Motor Cortex of Human (left) and Macaque (right)
 Modified from Matelli-2004 --- Nomenclature by NeuroNames
For more about a structure click or tap its name, left, or acronym on the image.
cgs cingulate sulcus
cs central sulcus
FEF frontal eye field
ifrs inferior frontal sulcus
ipcsa ascending branch of the inferior precentral sulcus
ipcsd descending branch of the inferior precentral sulcus
iras inferior ramus of the arcuate sulcus
MI primary motor cortex
PMDc caudal part of dorsal premotor cortex
PMDr rostral part of dorsal premotor cortex
PMVc caudal part of ventral premotor cortex
PMVr rostral part of ventral premotor cortex
pre-SMA pre-supplementary motor areas
prs principal sulcus
sfrs superior frontal sulcus
SMAc caudal SMA proper
SMAr rostral SMA proper
sprs superior precentral sulcus
sras superior ramus of the arcuate sulcus 
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