Neuroanatomy Draw It To Know It

22. Vision 405

Occipital

area

Dorsal

stream

Ventral

stream

Frontal

eye fields

V1

V2

V3

V2

Calcarine V1

sulcus

V4

PPA V3

FFA V4

V3

V1

V2

LOC

EBA

Collateral

sulcus

Sylvian

fissure

Temporo-parieto-

occipital junction

V2

V1

V4

V3

LOC

EBA

FFA

Primary visual cortex

Secondary visual cortex

Tertiary visual cortex

(Illusory boundary processing)

(Primary processing)

Color processing

Lateral occipital complex

Fusiform face area

Extrastriate body area

(Object recognition)

(Face analysis)

PPA Parahippocampal place area

(Environment analysis)

(Body analysis)

Dorsal stream -

“where” pathway

Ventral stream -

“what” pathway

Occipital area -

initial cortical processing

Frontal eye fields -

eye movements

Medial

hemisphere

Lateral

hemisphere

(eg, color constancy)

DRAWING 22-12 Cortical Visual Processing — Partial