superior frontal gyrus


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Related to superior frontal gyrus: frontal sulcus, Middle 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.

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
References in periodicals archive ?
All cortical regions were smaller in the ADHD adults, but only the frontal lobe and medial paralimbic areas were significantly smaller, he said, and noted that the most substantial volumetric differences were observed in the ACC and the superior frontal gyrus.
And water pictures increased neural activity in the precuneus and left posterior cingulate gyrus in OCD patients, compared with controls, whereas controls showed more activity in the right cingulate gyrus and right superior frontal gyrus.
Functional magnetic resonance imaging (fMRI) scans of subjects engaged in this task demonstrated that the group with higher cardiovascular fitness had significantly greater activity in the medial frontal gyrus, the superior frontal gyrus, and the inferior parietal lobule, and significantly lower activity in the anterior cingulate cortex.

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