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. 2008 Dec 2;3(12):e3831. doi: 10.1371/journal.pone.0003831

Table 2. Relevant Principal Components – Involved Activation Areas.

Functional Region Anatomical Region x y z Cluster Size (n voxel) Max. Load (E = −4) * BOLD Change **
PC 1 – Sensory Guided Motor Activity
MI, SI and premotor c., L Pre- and postcentral g. −40 −19 56 1024 186 +
Superior parietal c., L SPL −32 −44 59 32 115 +
Premotor c., R Precentral g. 46 −17 57 5 17 +
Superior parietal c., R SPL 44 −40 57 11 112 +
SMA, R Medial frontal g. 2 −5 63 28 123 +
CMA, R, L Anterior cingulate g. 0 −2 44 116 125
Medial prefrontal c., L Superior frontal g. −12 59 21 76 −47 −
Medial prefrontal c., R Superior frontal g. 10 63 21 16 −45
Dorsolat. prefrontal c., L Middle frontal g. −34 22 43 18 −44
Temporal pole, L Superior temporal g. −40 13 −21 269 −52
Temporal pole, R Superior temporal g. 46 11 −21 61 −44
Angular g., L Angular g. −48 −63 31 30 −43 −
Caudate nc., R Caudate nc. 8 6 13 225 −74
Caudate nc., L Caudate nc. −8 3 15 86 −62
Hippocampus, R Hippocampal g. 30 −11 −20 60 −46
Fusiform g., L Fusiform g. −29 −34 −8 70 −45
Fusiform g., R Fusiform g. 28 −39 −10 30 −43
Vermis Vermis 0 −48 −25 359 −86
PC 3 – Perception of Specific Information And Short Term Memory Processes
Superior parietal c., L SPL −26 −49 63 68 120 +
Supramarginal g., L Supramarginal g. −47 −49 53 16 94
SMA, L, R Medial frontal g. 0 −5 68 6 12 +
STP, L Superior temporal g. −59 6 0 15 113 +
STP, R Superior temporal g. 63 −2 0 13 100 +
Cuneus, R Cuneus 1 −97 10 45 90
Cuneus, R Cuneus 10 −95 10 46 94
Lingual g., L Lingual g. −2 −80 −10 36 78
Thalamus, R Centro-medial thalamus 4 −31 2 443 189
Dentate nc., L Dentate nc. −16 −28 −22 170 264
Dentate nc., R Dentate nc. 18 −27 −26 239 244
Cerebellum, R Posterior cerebellum 36 −82 −18 48 122
Declive, R Vermis −2 −83 −14 50 122
SI, L Precentral g. −44 −11 48 239 −123 −
MI, R Precentral g. 44 −29 47 266 −94
Ventral premotor c., R Inferior frontal g. 53 11 22 117 −103
Prefrontal operculum, R Inferior frontal g. 53 28 10 36 −89
Premotor c., L Middle frontal g. −27 −11 59 26 −89
Premotor c., R Middle frontal g. 32 −7 61 131 −115
Reticular formation, R, L Mesencephalon 0 −20 −6 149 −172
Tectum, R, L Brain stem −8 −37 −12 208 −162
PC 26 – Perceived Dilemma of Indistinguishable Objects
Medial prefrontal c., L, R Superior frontal g. −8 63 19 380 118
Dorsal premotor c., R Superior frontal g. 34 −4 60 28 94
Ventral premotor c., R Superior frontal g. 57 13 27 56 96
Dorsal prefrontal c., L Middle frontal g. −40 31 28 16 79
Superior parietal c., L SPL −33 −48 63 6 76
Frontoparietal operculum, L Precentral g. −59 12 9 5 78
Pre-SMA und SMA, L, R Superior frontal g. −2 26 52 22 96
CMA, L Anterior cingulate g. −4 27 28 17 80
Retro-insular c., R Insula 46 −8 −10 198 105
Retro-insular c., L Insula −44 −8 −11 59 100
Hippocampus, L Hippocampal g. −18 −20 −27 88 134
Temporal pole, R Superior temporal g. 39 10 −27 101 167
Thalamus, R Dorso-medial thalamus 4 −19 10 38 87
Cerebellum, R Posterior cerebellum 22 −43 −51 26 67
Premotor c., L Middle frontal g. −28 −9 51 154 −192
Premotor c., R Middle frontal g. 32 25 50 220 −108
Dorsal premotor c., R Precentral g. 18 −16 67 35 −100
Anterior cingulate., L Anterior cingulate g. −4 42 6 16 −96
Superior parietal c., R SPL 16 −74 46 5 −70
Precuneus, L Precuneus −8 −62 47 62 −91
Cuneus, L Cuneus −4 −90 23 40 −90
Lingual g., L Lingual g. −14 −87 4 3 −85
Thalamus, L Postero-lateral thalamus 0 −16 −4 117 −153
Dentate nc., L Dentate nc. −18 −34 −24 19 −79
Dentate nc., R Dentate nc. 16 −29 −27 221 −143
PC 32 – Explicitly Perceived Discrimination
Dorsal intraparietal s., R Dorsal intraparietal s. 36 −46 65 9 79 +
Pre-SMA und SMA, L,R Superior frontal g. 0 9 58 109 124
Medial prefrontal c. L,R Medial frontal g. 2 61 19 212 156
Dorsal premotor c., R Precentral g. 21 −6 64 36 88
Dorsal premotor c., L Precentral g. −22 −6 64 5 76
Dorsolat. prefrontal c., R Middle frontal g. 33 29 30 31 80
Ventral operculum, L Inferior frontal g. −42 21 −13 31 104
Intermediate cingulate, L, R Intermediate cingulate g. −2 13 25 31 82
Posterior cingulate c., L Posterior cingulate g. −2 −14 34 182 108
Thalamus, L ,R Ventro-medial thalamus 2 0 0 40 98
Medial temporal g., L Medial temporal g. −44 −63 17 63 78
Cuneus, L Cuneus −12 −95 1 55 95
Fusiform g., L Fusiform g. −4 −56 8 221 121
Culmen, L, R Vermis −10 −32 −19 31 78 +
Declive, R Vermis 29 −71 −18 57 8
Nodulus, R Vermis 0 −50 −39 74 98
SI, L Postcentral g. −44 −30 57 4 −79
Lateral premotor c., R Inferior frontal g. 55 11 22 18 −79
Medial prefrontal c., R Superior frontal g. 18 41 45 25 −91
Medial prefrontal c., L Superior frontal g. −10 45 42 24 −90 −
Dorsolat. prefrontal c., L Middle frontal g. −48 48 −4 60 −99
Temporal operculum, L Superior temporal g. −52 −12 6 101 −99
Temporal pole, R Superior temporal g. 55 9 −11 62 −92
Temporal pole, L Superior temporal g. −53 13 −16 7 −82 −
Hippocampus, R Hippocampal g. 28 −50 −8 16 −87 −
Pons, R Pons 2 −43 −50 23 −107
Dentate nc., R Dentate nc. 18 −26 −24 117 −191
Dentate nc., L Dentate nc. −18 −24 −22 77 −176
Vermis, L, R Vermis 8 −39 −8 571 −207

MI, primary motor cortex, CMA, cingular motor area; SI, primary sensory cortex; SPL, superior parietal lobule; SMA, supplementary motor area; STP, superior temporal plane; g., gyrus; c., cortex; nc., nucleus; s., sulcus; R, right; L, left.

*

Max. Load  =  greatest voxel value within a cluster, representing the contribution to a defined PC.

**

according to categorical comparisons; +  =  increase of blood flow, −  =  decrease of blood flow.