Table 2.
Brain regions associated with the first and second brain patterns during set presentation, retention delay and probe presentation of the DIR task.
Talairach coord | t value | Structure | BA | ||||
---|---|---|---|---|---|---|---|
1st pattern: Load-dependent processing during memory set presentation | |||||||
Positive Weights | -10 | 53 | 26 | 4.24 | Left | Superior Frontal Gyrus | 9 |
45 | -12 | 4 | 4.19 | Right | Insula | 13 | |
14 | 36 | 9 | 3.65 | Right | Anterior Cingulate | 32 | |
Negative Weights | -10 | -81 | 11 | 17.51 | Left | Cuneus | 17 |
-10 | -70 | 0 | 17.08 | Left | Lingual Gyrus | 18 | |
14 | -77 | 17 | 14.96 | Right | Cuneus | ||
-36 | -9 | 47 | 7.07 | Left | Precentral Gyrus | 6 | |
-51 | -7 | 45 | 3.56 | Left | Precentral Gyrus | 4 | |
-24 | 3 | 57 | 3.44 | Left | Sub-Gyral | 6 | |
-26 | 14 | 3 | 4.99 | Left | Lentiform Nucleus | ||
-16 | 8 | 7 | 4.16 | Left | Lentiform Nucleus | ||
-40 | 12 | 3 | 3.68 | Left | Insula | 13 | |
-10 | 4 | 0 | 4.24 | Left | Lentiform Nucleus | ||
40 | -25 | 42 | 4.09 | Right | Postcentral Gyrus | 2 | |
46 | -33 | 42 | 3.31 | Right | Inferior Parietal Lobule | 40 | |
-22 | -3 | 19 | 3.64 | Left | Lentiform Nucleus | ||
6 | -30 | 29 | 3.61 | Right | Cingulate Gyrus | 23 | |
1st pattern: Load-dependent processing during retention delay | |||||||
Positive Weights | 20 | 14 | -1 | 6.04 | Right | Lentiform Nucleus | |
24 | 2 | -2 | 5.26 | Right | Lentiform Nucleus | ||
2 | -21 | 49 | 4.9 | Right | Medial Frontal Gyrus | 6 | |
2 | -22 | 60 | 3.86 | Right | Medial Frontal Gyrus | 6 | |
8 | -3 | 54 | 3.55 | Right | Medial Frontal Gyrus | 6 | |
-18 | 8 | 11 | 4.17 | Left | Lentiform Nucleus | ||
-24 | 6 | -5 | 4.15 | Left | Lentiform Nucleus | ||
-32 | -21 | 40 | 3.69 | Left | Postcentral Gyrus | 3 | |
8 | -55 | 25 | 3.66 | Right | Posterior Cingulate | 31 | |
-6 | -57 | 25 | 3.4 | Left | Posterior Cingulate | 31 | |
Negative Weights | 0 | -67 | 53 | 4.34 | Left | Precuneus | 7 |
-44 | 23 | 28 | 4.19 | Left | Middle Frontal Gyrus | 9 | |
-28 | -3 | 22 | 4 | Left | Insula | 13 | |
-38 | 1 | 20 | 3.95 | Left | Insula | 13 | |
-4 | -1 | 24 | 3.93 | Left | Cingulate Gyrus | 24 | |
-8 | 9 | 22 | 3.6 | Left | Anterior Cingulate | 33 | |
6 | 3 | 22 | 3.52 | Right | Cingulate Gyrus | 24 | |
2nd pattern: Load-dependent processing during retention delay | |||||||
Positive Weights | -20 | 1 | -14 | 4.81 | Left | Parahippocampal Gyrus | 34 |
22 | -18 | -11 | 4.2 | Right | Parahippocampal Gyrus | 35 | |
Negative Weights | 24 | -41 | 0 | 4.78 | Right | Sub-Gyral | |
34 | -38 | 13 | 3.85 | Right | Transverse Temporal Gyrus | 41 | |
0 | 38 | 13 | 4.41 | Left | Anterior Cingulate | 32 | |
-40 | 0 | 7 | 3.88 | Left | Insula | 13 | |
-38 | -13 | 10 | 3.3 | Left | Insula | 13 | |
-24 | -42 | 21 | 3.87 | Left | Cingulate Gyrus | 31 | |
-26 | -32 | 16 | 3.53 | Left | Insula | 13 | |
1st pattern: Load-dependent processing during probe presentation | |||||||
Positive Weights | -32 | -25 | 45 | 6.72 | Left | Postcentral Gyrus | 3 |
-61 | -28 | 18 | 6.42 | Left | Postcentral Gyrus | 40 | |
-34 | -34 | 61 | 6.26 | Left | Postcentral Gyrus | 3 | |
-16 | 29 | 35 | 6.04 | Left | Medial Frontal Gyrus | 6 | |
2 | 53 | 14 | 5.76 | Right | Medial Frontal Gyrus | 10 | |
2 | 61 | 6 | 4.71 | Right | Medial Frontal Gyrus | 10 | |
0 | -78 | 1 | 5.8 | Left | Lingual Gyrus | 18 | |
0 | -65 | 14 | 4.96 | Left | Posterior Cingulate | 31 | |
-20 | 18 | 14 | 5.79 | Left | Caudate | ||
-24 | 8 | 12 | 4.87 | Left | Lentiform Nucleus | ||
24 | 13 | -2 | 5.3 | Right | Lentiform Nucleus | ||
10 | 11 | -4 | 3.75 | Right | Caudate | ||
18 | 21 | -4 | 3.53 | Right | Lentiform Nucleus | ||
6 | -47 | 1 | 5.12 | Right | Cerebellum : Culmen | ||
-10 | -43 | -8 | 3.3 | Left | Parahippocampal Gyrus | 30 | |
8 | -78 | 30 | 5.09 | Right | Cuneus | 19 | |
16 | -74 | 26 | 3.89 | Right | Cuneus | 18 | |
24 | 54 | -4 | 4.42 | Right | Superior Frontal Gyrus | 10 | |
53 | 12 | -2 | 4.36 | Right | Superior Temporal Gyrus | 22 | |
53 | 0 | -8 | 3.81 | Right | Superior Temporal Gyrus | 38 | |
-22 | -39 | 2 | 4.14 | Left | Parahippocampal Gyrus | 30 | |
-26 | -43 | -3 | 3.63 | Left | Parahippocampal Gyrus | 19 | |
22 | 38 | 28 | 3.85 | Right | Superior Frontal Gyrus | 9 | |
30 | 33 | 30 | 3.44 | Right | Superior Frontal Gyrus | 9 | |
26 | 27 | 45 | 3.4 | Right | Middle Frontal Gyrus | 8 | |
Negative Weights | 32 | 26 | 0 | 4.89 | Right | Inferior Frontal Gyrus | 47 |
-33 | 24 | 0 | 4.12 | Left | Inferior Frontal Gyrus | 47 | |
-37 | 6 | 30 | 4.09 | Left | Inferior Frontal Gyrus | 9 |