Sentences with phrase «brain area changes»
Scientists can compare the same brain area when a person is doing nothing, and again when the person is performing a task, to see how blood flow — and activity — in that brain area changes.
https://www.sciencenewsforstudents.org/ Not exact matches
There have been studies done on long - term meditators, and researchers have found through FMRI's that there are distinct changes in areas of the brain that typically lead to greater levels of peace, well - being and better mental and emotional control.
For example, the intensities and patterns of the brain waves in different areas of the cortex change according to the kind of mental activity that is going on.
Holding did ok but Chambers was very cocky how many miss passes in dangerous areas did he miss place why didn't he booted the ball way down the field and take the pressure off at the first half the commentator spook of the inexperience of the defense and that liverpool did nt put enough pressure klopp rectified that straight away bang bang bang with runners and no protection while wenger face went all red with nothing to say the only thing that saved us really was the injuries for the game to take a change MR wenger is far to slow to fix things what is wrong with him he most not be in good health or something personnel worrying him cause after all he is the manager his got to have a fast thinking brain smell danger and act fast not seat and debate the issue with bold
Holding did ok but Chambers was very cocky how many miss passes in dangerous areas did he miss place why didn't he booted the ball way down the field and take the pressure off at the first half the commentator spook of the inexperience of the defense and that liverpool did nt put enough pressure klopp rectified that straight away bang bang bang while wenger face went all red with nothing to say the only thing that saved us really was the injuries for the game to take a change MR is far to slow to fix things what is wrong with him he most not be in good health cause after all he is the manager his got to have a fast thinking brain smell danger and act fast not seat and debate the issue with bold
One 2010 study found that women undergo changes in areas of the brain, including the hypothalamus and amygdala, that are critical for emotional regulation.
This, along with changes in brain waves in visual regions and an increased blood flow in that area, correlated with reports of hallucinations.
Using resting - state MRI analysis on thousands of people's brains around the world, the research has found that the areas of the brain which are associated with learning and development show high levels of variability, meaning that they change their neural connections with other parts of the brain more frequently, over a matter of minutes or seconds.
THE size of a woman's brain changes throughout her menstrual cycle, with some areas growing by as much as 2 per cent in the run - up to ovulation, when women are at their most fertile.
In previous studies, the UCLA researchers had seen differences in heart rate and blood brain flow during blood pressure changes in men and women with obstructive sleep apnea and wanted to see if cardiovascular responses in brain areas were different in healthy men and women.
They found that one month after training, the children showed increased activation in the intraparietal sulcus and reduced neural activation elsewhere in the parietal lobes — a hint that their improvements in arithmetic were related to changes involving brain areas that respond to number.
A relatively new area is to look at the developing nervous system by scanning infants, children, and adults at rest, to chart changes in activity patterns as the brain matures.
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.
«This connection between an innate call and the activity of a brain area important to learned vocalisations suggests that during the evolution of songbirds, the role of the song area in the brain changed from being a simple vocalisation system for innate calls to a specialised neural network for learned songs,» concludes Manfred Gahr, coordinator of the study.
They charted the small changes in voltage generated by the areas of the brain responding to these stimuli, a process known as event - related potentials (ERPs).
This pruning changes the relative density of receptors in the circuit linking the area of the brain involved with processing rewards (the basal ganglia) and the area of the brain implicated in inhibition and control (the prefrontal cortex).
The development suggests that fluid changes in a specific brain area could provide a way to track that damage.
Along with behavioural studies, imaging has helped to build the view that pain involves many brain areas and that chronic pain may cause long - term changes to the morphology or function of some of these regions.
Studies demonstrated that the changes in the brain's dopamine production area, or VTA — though crucial to the development of addiction — also triggered a cascade of biological processes that resulted in permanent changes in the nucleus accumbens (NAc), the area downstream that is closely linked to motivation and goal - directed behavior.
These changes, in this crucial area of the brain, might help explain why addicts lose interest in natural rewards, some researchers suggest.
When an area of the brain that plans movement was disabled temporarily, people struggled to detect changes in rhythms.
Ultimately, Gazzaley hopes to understand the networking between areas of the brain that governs this top - down phenomenon and learn how that networking changes with aging (see Gazzaley Perspective).
The researchers also measured the activity of participants» brains with a tool called near - infrared spectroscopy, which measures changes in blood flow to particular areas of the brain.
Ione Fine, a neuroscientist at the University of Washington, Seattle, who studies brain changes and did not work on the project, says Amedi's work is the best evidence yet for functional constancy — the idea that areas of the brain do the same job even with different kinds of input.
This means that both players are building a similar conceptual framework in the same area of the brain, constantly testing one another to make sure their concepts align, and updating only when new information changes that mutual understanding.
Brain imaging studies also linked those changing attributions of meaning to particular brain aBrain imaging studies also linked those changing attributions of meaning to particular brain abrain areas.
«We were able to show that structural changes occur in brain areas linked to self control and emotion regulation,» says Annette Brühl, head physician at the Center for Depression, Anxiety Disorders and Psychotherapy at the University Hospital of Psychiatry Zurich (PUK).
At the same time, animal studies exploring the biochemistry of the postpartum brain are uncovering changes in neural circuitry and areas in need of repair.
In contrast, activation of neurons that responded to snake skin, a predator cue that elicits defensive behaviors, in the same brain area showed no change in sexual behaviors.
The researchers used repetitive transcranial magnetic stimulation (rTMS) on a specific area of the dorsolateral prefrontal cortex to briefly alter activity in this brain region and consequently change the amount of punishment a person doled out.
After analyzing brain tissue samples, the researchers identified an area of the gene where a single change reduced BDNF levels in the hypothalamus, a key area that controls eating and body weight.
In addition to changes in consumption, the area of the brain responsible for certain metabolic processes, the hypothalamus, also responded more to food odors, compared to non-food odors, after alcohol infusion vs. saline.
The researchers in this study used repetitive transcranial magnetic stimulation (rTMS) on a specific area of the dorsolateral prefrontal cortex to briefly alter activity in this brain region and consequently change the amount of punishment a person doled out.
Researchers predicted and found that by altering brain activity in this brain area, they could change how subjects punished hypothetical defendants without changing the amount of blame placed on the defendants.
The changes occurred primarily in areas of the brain involved in social tasks like reading the desires and intentions of others from their faces and actions.
The researchers traced these changes to a decrease in brain cells that release the hormone oxytocin in the hypothalamus, an area of the brain associated with food intake.
Last year, he discovered that four areas of the brain that are largely linked to inner ear function each showed a broad change in activity when pigeons were exposed to magnetic stimulation.
Previous studies have found that exposure to neonicotinoid pesticides can cause changes in the brain, more specifically in the areas associated with learning and memory in honeybees.
NIRSIT is a device based on the near - infrared spectroscopy principle, which (a) utilizes light to detect hemodynamic changes in the cerebral blood flow and (b) visualizes brain activation regions in the prefrontal area of the brain in real time.
NIRSIT allows the researchers to monitor the subject's brain activation changes and analyze the results in an intuitive way, using both the 3D brain mapping images as well as the oxy - deoxy graphs covering the prefrontal area of the brain.
Poon believes this discovery will spawn a new generation of programmable microimplants — sensors to monitor vital functions deep inside the body; electrostimulators to change neural signals in the brain; and drug delivery systems to apply medicines directly to affected areas.
A new study shows how changing the activity in this brain area can make the new seem old, and the old seem new again.
The results show that this therapy induces structural changes in areas of the brain involved in verbal fluency in female - to - male transsexuals.
The blunted dopamine signaling to ethanol arose due to changes in the circuitry in the ventral tegmental area, the heart of the brain's reward system.
In the brain, germ - free mice had changes in areas involved in the descending pain modulation and its emotional regulation.
Neuroimaging technologies are revealing changes in blood flow to areas of the brain, indicating more activity.
The researchers assessed how the mothers» nutrition affected epigenetic changes (or DNA methylation) of IGF2, a gene involved in fetal development and the brain development of areas implicated in ADHD — the cerebellum and hippocampus.
The researchers think that a junk diet causes lasting changes in the reward circuit parts of the rats» brain, for example, the orbitofrontal cortex, an area of the brain responsible for decision - making.
More recently, brain scans have directly linked these conditions with changes in levels of neurotransmitters — chemicals that convey messages across neurons — or alterations in the number or structure of neurons in different brain areas.
An fMRI would chart blood flow changes a few seconds after that, revealing which areas of the brain were doing the recognising.