p029tbl01.01 Some pairs of complementary processing streams.<BR>||  <TABLE border="1"><TR><TD>visual boundary:<BR>interblob stream V1-V2-V4</td><TD>visual surface:<BR>blob stream V1-V2-V4</td></tr><TR><TD>visual boundary:<BR>interblob stream V1-V2-V4</td><TD>visual motion:<BR>magno stream V1-MT-MST</td></tr><TR><TD>WHAT stream</td><TD>WHERE stream</td></tr><TR><TD>perception & recognition:<BR>interferotemporal & prefrontal areas</td><TD>space & action:<BR>parietal & prefrontal areas</td></tr><TR><TD>object tracking:<BR>MT interbands & MSTv</td><TD>optic flow navigation:<BR>MT+ bands & MSTd</td></tr><TR><TD>motor target position:<BR>motor & parietal cortex</td><TD>volitional speed:<BR>basal ganglia</td></tr></table>