In an experiment testing this faculty, the anterior cingulate cortex’s activation led to a Gratton effect. Fish facing either left or right are featured in a test of a form of this faculty by Barbara and Charles Eriksen. It’s not hearing, (-5[1])but Colin Cherry (10[1])defined an effect (10[2])of this faculty by conducting dichotic (10[1])listening (10[1])experiments. (-5[2])Changes (10[1]-5[1])in this (-5[1])faculty can result in (10[1])an orientation mechanism (-5[1])called “inhibition (-5[1])of return.” (10[1])According to theories by Broadbent and Treisman, (10[2])a variant of this faculty results from (-5[1])a “bottleneck filter.” (10[1]-5[2])The (10[1])“selective” (10[2])form of (10[1])this (-5[1])faculty (10[2]-5[4])is the (10[1])subject (10[2]-5[1])of the (-5[1])cocktail (-5[2])party effect. (10[6]-5[5])A video that (-5[1])tests (10[2])this faculty (-5[2])depicts (10[1])people passing basketballs (10[2]-5[1])as a gorilla walks (10[2])between them. (10[2])For 10 points, name (10[1])this faculty that names a common deficit disorder (10[1])abbreviated (10[1])ADHD. (10[3])■END■ (10[17])