Establishing visual category boundaries between objects: A PET study

Individuals with Alzheimer’s disease (AD) often have problems in recognizing common objects. This visual agnosia may stem from difficulties in establishing appropriate visual boundaries between visually similar objects. In support of this hypothesis, Saumier, Arguin, Chertkow, and Renfrew (2001) sho...

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Veröffentlicht in:	Brain and cognition 2005-12, Vol.59 (3), p.299-302
Hauptverfasser:	Saumier, Daniel, Chertkow, Howard, Arguin, Martin, Whatmough, Christine
Format:	Artikel
Sprache:	eng
Schlagworte:	Aged Aging - physiology Alzheimers Disease Biological and medical sciences Brain Mapping Cerebral Cortex - physiology Classification Classification (cognitive process) Female Form and shape perception Form Perception - physiology Fundamental and applied biological sciences. Psychology Humans Male Neuroimaging Object recognition Pattern Recognition, Visual - physiology Perception Perceptual Impairments Positron-Emission Tomography Psychology. Psychoanalysis. Psychiatry Psychology. Psychophysiology Reference Values Spatial Ability Vision Visual Discrimination
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