middle frontal gyrus(redirected from gyrus frontalis medius)
Also found in: Wikipedia.
mid·dle fron·tal gy·rus
a convolution on the convexity of each frontal lobe of the cerebrum running in an anteroposterior direction between the superior and inferior frontal sulci.
middle frontal gyrus
The middle of the three major longitudinal gyri of the lateral surface of the frontal lobe of each cerebral hemisphere; it is part of the prefrontal cortex.
See also: gyrus