gyrus

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Related to cingulate gyrus: fornix

gyrus

[′jī·rəs]
(anatomy)
One of the convolutions (ridges) on the surface of the cerebrum.
References in periodicals archive ?
Note the partially inverterted cingulate gyrus anteriorly while posteriorly the vertically oriented gyri and sulci radiate from the CSF space.
ROI analysis demonstrated that methylphenidate increased brain glucose metabolism in the anterior cingulate gyrus, right thalamus, and cerebellum.
Other studies suggest that the cingulate gyrus coordinates anxiety regarding life-or-death threats, he says.
Many neurons in the anterior cingulate gyrus (ACCg) respond both when monkeys choose a drink for themselves and when they choose to give a drink to another monkey," Platt said.
In looking at both grey matter and white matter of the brain, they found that the people defined as obese had lost brain tissue in the frontal and temporal lobes, areas of the brain critical for planning and memory, and in the anterior cingulate gyrus (attention and executive functions), hippocampus (long term memory) and basal ganglia (movement).
Using PET scans looking at possible mechanisms for the reduction of cravings showed that brain cells in the anterior cingulate gyrus do not activate in response to cigarette-related cues when bupropion is taken.
BARCELONA -- Deep brain stimulation of the subcallosal cingulate gyrus significantly improved the symptoms of treatment-resistant depression, both by suppressing activation of that area and remotely activating other brain regions involved in pathogenesis of the illness, study results have shown.
Follow up scans showed dramatic increases in blood flow to the posterior cingulate gyrus, the region of the brain associated with learning and memory.
One other region - the left side of a structure called the anterior cingulate gyrus, considered critical for controlling emotions - also showed a substantial blood flow rise in response to heat.
The cingulate gyrus, which is in the frontal lobe, is involved in inhibitory control, and importantly, the frontal cortex, specifically the prefrontal cortex, is the last part of the teenage brain to develop.
On the whole, volunteers' creativity scores were concurrent with levels of NAA in a brain region called the anterior cingulate gyrus (ACG), which regulates the activity of the frontal cortex - implicated in higher mental functions.
PET scanning of presymptomatic 50- to 59-year-old homozygotes showed areas of decreased glucose metabolism in brain regions associated with Alzheimer's disease pathology: the posterior cingulate gyrus, parietal and temporal lobes, and prefrontal cortex.