[L. convolvere, to roll together]
A turn, fold, or coil of something.
ascending frontal convolution
SEE: Precentral gyrus.
ascending parietal convolution
SEE: Postcentral gyrus.
SEE: Broca, Pierre-Paul
SEE: Cingulate gyrus.
Any of the convolutions of the cerebrum.
A small, notched gyrus, rudimentary in humans, situated in the dentate fissure.
exterior olfactory convolution
Any of the small projections forming the outer boundary of the olfactory grooves.
Any of a group of small convolutions forming the island of Reil, entirely concealed by the operculum.
A coil of the intestines.
The fold on the medial surface of the frontal lobe, adjacent to the longitudinal fissure.
Either of two small convolutions on the lower surface of the temporal lobe.
SEE: Olfactory lobe.
Any of the small gyri on the orbital surface of the frontal lobe.
Any of the folds of the parietal lobe. The largest are the postcentral, superior, supramarginal, and angular.
posterior orbital convolution
A small convolution on the posterior and outer side of the orbital sulcus and continuous with the inferior frontal convolution.
The ascending frontal convolution of the brain.
A cerebral convolution on the lateral surface of the parietal lobe above the posterior part of the sylvian (lateral) fissure.
transverse orbital convolution
The gyrus occupying the posterior portion of the inferior surface of the frontal lobe, at the anterior extremity of the sylvian (lateral) fissure.
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