superior frontal gyrus


su·pe·ri·or fron·tal gy·rus

[TA] a broad convolution running in an anteroposterior direction on the medial edge of the convex surface and wrapping over onto the medial surface of each frontal lobe, where it becomes the medial frontal gyrus. Synonym(s): gyrus frontalis superior [TA], marginal gyrus, superior frontal convolution

su·pe·ri·or fron·tal gyrus

(sŭ-pēr'ē-ŏr frŏnt'ăl jī'rŭs) [TA] A broad convolution running in an anteroposterior direction on the medial edge of the convex surface and of each frontal lobe.

superior frontal gyrus

The superior-most gyrus 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