Visual pathway

Post on 27-May-2015

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Transcript of Visual pathway

Visual pathway

Visual pathway

Image courtesy of Dr. Paul Wellman

Lateral Geniculate Nucleus

Image courtesy of Dr. Paul Wellman

Lateral Geniculate Nucleus

LGN (Lateral Geniculate Nucleus)

Lateral Geniculate Nucleus (LGN)

Input & output to and from LGN

LGN has 2 types of main layers:

• Parvocellular layers• Magnocellular layers

Image courtesy of Dr. Paul Wellman

V1 (Striate Cortex)

LGN

V1

Shifting the location of a needle slightly

Inserting a needle, shifting its location slightly and examining the response of the neurons

Ocular dominance columns

Visual information from different eyes is stored in separate columns in an alternate manner

Hypercolumn