Patients with certain types of brain damage have demonstrated a dissociation between knowing what an object is and knowing where an object is.

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This phenomenon is observed in patients with visual agnosia and optic ataxia, where visual agnosia patients may struggle to recognize objects (what it is) while optic ataxia patients have difficulty with the spatial location of objects (where it is), demonstrating a dissociation between object recognition and spatial localization abilities in the brain.

Patients with Certain Types of Brain Damage Have Demonstrated a Dissociation