inferior frontal sulcus


in·fe·ri·or fron·tal sul·cus

[TA] a sagittal fissure on the lateral convex surface of each frontal lobe of the cerebrum demarcating the middle from the inferior frontal gyrus. Synonym(s): sulcus frontalis inferior [TA]

inferior frontal sulcus

A groove running from front to back along the lateral surface of the frontal lobe of the brain, separating the middle frontal gyrus from the inferior frontal gyrus.See also: sulcus