Table 5.
GLM maintenance versus manipulation
| Area (anatomical/ Brodmann) | Hem. | Predictor | x | y | z | Cluster size (mm3) |
|---|---|---|---|---|---|---|
| Delay | ||||||
| Superior frontal gyrus/8 | LH | Maint. | −10 | 37 | 49 | 8361 |
| Middle frontal gyrus/10 | LH | Manip. | −31 | 45 | 21 | 913 |
| Precentral sulcus, IFJ/6 | LH | Manip. | −40 | 2 | 39 | 1089 |
| Insula/13 | LH | Manip. | −36 | 19 | 11 | 1076 |
| Precentral gyrus/6 | LH | Manip. | −22 | −11 | 64 | 406 |
| Cingulate/31 | LH | Maint. | −9 | −11 | 47 | 211 |
| Inferior parietal lobule/40 | LH | Manip. | −34 | −46 | 43 | 3037 |
| Cuneus/18 | LH | Maint. | −6 | −71 | 16 | 9421 |
| Medial frontal gyrus/9 | RH | Maint. | 2 | 49 | 19 | 4526 |
| Middle frontal gyrus/9 | RH | Manip. | 40 | 38 | 35 | 4141 |
| Inferior frontal gyrus/44 and insula /13 | RH | Manip. | 45 | 14 | 16 | 6273 |
| Precentral sulcus, IFJ/6 | RH | Manip. | 47 | 3 | 36 | 1890 |
| Medial frontal gyrus/6 | RH | Manip. | 6 | 6 | 51 | 1006 |
| Inferior parietal lobule/40 | RH | Manip. | 42 | −46 | 43 | 5187 |
| Precuneus/7 | RH | Manip. | 1 | −66 | 46 | 2178 |
| Middle temporal gyrus/37 | RH | Manip. | 58 | −52 | 0 | 279 |
| Posterior cingulate/31 | RH | Maint. | 9 | −50 | 24 | 219 |
| Cuneus/18 | RH | Maint. | 1 | −75 | 20 | 2201 |
| Cuneus/18 | RH | Maint. | 19 | −83 | 25 | 475 |
| Lingual gyrus/18 | RH | Maint. | 12 | −69 | 0 | 289 |
| Encoding | ||||||
| Medial frontal gyrus/9 | RH | Maint. | 7 | 46 | 32 | 4099 |
| Superior frontal gyrus/6 | RH | Maint. | 19 | 25 | 52 | 542 |
| Precentral gyrus/6 | RH | Manip. | 35 | −12 | 59 | 1290 |
| Precentral gyrus/9 | RH | Manip. | 43 | 6 | 33 | 1700 |
| Inferior parietal lobule/40 | RH | Manip. | 40 | −43 | 42 | 2665 |
| Precuneus/7 | RH | Manip. | 14 | −69 | 44 | 6848 |
| Cuneus/18 | RH | Maint. | 26 | −95 | 2 | 1376 |
| Cuneus/17 | RH | Manip. | 11 | −77 | 11 | 855 |
| Medial frontal gyrus/8 | LH | Maint. | −7 | 40 | 39 | 4357 |
| Superior frontal gyrus/8 | LH | Maint. | −20 | 20 | 40 | 3286 |
| Middle frontal gyrus/9 | LH | Manip. | −34 | 32 | 29 | 326 |
| Precentral gyrus/6 | LH | Manip. | −40 | 2 | 27 | 751 |
| Inferior parietal lobule/40 | LH | Manip. | −58 | −26 | 33 | 283 |
| Inferior parietal lobule/40 | LH | Manip. | −37 | −45 | 54 | 1035 |
| Precuneus/7 | LH | Manip. | −13 | −70 | 40 | 2465 |
| Cingulate gyrus/31 | LH | Maint. | −6 | −39 | 32 | 584 |
| Inferior parietal lobule/40 | LH | Maint. | −47 | −59 | 38 | 4142 |
| Cuneus/18 | LH | Maint. | −4 | −79 | 19 | 200 |
| Inferior occipital gyrus/18 | LH | Maint. | −33 | −84 | −6 | 440 |
| Lingual gyrus/18 | LH | Manip. | −9 | −78 | 4 | 1212 |
| Retrieval | ||||||
| IFS/9 | LH | Manip. | −36 | 27 | 27 | 5653 |
| Middle frontal gyrus/10 | LH | Manip. | −40 | 40 | 23 | 2775 |
| Middle frontal gyrus/9 | LH | Maint. | −25 | 18 | 47 | 1020 |
| Medial frontal gyrus/6 | LH | Maint. | −2 | −2 | 53 | 1513 |
| Middle frontal gyrus/6 | LH | Maint. | −32 | −4 | 51 | 237 |
| Superior parietal lobule/7 | LH | Manip. | −32 | −47 | 60 | 2531 |
| Superior parietal lobule/7 | LH | Maint. | −26 | −54 | 43 | 609 |
| Cingulate gyrus | LH | Maint. | −9 | −42 | 40 | 569 |
| Lingual gyrus/17 | LH | Manip. | −14 | −93 | −7 | 1256 |
| Lingual gyrus/18 | LH | Maint. | −11 | −66 | 3 | 21342 |
| Posterior cingulate/30 | LH | Maint. | −31 | −74 | 9 | 1942 |
Centers of mass of significant contrasts between manipulation and maintenance tasks. Maint., Maintenance; Manip., manipulation; Hem., hemisphere; LH, left hemisphere; RH, right hemisphere; Predictor, condition with the stronger BOLD response; x, y, z, Talairach coordinates.