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Table 5.

Areas That Significantly Interact with the L Precuneus and the R Precuneus for the Dummy/Full Search–Preview-only/Preview Search Contrasts for Quadrants in Which Participants Behaviorally Previewed Compared to Quadrants in Which Participants Did Not Preview (Cluster Threshold Z = 1.7, p < .05)

Contrast	Structure	Location x, y, z (mm)	Z Score	Volume (Voxels)
Dummy–preview only	Source region: R Precuneus
	L Postcentral gyrus extending to:	−32, −36, 70	3.45	1466
	–R Precentral gyrus	24, −22, 62; 10, −30, 74; 22, −26, 74
	–R Postcentral gyrus	16, −30, 70
Full search–preview search	Source region: L Precuneus
	L Cuneal cortex extending to:	−8, −88, 24	3.58	4712
	–L Intracalcarine cortex	−16, −70, 4
	–L Lateral occipital cortex	−22, −82, 36; −28, −72, 20
	–R Cuneal cortex	8, −84, 40; 18, −72, 24
	Source region: R Precuneus
	L Lateral occipital cortex extending to:	−24, −82, 38	4.13	5628
	–L Intracalcarine cortex	−16, −78, 2; −16, −70, 4
	–R Cuneal cortex	18, −70, 22
	–R Lateral occipital cortex	16, −84, 38

Contrast	Structure	Location x, y, z (mm)	Z Score	Volume (Voxels)
Dummy–preview only	Source region: R Precuneus
	L Postcentral gyrus extending to:	−32, −36, 70	3.45	1466
	–R Precentral gyrus	24, −22, 62; 10, −30, 74; 22, −26, 74
	–R Postcentral gyrus	16, −30, 70
Full search–preview search	Source region: L Precuneus
	L Cuneal cortex extending to:	−8, −88, 24	3.58	4712
	–L Intracalcarine cortex	−16, −70, 4
	–L Lateral occipital cortex	−22, −82, 36; −28, −72, 20
	–R Cuneal cortex	8, −84, 40; 18, −72, 24
	Source region: R Precuneus
	L Lateral occipital cortex extending to:	−24, −82, 38	4.13	5628
	–L Intracalcarine cortex	−16, −78, 2; −16, −70, 4
	–R Cuneal cortex	18, −70, 22
	–R Lateral occipital cortex	16, −84, 38

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