By recording neuronal activity in monkeys as they performed tasks that caused saccades, Dr. Christopher Pack has shown that there are waves of activity that cross specific vision
processing areas of the brain in defined patterns, and that these patterns are reorganized by saccadic eye movements.
Previously, researchers had noticed that scent -
processing areas of the brain are larger in shark species that do a lot of navigating.
The present blood flow study adds significantly to the findings from that prior study and furthermore suggests that disturbances in the speech
processing areas of the brain are likely of central importance as a cause of stuttering.
A 2012 study found that emotional stress more strongly predicts tinnitus than other known risk factors, perhaps because the emotion -
processing areas of the brain are closely connected to its auditory systems.
Not exact matches
Studies shows that when people are presented with facts and figures, smaller
areas of the
brain are activated which indicates that information is being
processed.
Writing in the journal Neuron, the scientists found that reading increased the quality
of white matter, the
brain tissue that carries signals between
areas of gray matter, where information is
processed.
Unlike the non-dieters, the dieters tended to show a heightened response in the
areas of their
brains linked with
processing rewards, and a lowered response in the parts
of their
brains linked with a sense
of control.
In one paper from last year, published in the journal Proceedings
of the National Academy
of Sciences, researchers identified the
area of the
brain that
processes this information about personal identities, which is called the anterior temporal lobe.
According to a University
of Iowa study on
brain activity led by physiological psychologist Debra L. Johnson, introvert
brains show more activity in
areas dealing with learning and planning, while extrovert
brains are more active in regions that control sensory
processes, like watching and listening.
It's a short neurocognitive computer test to evaluate multiple
areas of brain function, including memory, problem solving, reaction times and
brain processing speeds.
It's a short neuro - cognitive computer test to evaluate multiple
areas of brain function, including memory, problem solving, reaction times and
brain processing speeds.
One
of the first
areas of the
brain that begins to grow and differentiate is the right
brain, the hemisphere that
processes emotional and social information.
Differences in the
brain's
processing of language: People who stutter
process language in different
areas of the
brain.
As Larry Leverenz, Ph.D, ATC, a co-author
of the groundbreaking 2010 study (4) that was the first to identify such athletes noted, because such athletes have not suffered damage to
areas of the
brain associated with language and auditory
processing, they are unlikely to exhibit clinical signs
of head injury (such as headache or dizziness), or show impairment on sideline assessment for concussion, all
of which test for verbal, not visual memory.
The test, Raven's Progressive Matrices, usually entails both visual and symbolic reasoning, although
brain imaging
of study subjects with autism showed they were able to score well using only the
areas of their
brains associated with visual
processes.
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.
Accordingly, the anterior prefrontal cortex, i.e., the
brain area controlling conscious cognitive
processes and playing an important role in the capability
of self - reflection, is larger in lucid dreamers.
«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.
Each
of these subtypes has to form connections with a different
area of the
brain that
processes visual information.
None perceived a difference between the two types
of sweat, but the pre-exam sweat had a different effect on
brain activity, lighting up
areas that
process social and emotional signals, as well as several
areas thought to be involved in empathy (PLoS One, DOI: 10.1371 / journal.pone.0005987).
Mapping the path
of the tentacle nerves showed that they feed into an
area of the
brain that
processes sensory signals, close to where it responds strongly to visual signals.
As Harvard University psychologist Alfonso Caramazza will explain in a lecture, scientists often make inferences about how the normal language system works by examining people who have damage to the
areas of the
brain that
process language.
The upshot: the monkeys in the larger groups had more gray matter in
brain areas linked to
processing social information (the middle superior temporal sulcus, amygdala and rostral prefrontal cortex, two
of which overlap with those reported on in the Proceedings B study).
The prefrontal cortex is continuously active throughout these
processes, coordinating input from different
areas of the
brain.
Kandel: It's a pedantic point and that is the biology
of the mind suggests that there is a limited set
of functions that's localized at a particular point in the
brain; while mind refers to the whole family
of mental
processes, every thought that you have, every feeling that you express, every dream that you aspire to, and it works on the assumption that these are going to be localized in a variety
of each one
of these functions, it's going to be localized in a variety
of different
areas in the
brain.
The nerve cells involved in this integration
process and control
of hormonal signals reside in an
area of the insect
brain known as the mid-Ventral Ganglion (mVG), which in turn communicates with a region
of the central
brain that is akin to the mammalian hypothalamus.
A stroke on the left side
of the
brain often damages important language -
processing areas.
Visual
processing is likely to be similar to how the
brain processes smells, touch or sounds, the researchers say, so the work could elucidate
processing of data from these
areas as well.
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.
None perceived a difference between the two types
of sweat, but the pre-exam sweat had a different effect on
brain activity, lighting up
areas that
process...
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).
If certain
areas of the
brain that
process visual information are activated — by a blow to the head, for example — tiny stars
of light appear.
As expected,
brain areas responsible for
processing emotion responded more strongly to the angry voice, but this effect was amplified by blue light (Proceedings
of the National Academy
of Sciences, DOI: 10.1073 / pnas.1010180107).
In particular, theta activity increased at the junction
of three
brain areas: the parietal region, just behind the crown
of the head, which perceives sensory information and integrates it into the mysterious state called consciousness; the temporal lobe, behind the temples and responsible for making sense
of sound; and the occipital lobe, located at the bottom back
of the
brain and responsible for
processing vision.
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.
We know, for example, that different
areas of the
brain are involved in
processing color and form
of visual images.
A brief period
of postnatal visual deprivation, when early in life, drives a rewiring
of the
brain areas involved in visual
processing, even if the visual restoration is completed well before the baby reaches one year
of age, researchers at the University
of Trento, McMaster University, and the University
of Montreal revealed in Current Biology.
The preserved
areas of cognitive function in an MCS patient's
brain will be stimulated when he is shown a family portrait or touched or spoken to, indicating at least some mental
process.
Salk scientists show how two regions
of the
brain, primary and higher order
areas, work together to
process sensory information.
Although the primary visual cortex usually communicates mainly with other parts
of the vision system, many other
brain areas contributed to the
processing of images in volunteers who received LSD.
As a whole, our study shows that we seem to use the same
brain areas for native and new language structures and that Alienese was in the
process of being integrated into the participants existing language
brain networks.»
For the first time, language
processing has been detected in
areas of the
brain that usually
process vision, highlighting the organ's extraordinary flexibility
The differences in fear sensitivity are likely to be innate, at least in part: dysfunction in the amygdala, a
brain area important for
processing fear, has previously been linked to psychopathic behaviour, and genetic factors must underlie some
of these differences.
Theta wave activity starts in the back
of the
brain, in it's fear center — the amygdala — and then interacts with
brain's memory center — the hippocampus — before traveling to the frontal lobe where thought
processing areas are engaged.
Neurologists Daniel Winkowski and Eric Knudsen
of Stanford University wired 12 owls with electrodes in the
areas of their
brains that
process either visual or auditory input.
«There are multiple
areas in the
brain that activate because there are a lot
of processes that have to take place.»
«Our results, as well as similar results from other labs, point to a need for carefully designed tasks and paradigms that can reveal different functions in key
areas of the
brain and different vulnerabilities to the aging
process,» Reagh added.
An August 15 functional MRI study in NeuroImage shows that in CG patients reminders
of the deceased activate a
brain area associated with reward
processing, pleasure and addiction.
Fathers
of daughters had greater responses to their daughters» happy facial expressions in
areas of the
brain important for visual
processing, reward, emotion regulation, and face
processing than fathers
of sons.