TABLE 2.

Primary motor cortex subregions within the Brainnetome atlas.

Left and right hemispheres	Modified cyto-architectonic	lh.MNI (X, Y, Z)	rh.MNI (X, Y, Z)
PrG_L(R)_6_1	A4hf, area 4 (head and face region)	–49, –8, 39	55, –2, 33
PrG_L(R)_6_2	A6cdl, caudal dorsolateral area 6	–32, –9, 58	33, –7, 57
PrG_L(R)_6_3	A4ul, area 4 (upper limb region)	–26, –25, 63	34, –19, 59
PrG_L(R)_6_4	A4t, area 4 (trunk region)	–13, –20, 73	15, –22, 71
PrG_L(R)_6_5	A4tl, area 4 (tongue and larynx region)	–52, 0, 8	54, 4, 9
PrG_L(R)_6_6	A6cvl, caudal ventrolateral area 6	–49, 5, 30	51, 7, 30

M1, primary motor cortex; MNI, Montreal Neurological Institute; lh, left hemisphere; rh, right hemisphere; PrG, precentral gyrus; L, left; R, right.