Table 2.

Brain areas showing significant activation. Contrasts: verbal 2s ISI > non-verbal 2s ISI, verbal 8s ISI > non-verbal 8s ISI, and non-verbal 8s ISI > verbal 8s ISI, otherwise as in Table 1. No activity was detected in the contrast non-verbal 2s ISI > verbal 2s ISI. For abbreviations see Table 1

			MNI coordinates
Hemisphere & Region	Brodmann Area	Hemisphere	x	y	z	Z-values of maxima (cluster size in number of voxels)
Verbal 2s ISI > non-verbal 2s ISI
insula, IPL, STG	13/41/42/43/44	R	52	-32	14	4.90 (2641)
insula, STG, supramarginal gyrus	13/40/41/42	L	-12	-12	20	3.91 (7176)
cingulate gyrus, posterior cingulate, precentral lobule	5/24/30/31	L/R	20	-48	-4	3.88 (6931)
Verbal 8s ISI > non-verbal 8s ISI
cuneus, posterior cingulate, precuneus	7/23/30/31	L/R	8	-60	52	4.38 (3948)
IPL, MTG, STG, supramarginal gyrus	39/40/41/44	L	-62	-40	28	4.29 (2327)
Non-verbal 8s ISI > verbal 8s ISI
medial frontal gyrus, SFG	32/9/8	L/R	8	22	50	4.70 (2934)
IFG, MFG	8/9/46	R	54	8	24	3.24 (1004)