Seymour says that even when the study subjects were simply resting, the researchers could see short moments of
brain activity patterns with features of the specific fear memory.
Emerson says he and his colleagues are adapting their algorithm to link
brain activity patterns with particular abilities.
Sleeping lizards appear to share distinctive
brain activity patterns with sleeping birds and mammals, researchers report in the April 29 Science.
Not exact matches
By itself this finding is consistent
with a materialist view of mind (if, as materialism requires, the
brain enables the mind, then abnormal
patterns of
brain activity are likely to be correlated
with dysfunctional mental states).
Furthermore, it would be externally detectable if its occasions are identical
with the internal synthetic unity of the whole
pattern of those externally identifiable
patterns of
brain wave
activity that are known to be associated
with consciousness.
It can be inferred
with some probability that the human mind, at any given moment, is not drastically different in size and shape from the
pattern of
activity in the nervous system
with which at that moment it interacts, and as this
activity moves about somewhat it follows that the mind literally moves in
brain and nerves, though in ways unimaginably various and intricate.
It can be inferred
with some probability that the human mind, at any given moment, is not drastically different In size and shape from the
pattern of
activity in the nervous system
with which at that moment it interacts, and as this
activity moves about somewhat it follows that the mind literally moves in
brain and nerves, though in ways unimaginably various and intricate.15
To find that
pattern, researchers monitored 16 participants»
brain activity while presenting them
with images and tastes; subjects then rated their feelings about each.
This
pattern of
activity runs through vision - and taste - processing
brain regions, indicating our subjective feelings are actually intertwined
with perception.
Running the game while recording people's
brain activity with a functional MRI machine revealed that people who made similar giving choices (either to give half or what they had, or half of what their partner thought they had) showed similar
brain patterns in the medial prefrontal cortex, a region associated
with decision - making.
These contrasting
patterns of
activity can now be detected via
brain scans, and could one day help determine if patients
with brain damage are conscious.
And so we found a variant in one of the GABA receptors [that] is associated
with alcoholism, and this fits in
with some of the
brain wave
pattern activity that it looks like alcoholism [and] is linked to disinhibition, so [it's] a problem
with the inhibition of
brain waves that people should generally have.
Yeshurun concludes that the
brain reserves a special
pattern of
activity for memories that represent the first time we have associated a smell
with a particular thing — and that such pairings are most likely to be laid down in childhood.
Some research, for example, shows that
patterns of
brain activity can predict our choices or actions before we become consciously aware of having made a decision, and it may be hard to reconcile this evidence
with the notion of free will.
Working independently, Dulac and Anderson mapped
patterns of
brain activity in different
brain regions while mice sniffed, ignored, fought, or mated
with other mice.
«When faced
with a new task, we're finding that the
brain is constrained to take the neural
activity patterns that it's capable of generating right now and use them as effectively as possible in this new task.»
Comparing behavior (feeding or egg - laying) to the
activity patterns in the antennal lobe reveals that
activity in specific
brain areas correlates
with one of the behaviors.
His team is now looking at
patterns of gene
activity in the four
brains to work out whether it is possible to detect early signs associated
with conditions like autism.
Nevertheless, studies that compare the vivid imagery of dreams
with daytime vision reveal similar
patterns of
activity in the visual cortex, the largest
brain area devoted to vision.
Lamm and his group recently sought the answer to answer this question by combining measures of electrical
activity in the
brain (via electroencephalogram)
with functional magnetic resonance imaging to show blood flow
patterns in 25 participants getting rounds of shocks on their hands.
This technique is able to distinguish cancer cell lines
with differing metabolic
activities and reveals heterogeneous uptake
patterns in neurons, mouse
brain tissues and tumor tissues
with clear cell - to - cell variations.
«It is designed to record patient's specific
brain activity and recognize
patterns that are associated
with seizures,» said Kristen Riley, M.D., associate professor in the Department of Neurosurgery.
«If the
brain's neural -
activity patterns are in overdrive, as is often the case for people
with addiction or OCD, could we create a computer program that can help to retrain their
brains and downshift this
activity?»
The team also checked the fMRI readings to determine whether any other
brain regions had a similar
pattern of
activity, which would indicate that the
brain networks were communicating
with one another.
Meaningful progress in cognitive neuroscience depends on mapping
patterns of
brain activity, which are constantly and rapidly changing
with every experience we have.
Michael Greicius at Stanford University in California and colleagues used functional magnetic resonance imaging (fMRI) to identify
patterns of
brain activity associated
with different mental states.
Analysing the scans, the team found that specific
patterns of
brain activity associated
with the satellites were replayed during rest.
Nearly - confident voices seem to be given additional consideration
with an extra
pattern of
brain activity occurring at about 330 milliseconds.
McLean Hospital neuroscientists have found that even a brief episode of immune system activation within days of birth can cause persistent changes in sleep
patterns concurrent
with increases in epilepsy - like
brain activity — a combination of symptoms common in autism spectrum disorder (ASD) and other developmental conditions.
In addition, during sleep the
brain - wave
patterns of dogs are similar to people's, and they exhibit the same stages of electrical
activity that are observed in humans — all of which is consistent
with the idea that dogs are dreaming.
Patterns of
brain activity in 6 - month - old babies accurately predict which of them will be diagnosed
with autism at age 2.
They speculate that the correlation could have something to do
with the
patterns of neural
activity surrounding the amygdala, the seat of fear in the
brain.
Answering this question requires classifying neuronal
activity patterns recorded from the
brain, based on a number of statistical, dynamical and anatomical features and correlating them
with observable behaviours, such as the presence or absence of rapid eye movements.
Children
with the lowest scores on the social cognition tests showed atypical responses to the unknown words — no response at all, for example, or
activity in a different part of the
brain, while those
with the higher scores showed a more typical
pattern of
brain activation in the left hemisphere, the authors report online today in PLOS ONE.
«But during the navigational memory task, certain parts of the
brains of subjects
with concussion showed altered activation
patterns, either diminished or increased
activity.
Epilepsy researchers around the world have been working for decades to identify
patterns of electrical
activity in the
brain that signal an oncoming seizure, but
with limited success.
With the help of electroencephalography (EEG), scientists already discovered years ago that
activity patterns in the
brain precede movement.
«Rapid eye movements in sleep reset dream «snapshots»: Researchers find eye movements during REM sleep reflect
brain activity patterns associated
with new images.»
The results in his thesis show that improved motor timing of both female elite level soccer players and experienced male golfers leads to improved outcome accuracy,
with associated changes in motor performance, as well as in the
brain's
activity patterns related to these performances.
«We can explore how certain experiences line up
with certain
patterns of
brain activity.
We know certain
patterns of
brain activity are associated
with certain psychiatric disorders.»
However, neural
activity patterns associated
with working memory are distributed across many
brain regions.
Calcium imaging also showed that the neurons in the organoid were not firing sparsely,
with isolated
activity, as in cultured
brain organoids, but in synchronized
patterns, suggesting an active neuronal network was developing.
Researchers increasingly believe that many such conditions are closely associated
with disruptions in
brain activity patterns.
McLean Hospital neuroscientists have found that even a brief episode of immune system activation within days of birth can cause persistent changes in sleep
patterns concurrent
with increases in epilepsy - like
brain activity — a combination of symptoms...
Interestingly, these neural -
activity patterns appeared somewhat distinct from those that usually appear when
brain - scan subjects complete tasks associated
with emotions like empathy or thinking about other peopleâ $ ™ s points of view, which is consistent
with the idea that gratitude is a unique emotion.
These studies indicate a
pattern of
brain organization in poor readers that differs from that seen in nonimpaired readers,
with less
activity in regions of the left hemisphere that are associated
with proficient reading.
Using a technology called functional Near - InfraRed Spectroscopy (fNIRS), which uses infrared light to track changes in blood oxygen in different parts of the
brain to provide a measure of what
brain regions are becoming more activated (consuming more oxygen) during certain tasks, the investigation will compare the
brain patterns of children
with ASD and typical children who have similar imitation scores and eyetracking
patterns, to determine whether children
with ASD process the same imitation tasks differently from typically developing children, at the level of their
brain activity.
Neuroscience professors at the University of Minnesota used MEG to evaluate
brain activity patterns in over 70 vets
with post traumatic stress disorder and 250 individuals that do not have the disorder.