visual system structure
definition: Humans and other animals that rely principally on their sense of sight to perceive their environment have highly evolved visual systems. The visual system consists of billions of connections within and between many visual areas in the brain. [Source: Encyclopedia of Perception; Visual System Structure]
broader: visual perception
type: Concept

concepts
type: Collection
type: ConceptGroup
member: visual system structure

visual perception
type: Concept
narrower: visual system structure