Using a high - resolution analysis of how individual neurons and
their connected brain networks processed this touch information, designed by neurocomputational scientist Alberto Mazzoni and physics scientist Anton Spanne, the groups got an unexpected insight into the brain representations of the external world experienced through touch.
Of the subjects learning the new vocabulary, those who were more successful in attaining the information showed a more
connected brain network than both the less successful participants and those who did not learn the new vocabulary.
«Although different types of brain stimulation are currently applied in different locations, we found that the targets used to treat the same disease are nodes in the same
connected brain network,» says first author Michael D. Fox, MD, PhD, an investigator in the Berenson - Allen Center for Noninvasive Brain Stimulation and in the Parkinson's Disease and Movement Disorders Center at BIDMC.
Not exact matches
Tibbetts points out that the reticular
network is not
connected to any particular
brain region; its fibers appear to spray the entire cortex.
However, in
brains at rest in people with aphasia,
networks involved in hearing, motor processing, attention and executive functions were not as strongly
connected as the same
networks in the control group.
Neuroscientists have long suspected that the
network of neurons in our
brains might be
connected in such a way that they achieve a state of «self - organised criticality» (SOC), in which they are neither ordered nor random, but somewhere in between.
In an era of increasing excitement about mapping the
brain's «connectome,» this finding fits with our growing understanding of complex
brain functions as residing not in discrete
brain regions, but in densely
connected networks of neurons spread throughout different parts of the
brain.
To take on that role in a machine, the core would have to
connect to the other parts of the
brain, diagrammed as a
network at right.
In a new study, neuroscientists
connected a
network of electrodes to the hearing centers of 15 patients»
brains (image above) and recorded the
brain activity while they listened to words like «jazz» or «Waldo.»
They form a complex
network connecting various centres in the
brain through electrical impulses.
The
brain, it turns out,
connects smells to memories through an associative process where neural
networks are linked through synchronized
brain waves of 20 - 40 Hz.
In addition to a number of other studies planned or in process, the team is interested in exploring further how the
brain stem is
connected functionally to other areas of the
brain, «because usually the
brain doesn't work from just one area; it's a
network of areas that all work together,» Stephenson said.
«But, by looking at the
brain's own
network connectivity, we can identify sites on the surface of the
brain that
connect with this deep site, and stimulate those sites noninvasively.»
In the researchers» petri dishes, different cell types develop,
connect into a
network, exchange signals and produce metabolic products typical of the active
brain.
Another
brain region, the junction area between temporal and parietal cortex that has been related to the shielding of thoughts against irrelevant information, is less strongly
connected to the rest of the
brain network.
A resilient, low - frequency, small - world human
brain functional
network with highly
connected association cortical hubs
Such an efficient
network architecture of our functional
brain raises the question of a possible association between how efficiently the regions of our
brain are functionally
connected and our level of intelligence.
One of the many big puzzles left in neurology is working out which parts of the
brain are
connected — and how the
networks function.
When compared to the control group, type 2 patients showed decreased integrity in the white matter of two different areas in the
brain — the cingulum bundle, which is a fiber tract that
connects regions in the default - mode
network, and the uncinate fasciculus, which
connects regions important for executive function and memory.
«The new data presented here suggest that changes which lead to criminal behaviour occur with dysfunction of specific
networks — wiring pathways that
connect specific parts of the
brain.
Myelin is generated by specialized cells, oligodendrocytes in the
brain and spinal column (the central nervous system, or CNS), and Schwann cells in the
network of nerves outside the CNS that
connect it with the rest of the body (the peripheral nervous system).
Oxytocin and dopamine signalling within
connected brain areas of the reward - processing
network drive social bonding behaviours but the neural mechanisms have been unclear.
Moreover,
network connectivity measures based on delta - band
brain rhythms predicted individuals» experience of the concert — individuals with more connections to other audience members enjoyed the concert more and felt more
connected to the performers.
The areas of the
brain involved in processing emotions, recalling memories, and thinking about the future are
connected together in what is known as the default mode
network, or DMN.
Drs. Fogerite and Bowling both say more research is needed to discover the mechanics of how yoga works for people with MS, but Dr. Fogerite suspects that the slow, mindful repetitions of the movements in yoga may help «recruit»
brain cells next to the cells damaged by the disease — in essence rerouting the
network needed to
connect for a particular function.
«What we found is after the mindfulness retreat, the activity in the prefrontal cortex region was more
connected with this default mode
network so the neural connections in the
brain were strengthened between this executive function attention region and the default mode
network at rest.
Before he dies, he attempts to transcend himself by
connecting his
brain into P.I.N.N. (Physically Independent Neural
Network), the massive processor behind their entire work.
As Wolf says, each of the neural
networks and systems that a reading
brain connects to first needs to be fully developed, and developed in a certain order.
If you, or someone you know has suffered a traumatic
brain injury, make sure to
connect with the BIAA's support
network, and get
connected to a community of survivors that know what you are going through.
The second - generation Samsung SmartThings Hub is designed to be the
brain of your smart home ecosystem, much like a wireless router serves to
connect everything to your Wi - Fi
network.