Fig. 2From: Visual hallucinations in Alzheimer's disease do not seem to be associated with chronic hypoperfusion of to visual processing areas V2 and V3 but may be associated with reduced cholinergic input to these areasThe visual processing pathways in the brain. Ventral visual area V2 is shown in purple (BA18) and ventral visual area V3 is shown in yellow (BA19). Figure from the OpenStax Anatomy & physiology textbook 2014 CCBY 3.0, available from https://cnx.org/contents/FPtK1zmh@12.16:KcreJ7oj@9/Central-ProcessingBack to article page