Not exact matches
Besides, the MRI shows only * slight
brain damage
in the
motor sensory
area of the
brain.»
I have a genetic condition that causes problems
in the
motor sensory
areas of the
brain, and it ain't fun, lady.
The data suggest that the
brain does not develop
in a sequence from simplest systems (e.g., vision,
motor) to more complex high - order systems, but perhaps instead first develops the
areas that will be most critical
in bridging across systems.
A defining characteristic of stroke is the loss of
motor control due to structural damage
in specific
brain areas.
While a clinician may find it difficult to parse whether a patient's stilted conversational manner is rooted
in a lack of emotional connection or problems forming words, a
brain scan
in Belger's study made it clear, for example, that particular symptoms were more closely associated with disruption
in the
brain's emotional processing
areas, whereas other symptoms were more closely associated with regions responsible for language and
motor control.
«We wanted to find out how and where visual information about grasped objects, for example their shape or size, and
motor characteristics of the hand, like the strength and type of a grip, are processed
in the different grasp - related
areas of the
brain,» says Schaffelhofer.
That leads the protein alpha - synuclein to build up and form toxic clumps
in brain areas that control
motor function.
Researchers from Heidelberg University have developed a computer vision technique to analyse the changes
in motor skills that result from targeted stimulation of healthy
areas of the
brain.
These similar kinds or synchronized signals were found
in brain areas that are connected with the early - stage processing of visual stimuli, detection of movement and persons,
motor coordination and cognitive functions.
Hoping to accomplish what some have compared to mind reading, Andersen wants to implant his device
in the
brain's higher - level sensory -
motor areas, including the parietal lobe and premotor cortex, the seats of personal preference and intent.
Previously, researchers had two theories about how neurons
in the
motor cortex might control movement: One was that these neurons fired
in patterns that represent more abstract commands, such as «move your arm to the right,» and then neurons
in different
brain areas would translate those instructions to guide the muscle contractions that make the arm move; the other was that the
motor cortex neurons would actually send directions to the arm muscles, telling them how to contract.
Neurons
in the shell surrounding the established vocal centers of the parrot
brain play a part
in vocal learning and other complex
motor behaviors, resolving controversies over the size of
brain areas involved
in song and speech imitation.
In a healthy
brain, these responses are easy to tell apart on a scan: Tennis activates
motor - related
brain areas, while navigating activates spatial regions.
When he asked her to think about playing tennis, the fMRI scan showed activity
in the supplementary
motor area, just as
in the
brains of healthy volunteers.
When he repeated it years later, neurons fired
in the
areas of the
brain storing these taste and
motor memories.
GABA is believed to have an inhibitory function
in the
areas of the
brain associated with higher
motor function and that a decrease
in this inhibiting factor leads to the tics experienced by people with TS.
The Nottingham experts however believe that this new control may come as a result of a higher amount of GABA, which is being released
in the
brain during adolescents, and which inhibits the
motor regions such as the Supplementary Motor
motor regions such as the Supplementary
Motor Motor Area.
Before beginning CBT, the participants
in the study affected with TS completed an experimental task typically designed to elicit
brain activity
in the supplementary
motor area.
MRI scanning also showed that those who had had tDCS had more activity
in the relevant
brain areas for
motor skills than the control group.
«It was particularly exciting to see plasticity
in the neurons impaired by mHTT,» said Davidson, noting that
in the HD mice,
brain areas that had begun to atrophy recovered volume and permitted better
motor function after the researchers restored mTORC1 activity to more normal levels.
They analyzed the data to determine exactly what was happening
in the ventral sensory
motor cortex (vSMC)-- how that
area of the
brain region was laid out, and
in what order the neurons activated.
Together these signals triggered activity
in the ventral striatum, an
area of the
brain that motivates action and
motor skills.
At the same time, the researchers monitored nerve firing
in a part of the cortex — the ventral intraparietal
area — that serves as an interface between the
brain's visual and
motor processing regions.
In this way, areas of the brain responsible for the motor system were active when a subject translated a term previously learned through gesture, while areas of the visual system were active in the case of words learned with the help of image
In this way,
areas of the
brain responsible for the
motor system were active when a subject translated a term previously learned through gesture, while
areas of the visual system were active
in the case of words learned with the help of image
in the case of words learned with the help of images.
Furthermore, she found that
in these women, the posterior insula and the precuneus —
areas of the
brain responsible for
motor processing, pain perception and visuospatial imagery — were significantly thicker and more connected to each other than
in male migraineurs or
in those without migraines.
By scanning the
brains of 87 healthy infants more than 200 times, researchers found that the infants»
brains grew 64 %
in the first 90 days, with the fastest growth
in motor skill — related
areas such as the cerebellum.
When we think of Parkinson's disease, we often focus on its
motor symptoms, such as stiffness and trembling, which are caused by a gradual decrease
in the dopamine supply to a
brain area called the striatum, the primary input nucleus of the basal ganglia.
«The idea is that if you can couple those
motor signals that are associated with moving the same - sided limb with the actual movements of the hand, new connections will be made
in your
brain that allow the uninjured
areas of your
brain to take over control of the paralyzed hand,» Leuthardt said.
In the
brain, particular
areas of the
motor cortex develop links to different parts of the body.
«The origin was initially traced to the substantial reduction
in motor symptoms, overlooking the role of the
brain stimulation
area — the subthalamic nucleus —
in the reward system.
When they compared magnetic resonance imaging (MRI) scans taken before and after for both groups, they found that auditory and
motor areas of the
brain linked respectively with hearing and dexterity grew larger only
in the trainee musicians.
One of the classic images used
in introductory biology and psychology courses is the
motor homunculus: a deformed map of the body drawn on the primary
motor cortex, showing which
brain areas control different body parts.
But when Sirigu and colleagues used transcranial magnetic stimulation — a technique that employs magnetic fields to excite neurons
in the
brain — to stimulate specific fragments of the
motor cortex, they found that the «hand
areas»
in the
motor cortex of both men had reassumed their original «wiring.»
Several studies show that creative types tend to have low levels of a certain kind of dopamine receptor
in the thalamus, a
brain area that helps regulate
motor function and sensory perception.
If you had to pick an
area of the
brain that you can fix, the memory
area is the most obvious because
motor - task memory is really pretty well - worked out
in preclinical models.
In 1998 he and three colleagues discovered that a female patient burst into laughter every time they stimulated a spot at the top of her
brain called the supplementary
motor area.
Alien hand seems to be caused by damage to a small
area at the front of the
brain, suggesting that this region has a role
in motor control.
The study revealed that activations
in several
areas in the
brain belonging to the auditory, limbic, and
motor regions were activated by all musical pieces.
Using a combination of
brain imaging and computer modeling, researchers found
areas in the auditory,
motor, and limbic regions to be activated during free listening to music.
In a normal brain, imagining tennis activates the supplementary motor area of the cortex, and picturing one's home prompts activity in regions involved in spatial perception, such as the posterior parietal corte
In a normal
brain, imagining tennis activates the supplementary
motor area of the cortex, and picturing one's home prompts activity
in regions involved in spatial perception, such as the posterior parietal corte
in regions involved
in spatial perception, such as the posterior parietal corte
in spatial perception, such as the posterior parietal cortex.
BrainGate has developed a device, named after itself, which is composed of an «aspirin - sized array of electrodes» that is implanted
in the
motor cortex, the
area of the
brain primarily responsible for voluntary movement.
Using an optical fiber implanted
in that region, the researchers were able to stimulate the primary
motor cortex near where the stroke had occurred, and then monitor biochemical changes and blood flow there as well as
in other
brain areas with which this region was
in communication.
MRI scans of the patients»
brains showed that those
in the tDCS group had more activity
in the relevant
brain areas for
motor skills than those
in the control group.
TDP - 43 is a protein that misfolds and accumulates
in the
motor areas of the
brains of ALS patients.
All contrasts were limited to the
brain locations within the supplementary
motor area and the parahippocampal gyrus, as defined
in the Harvard — Oxford Cortical Structural Atlas (available
in FSL software), and a threshold was established, with gaussian random - fields theory, at a cluster - level z value of more than 2.3 (corrected P < 0.05).
The solution was targeted to each animal's striatum, a
brain region involved
in motor control; it is the dopamine - producing nerve cells
in this
area that die during Parkinson's disease.
The system consists of a headpiece equipped with electrodes that monitor activity
in three
areas of the
motor cortex (the region of the
brain involved
in controlling the movement of the arms and legs).
A new study authored by Marc Schieber, M.D., Ph.D., and Kevin Mazurek, Ph.D. with the University of Rochester Medical Center Department of Neurology and the Del Monte Institute for Neuroscience, which appears
in the journal Neuron, shows that very low levels of electrical stimulation delivered directly to an
area of the
brain responsible for
motor function can instruct an appropriate response or action, essentially replacing the signals we would normally receive from the parts of the
brain that process what we hear, see, and feel.
In autism, neural activity was reduced in the left supplementary motor area and left auditory cortex (whole brain interaction p < 0.02, uncorrected; Heschl's gyrus, p = 0.02 FWE corrected; 54, -19, 7 MNI coordinates), and enhanced in bilateral visual cortex (whole brain p < 0.01 uncorrected, 3, - 91, -8 MNI coordinates
In autism, neural activity was reduced
in the left supplementary motor area and left auditory cortex (whole brain interaction p < 0.02, uncorrected; Heschl's gyrus, p = 0.02 FWE corrected; 54, -19, 7 MNI coordinates), and enhanced in bilateral visual cortex (whole brain p < 0.01 uncorrected, 3, - 91, -8 MNI coordinates
in the left supplementary
motor area and left auditory cortex (whole
brain interaction p < 0.02, uncorrected; Heschl's gyrus, p = 0.02 FWE corrected; 54, -19, 7 MNI coordinates), and enhanced
in bilateral visual cortex (whole brain p < 0.01 uncorrected, 3, - 91, -8 MNI coordinates
in bilateral visual cortex (whole
brain p < 0.01 uncorrected, 3, - 91, -8 MNI coordinates).
Whereas Zhang et al. [25] found more activation
in almost all
brain areas from deep needling and Wu et al. [52] found more activation from superficial needling
in the somatosensory
area,
motor area and language
areas (Broca and Wernicke
areas), and from deep needling more deactivation
in the limbic system.