Figure 4.

Visual and motor activation. a, BOLD response occipital cortex during the prior information period as a function of the left-to-right position of the triangles (ipsilateral activation). b, BOLD response in occipital cortex during the betting period as a function of the left-to-right position of the triangles (ipsilateral activation). c, BOLD response in primary motor cortex during the betting period as a function of the use of the left or right hand to place the bet (controlateral activation).