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Visual Perception

RDoC Classification

Domain: Cognitive Systems > Construct: Perception

Molecules

CatecholaminesGABAGlutamateNMDAPeptidesSerotonin

Cells

Magno (non-linear gain control)Parvalbumin-positive interneuronsParvoPyramidal cells

Circuits

Subcortical

KoniocellularMagnocellularParvocellular

Cortical

Cortico-cortical connections into supra- and infra-granular layersDorsal/ventral streams

Non-retinogeniculate

Superior colliculusSuprachiasmatic nucleus

Local circuitry

Lateral interactionsTop-down interactions

Implicated in contextual fields and association fields (responsible for the influence of spatial context on target processing)

Physiology

Adaptation/ habituationBOLD activation of cortical regionsERP componentsNclOscillations (scalp EEG, LFP, and single/multi-unit)ssVEPtVEP

Behavior

Discrimination, identification and localizationPerceptual learningPerceptual primingReadingStimulus detectionVisual acuity

Self-Report

Perceptual anomalies of schizophrenia and depression