hypercolumn

n. a repeating subdivision of striate cortex (primary visual cortex) that contains a full set of orientation columns and a pair of ocular dominance columns. Thus, the population of neurons in one hypercolumn includes those responsive to all orientations, as viewed through either eye. A hypercolumn occupies an area of about 1 mm² on the cortical surface.

Browse dictionary by letter

a b c d e f g h i j k l m n o p q r s t u v w x y z

Psychology term of the day

January 13th 2025

occupational counseling

an early 20th-century approach to vocational guidance. Three steps were identified in the process: (a) relevant knowledge of self, (b) realistic knowledge of occupations, and (c) true reasoning in making sensible choices. [proposed by U.S. educator Frank Parsons (1854–1908)]