Figure 2.

(A) Intra- and interhemispheric performances of ALZ patients (ALZ) and the control subjects (CTL) for tactile shape discrimination. (B) Intra- and interhemispheric performances in the tactile discrimination of textured surfaces. (C) Experimental set-up used to test tactile discrimination of shapes and textured surfaces. (D) Performance of ALZ patients and control subjects in the identification task when objects were palpated either by the right hand or the left hand. (E) Experimental set-up to test object identification.