Table 2.
Region (approx. Brodmann area) | Talairach coordinates of 2-D cluster centroid (mm) |
Cluster area (voxels) |
||
---|---|---|---|---|
x | y | z | ||
(A) Main locations of load response (increased signal with increased load) | ||||
Insula | 32 | 8 | −12 | 15 |
34 | 6 | −8 | 11 | |
32 | −6 | −8 | 16 | |
Parahippocampal gyrus | 20 | −31 | −8 | 11 |
(BA 28, 35) | 22 | −30 | −4 | 103 |
Anterior cingulate gyrus | −5 | 41 | −4 | 28 |
(BA 24, 32) | −11 | 41 | 1 | 32 |
−11 | 40 | 4 | 33 | |
−9 | 37 | 8 | 58 | |
−5 | 40 | 12 | 48 | |
−6 | 39 | 16 | 118 | |
10 | 37 | 20 | 107 | |
16 | 32 | 24 | 140 | |
18 | 31 | 28 | 117 | |
8 | 19 | 32 | 277 | |
Inferior/middle frontal gyrus | 30 | 0 | 20 | 150 |
(BA 44, 46) | −38 | 21 | 20 | 21 |
Caudate nucleus | 18 | 17 | 4 | 48 |
17 | 17 | 8 | 45 | |
Putamen | 28 | −14 | 12 | 56 |
(B) Main locations of practice effects (habituation of signal as a linear function of between-block repetition) | ||||
Cerebellum | 21 | −58 | −28 | 188 |
21 | −56 | −24 | 176 | |
−6 | −53 | −20 | 130 | |
Fusiform gyrus | 31 | −38 | −16 | 33 |
(BA 19, 20) | 43 | −67 | −12 | 50 |
Lingual gyrus | −18 | −87 | −12 | 36 |
(BA 18, 19) | −29 | −55 | −4 | 106 |
Inferior temporal gyrus | 45 | −67 | −8 | 51 |
(BA 37) | ||||
Parahippocampal gyrus | −18 | −52 | 1 | 46 |
3 | −35 | 4 | 7 | |
Thalamus | −10 | −10 | 8 | 92 |
Anterior cingulate gyrus | −15 | 15 | 24 | 41 |
(BA 24, 32) | −14 | 17 | 28 | 78 |
−11 | 15 | 32 | 80 | |
Superior occipital gyrus | 26 | 80 | 24 | 59 |
(BA 19) | 29 | −69 | 28 | 37 |
28 | −67 | 32 | 30 | |
Inferior parietal lobule | 34 | −67 | 40 | 39 |
(BA 7, 40) | 31 | −70 | 45 | 45 |