Sentences with phrase «posterior cingulate cortex»

What was startling was that the MRI scans showed that mindfulness groups increased gray matter concentration within the left hippocampus, the posterior cingulate cortex, the temporo - parietal junction, and the cerebellum.

However, certain areas such as the posterior cingulate cortex and precuneus, some lateral parietal areas, and associated paramedian thalamic nuclei, may constitute strategic crossroads for coordinating the interactions among different sensory maps and frames of reference concerning the body and the environment.

Cluster a (a) shows the default mode network, consisting of frontal regions, including superior frontal gyrus (BA 8/9) and medial frontal gyrus (BA 10/11) and precuneus / posterior cingulate cortex (BA 23/31) and bilateral regions overlapping middle / superior temporal tyrus (BA 21/39) and inferior / superior parietal cortex (BA 39/40).

Amyg: amygdala; Ce: cerebellum; dlPFC: dorsolateral prefrontal cortex; FG: fusiform gyrus; H: hippocampal formation; IN: insula; MCC: middle cingulate cortex; Nac: nucleus accumbens; paraHG: parahippocampal gyrus; PCC: posterior cingulate cortex; preCG: precentral gyrus; pre-SMA: pre-supplementary motor area; SI: primary somatosensory cortex; SII: secondary somatosensory cortex; sgACC: subgenual anterior cingulate cortex; SMG: supramarginal gyrus; Th: thalamus; vmPFC: ventromedial prefrontal cortex.

More specifically, the anterior and posterior cingulate cortex is involved in empathic, but not in non-empathic, mind - reading tasks [42].

Compared to sham, verum acupuncture increased the connectivity between the amygdala, the PAG (periaqueductal gray) and the insula, and decreased the connectivity between the amygdala with the middle frontal cortex, the postcentral gyrus and the posterior cingulate cortex (PCC).

Although the DMN showed functional connectivity during both rest and conscious sedation, a direct comparison found that there was significantly reduced functional connectivity in the posterior cingulate cortex during conscious sedation.

Several groups have reported that a particular set of brain regions, including the posterior cingulate cortex and the medial prefrontal cortex, among others, is consistently deactivated.

We hypothesize that focal reductions in DMN connectivity, as shown here in the posterior cingulate cortex, may represent a stable correlate of reduced consciousness.

Notably, coordinates of seed regions - of - interest defined within the posterior cingulate cortex (PCC) / precuneus, an area often employed to study functional connectivity of the DMN, have been inconsistent across studies.

The default - mode network (DMN) is a prominent network which includes the posterior cingulate cortex (PCC), medial prefrontal cortex (mPFC), medial temporal lobes (MTL), and angular gyrus (AG).

Among the brain regions implicated in this network, several, including the posterior cingulate cortex and inferior parietal lobes, have also shown decreased metabolism early in the course of Alzheimer's disease (AD).

Using dual regression and seed - based analyses, we observed significantly decreased FC of the default mode network to 2 regions in the posterior medial cortex (PMC): the posterior cingulate cortex (PCC) and the left precuneus (threshold - free cluster enhancement, family-wise error corrected P < 0.05).

These 2 modalities were used to investigate connectivity within the default mode network, a set of brain regions — including medial prefrontal cortex (MPFC), medial temporal lobes (MTLs), and posterior cingulate cortex (PCC) / retropslenial cortex (RSC)-- implicated in episodic memory processing.

Lower posterior cingulate cortex glutathione levels in obsessive - compulsive disorder.

After conducting the experiments, researchers determined that the LSD resulted in reduced activity in both the posterior cingulate cortex and the temporal cortex.

In trance, brain networks displayed notable reconfigurations, including increased connectivity in regions associated with internal thought (the default mode's posterior cingulate cortex) and cognitive control (dorsal anterior cingulate cortex and insula), as well as decreased connectivity within the brainstem and auditory pathway.

Hypometabolism was independently associated with anosognosia in AD, particularly in the posterior cingulate cortex and right angular gyrus.

Results: Hypometabolism was independently associated with anosognosia in AD, particularly in the posterior cingulate cortex and right angular gyrus.

Using fMRI, New York University neuroscientist Elizabeth Phelps has identified two brain regions — the amygdala and the posterior cingulate cortex, associated with emotional learning and decision making — that are crucial in forming first impressions.

Techniques that directly activate the posterior cingulate cortex like brain stimulation or game play that promotes distraction, particularly within situations that don't allow a routine to form, can lead to more creativity.

Researchers from the University of Pennsylvania, Yale University, Columbia University and Duke University now better understand how this happens, and it has to do with a region in the brain called the posterior cingulate cortex.

The researchers did find that the older people had more activity in brain regions responsible for attentiveness, such as the posterior cingulate cortex.

The results showed that amyloid plaque levels in the posterior cingulate cortex were related to the amount of white matter damage, suggesting that injury to the brain's wiring may be linked to the formation of amyloid plaques.

There were differences between the two groups in activations of the posterior cingulate cortex and the coupling between this region and the amygdala which is central to fear and anxiety.

Not exact matches

The researchers found several areas of the brain are involved, including the right and left occipital lobes, the posterior parietal lobe, the sensorimotor cortex and the anterior cingulate.

Specifically, males on average had larger volumes and higher tissue densities in the left amygdala, hippocampus, insular cortex, putamen; higher densities in the right VI lobe of the cerebellum and in the left claustrum; and larger volumes in the bilateral anterior parahippocampal gyri, posterior cingulate gyri, precuneus, temporal poles, and cerebellum, areas in the left posterior and anterior cingulate gyri, and in the right amygdala, hippocampus, and putamen.

Most prominent effects between IQ and the level of global connectivity efficiency (as expressed by a shorter node specific normalized path length) were found in the medial prefrontal cortex (yellow box), bilateral inferior parietal cortex (red box depicts effect in right hemisphere), and precuneus / posterior cingulate regions (orange box) of the functional brain network.

Following our pre-registered specification to include 10 GM regions, we selected the following 10 ROIs, bilaterally averaged: the frontal pole, superior frontal gyrus, middle frontal gyrus, inferior frontal gyrus (pars triangularis and pars opercularis subdivision), supramarginal gyrus (posterior and anterior), angular gyrus, frontal medial cortex and the cingulate gyrus.

At baseline, older adults showed significantly decreased hippocampal connectivity with medial prefrontal and parahippocampal cortex, and increased hippocampal connectivity with posterior cingulate, precuneus, and parietal cortex, relative to young adults (n = 16, age range: 18 - 34 years).

The activations of the anterior and posterior cingulate gyrus and the dorsomedial prefrontal cortex further support the assumption that the perception of chemosensory anxiety signals might release feelings of empathy.

These areas include portions of the following cortices: visual, motor / sensory, precuneus / posterior cingulate, basal ganglia, and frontal.

These modules include the visual (yellow), sensory / motor (orange) and basal ganglia (red) cortices as well as the default mode network (precuneus / posterior cingulate, inferior parietal lobes, and medial frontal gyrus; maroon).

Using ICA, Damoiseaux et al. [20] described two RSN components that together included the superior and middle frontal gyrus, posterior cingulate, middle temporal gyrus and superior parietal cortices.

Rao's team found that when volunteers saw names such as Britney Spears, George Clooney, Albert Einstein and Marilyn Monroe, those who were at the highest risk of developing Alzheimer's — those with both the genetic makeup and a family history — showed high levels of activity in the hippocampus, posterior cingulate and regions of the frontal cortex, all areas involved in memory.