce the response of the visual cortex below the normal response from a single (preferred) stimulus. Their
Theta_model
Computerized information extraction from images
taking direct inspiration from neurobiology, specifically the primary visual cortex. Some strands of computer vision research are closely related to the
Computer_vision
1872 painting by Claude Monet
painting to have a very realistic quality, as the older part of the visual cortex in the brain — shared with the majority of other mammals — registers
Impression,_Sunrise
Canadian neurophysiologist (1926–2013)
neurophysiologist noted for his studies of the structure and function of the visual cortex. He was co-recipient with Torsten Wiesel of the 1981 Nobel Prize in
David_H._Hubel
Occipital lobe Cortex Primary visual cortex (V1) V2 V3 V4 Gyri Lateral occipital gyrus Other Cuneus Brodmann areas: 17 (primary visual cortex, V1); 18, 19
List of regions in the human brain
List_of_regions_in_the_human_brain
One of the four lobes of the mammalian brain
the surrounding medial temporal cortex is currently theorized to be critical for memory storage. The prefrontal and visual cortices are also involved in
Temporal_lobe
Branch of neuroscience
potential. Hubel and Wiesel discovered that neurons in the primary visual cortex, the first cortical area to process information coming from the retina
Computational_neuroscience
Neuron in the cerebral cortex used for visual processing
(currently called an end-stopped cell) is a type of visual processing neuron in the mammalian cerebral cortex. Initially discovered by David Hubel and Torsten
Hypercomplex_cell
Ability to perceive differences in light frequency
differential output of these cells in the retina and which is finalized in the visual cortex and associative areas of the brain. For example, while the L cones have
Color_vision
Maturational stage in the lifespan of an organism
formation of ocular dominance columns within the visual system. Early in development, most of the visual cortex is binocular, meaning it receives roughly equal
Critical_period
Framework in machine learning
processing in the ventral stream of visual cortex and originally developed for recognition and classification of objects in visual scenes. M-theory was later applied
M-theory_(learning_framework)
American para-alpine skier
brain is dependent upon visual input. The effect of visual loss affects the development of the visual cortex of the brain—the visual impairment causes the
Mike_May_(skier)
Protein
symptoms). DARPP-32 levels are decreased in the dorsolateral prefrontal cortex and lymphocytes of both schizophrenia and bipolar disorder patients. This
PPP1R1B
Rare symptom of brain damage where those affected deny being blind
disconnection between internal visual representations in visual association cortex, metacognitive processing in the cingulate cortex and memory-associated structures
Anton_syndrome
Subset of neuroprosthetics
endless. Some early work in cortical implants involved stimulation of the visual cortex, using implants made from silicone rubber. Since then, implants have
Cortical_implant
Relation between visual stimuli and neuron activation in the visual cortex
the visual cortex are 'responsible' for processing a stimulus of a given size, as a function of visual field location. In the center of the visual field
Cortical_magnification
Area of the brain's visual cortex involved in identifying body parts
extrastriate body area (EBA) is a subpart of the extrastriate visual cortex involved in the visual perception of human body and body parts, akin in its respective
Extrastriate_body_area
Distortion in the perception of time
the visual cortex once again resumes processing visual information. For the student, their eyes have now reached the clock and their brain's visual cortex
Chronostasis
the visual cortex, when such cells increase impulse or signal activity for specific oriented degree of lines or bars presented within the visual field
Orientation_selectivity
VISUAL CORTEX
VISUAL CORTEX
Girl/Female
Muslim
Fragrance
Boy/Male
Hindu
Very great
Boy/Male
Hindu
Lord Shiva
Girl/Female
Indian
Example, Copy, Torch, Light, Lightened, Sparkling, Shining
Girl/Female
Indian
Example, Copy, Torch, Light, Lightened, Sparkling, Shining
Male
Spanish
Spanish form of Roman Latin Vitalis, VIDAL means "of life; vital."
Boy/Male
Hindu
Great
Girl/Female
Muslim
Example, Copy, Torch, Light, Lightened, Sparkling, Shining
Boy/Male
Gujarati, Hindu, Indian, Jain, Kannada, Malayalam, Marathi, Sindhi, Tamil, Telugu, Traditional
Big; Huge; Broad; Great; Immense; Giant; Massive; Long; Bold; Mercy; Star
Boy/Male
Hindu
Lord Shiva
Boy/Male
Hindu
Huge, Broad, Great
Boy/Male
Sikh
Heroic protector, Protector of the brave
Girl/Female
Muslim
Example, Copy, Torch, Light, Lightened, Sparkling, Shining
Surname or Lastname
English, of French (Huguenot) origin
English, of French (Huguenot) origin : altered form of French Vassal, status name for a medieval retainer (see Vassell).
Boy/Male
Indian, Sanskrit, Telugu
Calm; Sharp; Spacious
Boy/Male
Hindu
Faith, Trust
Male
Hindi/Indian
(विशाल) Hindi name VISHAL means "large."
Boy/Male
Hindu
Boy/Male
Hindu
Vishtrata- enlarge
Girl/Female
Biblical
Parables, governing.
VISUAL CORTEX
VISUAL CORTEX
Girl/Female
Australian, Christian, Danish, Finnish, French, German, Hebrew, Norse, Swedish
Battle; Glorious; Warfare; Loved One; Lovely; Graceful; Mole; Fair
Girl/Female
Arabic, Hindu, Indian, Muslim
Henna Hand Art; Beautiful Colour
Girl/Female
Greek American Hawaiian Hindi
Rosebud.
Boy/Male
Muslim/Islamic
Respectable man
Boy/Male
Indian
Young gazelle, Integrity of conduct
Boy/Male
Gaelic Irish
Rough.
Boy/Male
Bengali, Hindu, Indian
Lord Shiva, Ram and Indra
Boy/Male
Hindu, Indian, Kannada, Malayalam, Marathi, Telugu
Lord of Yoga
Girl/Female
French
Gift from Apollo.
Girl/Female
American, Australian
A Combination of the Prefix B and Riley
VISUAL CORTEX
VISUAL CORTEX
VISUAL CORTEX
VISUAL CORTEX
VISUAL CORTEX
n.
A prescribed form of performing divine service in a particular church or communion; as, the Jewish ritual.
n.
Hence, the code of ceremonies observed by an organization; as, the ritual of the freemasons.
a.
Remote from the point of attachment or origin; as, the distal end of a bone or muscle
n.
A public officer in Scotland who prosecutes in petty criminal cases; -- called also procurator fiscal.
a.
Belonging or relating to life, either animal or vegetable; as, vital energies; vital functions; vital actions.
a.
Resembling a vassal; slavish; servile.
v. t.
To supply with provisions for subsistence; to provide with food; to store with sustenance; as, to victual an army; to victual a ship.
a.
Of or pertaining to the Mass, or to a missal or Mass book.
a.
Of or pertaining to a widow; vidual.
a.
Pertaining to that which is distal; as, the distal tuberosities of a bone.
a.
Of or pertaining to sight; used in sight; serving as the instrument of seeing; as, the visual nerve.
v. t.
To treat as a vassal; to subject to control; to enslave.
a.
Gloomy to the eye or ear; sorrowful and depressing to the feelings; foreboding; cheerless; dull; dreary; as, a dismal outlook; dismal stories; a dismal place.
n.
A vital part; one of the vitals.
a.
Of or pertaining to rites or ritual; as, ritual service or sacrifices; the ritual law.
a.
Coming without regularity; occasional; incidental; as, casual expenses.
a.
Contributing to life; necessary to, or supporting, life; as, vital blood.
n.
The visual purple. See under Visual.
a.
Pertaining to, or resembling, a disk; as, discal cells.
pl.
of Vista