gyri


Also found in: Thesaurus, Medical, Encyclopedia, Wikipedia.
Related to gyri: neuron, basal ganglia

gy·ri

 (jī′rī′)
n.
Plural of gyrus.

gy•rus

(ˈdʒaɪ rəs)

n., pl. gy•ri (ˈdʒaɪ raɪ)
a convoluted fold of the brain.
[1835–45; < Latin gȳrus; see gyre]
References in periodicals archive ?
"Both these traits correlated with regional cerebral glucose metabolism in different and partly overlapping parts of the medial frontal and superior frontal gyri," Dr.
However, in the adjacent area of the brain (posterior inferior temporal gyri [ITG]), where objects such as cars and boats are processed, high activity was reported.
They include areas, called the parahippocampal gyri, that lie under the hippocampus.
Her MRI brain (plain and contrast) was done, which revealed multiple discrete and conglomerated appearing ring enhancing lesions with surrounding white matter oedema and swollen overlying gyri involving right parietal region associated leptomeningeal enhancement suggestive of tubercular pathology.
Compared with the healthy controls, the stroke patients showed reduced temporal variability in ipsilesional postcentral gyrus (PoCG), ipsilesional anterior cingulate gyri (ACG), ipsilesional cerebelum_4_5, contralesional superior parietal gyrus (SFG), and contralesional thalamus at the subacute stage.
Results: VMHC in the visual region (inferior occipital and fusiform gyri) and the sensorimotor region (paracentral lobule) showed significant differences among the three groups (P < 0.05, a false discovery rate method corrected).
A whole brain VBM study showed that professional musicians (keyboard players) have larger bilateral inferior temporal gyri (ITG), left Heschl's gyrus (HG.L), bilateral precentral gyri, right superior parietal cortex, left inferior frontal gyrus (IFG.L), right medial frontal gyrus, and left anterior cerebellar lobe than amateur musicians and non-musicians [4].
The right frontal lesion had expanded some of the gyri and blurred the grey white mater junction, changes suggestive of a primary neoplasm (Figure 2, A).
In women not taking the pill, they found an increase in the volume of grey matter in the right parahippocampal and fusiform gyri, areas of the brain involved in spatial location and facial recognition.
In absence of the corpus callosum the cingulate is not visualised on the sagittal image and gyri and sulci radiate at right angles to the CSF space ('sunburst appearance') (Fig.
A thros y blynyddoedd y bu yno, ac ar ol iddo fel crwt o gefn gwlad Ynys Mon ddeall fod yna wahaniaeth rhwng bwyd Indiaidd a Sieiniaidd, fe sefydlodd a chynhyrchu Gwyl Fwyd Indiaidd Aberystwyth, yn y bwyty lle profodd a mwynhau ei gyri go iawn cyntaf, sef y Light of Asia.