In the weeks after birth a mother's interaction with her child leads to structural
changes in the brain which helps her respond to the needs of the infant.
Not exact matches
«The part of the
brain which regulates the sleep - wake cycle — the Suprachiasmatic Nucleus —
changes in puberty.
How this metamorphosis takes place; how a force existing as motion, heat, or light can become a mode of consciousness; how it is possible for aerial vibrations to generate the sensation we call sound, or for the forces liberated by chemical
changes in the
brain to give rise to emotion, — these are mysteries
which it is impossible to fathom.
The science behind food's effect on mood comes down to chemical and physiological
changes in our
brain structure
which can lead to altered behaviour.
When administrators, who are too trapped by love of money, either fail or refuse or have not the
brain to see this sea
change happening —
which is a cancer within it — the games future is
in mortal danger.
Noting that
in most states football teams typically switch from limited contact levels during the preseason to two practices a day, at least one of
which includes contact, they expressed concern that, based on their findings, «the
brain may not be able to adjust quickly to this
change, leaving players at increased risk for injury» at the beginning of the football season.
Perhaps most concerning, four of the Purdue studies found that damage to the
brain from RHI persisted after the football season was over, as did a 2014 study by Bazarian and his URMC colleagues, [23]
which found
changes in brain white matter
in a small group of college football players
which persisted six months after the season was over.
And, unlike the 4 month sleep regression,
which occurred because your baby was fundamentally
changing how she slept, this sleep regression is caused by a huge leap
in your baby's
brain development.
If oxytocin levels are too low, stress results
in elevated levels of cortisol,
which can cause
changes in brain structure
in response to stress that can lead to symptoms such as high blood pressure.
The body's ability to produce oxytocin, prolactin, and benzodiazepines, all of
which contribute to reducing anxiety and aggression and increasing social bonding, can be affected by
changes in the
brain.
He's probably best known for The Shallows, a 2011 Pulitzer finalist,
in which he discussed how access to an infinitely broad but infinitely shallow information landscape has
changed our
brains.
A second study, «Arteriolosclerosis that affects multiple
brain regions,» appears in a recent issue of the journal Brain, and looks at small blood vessels in patients with HS - Aging and describes a specific change, called «arteriolosclerosis,» which is present in patients with HS - A
brain regions,» appears
in a recent issue of the journal
Brain, and looks at small blood vessels in patients with HS - Aging and describes a specific change, called «arteriolosclerosis,» which is present in patients with HS - A
Brain, and looks at small blood vessels
in patients with HS - Aging and describes a specific
change, called «arteriolosclerosis,»
which is present
in patients with HS - Aging.
«It's a period
in human development
in which brain circuits
change and reorganize and. . .
However, he's quick to point out that that wiring isn't set
in stone, thanks to neuroplasticity — our
brain's ability to
change and shape neural pathways over time,
which leads to new memories, skills and habits.
The treatment group showed notable
changes in the ability to identify and remember faces,
which was corroborated by
changes in brain patterns that arise when study participants saw a familiar face.
In this study, researchers from the UCLA School of Nursing used the Valsalva maneuver — during
which participants breathe hard out through a very small tube to raise blood pressure — to measure
brain activity as it controls the blood pressure
change.
While Schwartz believes
in evolution, he says that the mechanism of neuroplasticity,
which changes the shape of our
brains, has likely shaped human evolution, too.
Prion diseases seem to start with
changes in the shape of the prion protein found
in mammalian
brains,
which, mysteriously, prompt other identical prions to
change shape too.
Changes in levels of a
brain chemical called serotonin,
which underlies depression
in people, may have help coordinated these transformations, they report.
Specializing
in research on modafinil, Minzenberg has captured the drug
in action through functional MRI (fMRI) scans,
which map
brain activity through
changes in blood flow and oxygenation as subjects engage
in particular mental processes.
And drugs with similar fingerprints tended to tweak the same molecular pathways,
which suggests zebrafish behaviour is a good indicator for how a drug will
change chemistry
in the human
brain.
Arguably the most convenient and least invasive way of doing that is through functional magnetic resonance imaging, or fMRI — a technique that measures
changes in blood flow and blood oxygen levels
in the
brain, thereby showing
which parts of the
brain are activated when people perform various tasks.
In drug addiction — my field — rodents will self - administer and addict themselves to the same drugs that humans self - administer and addict themselves to, which makes it possible to identify the neural circuits in the brain, and the molecular changes within those circuits caused by drug exposure, that underlie states of addictio
In drug addiction — my field — rodents will self - administer and addict themselves to the same drugs that humans self - administer and addict themselves to,
which makes it possible to identify the neural circuits
in the brain, and the molecular changes within those circuits caused by drug exposure, that underlie states of addictio
in the
brain, and the molecular
changes within those circuits caused by drug exposure, that underlie states of addiction.
Although the researchers do not yet know how disruptions
in TOP3B affect
brain development, they say the most likely explanation is that it
changes the shape of the RNA, and thereby disturbs
which RNA molecules get copied into proteins.
The cognitive impairments —
which affected a large subset, but far from all, of the animals — appear to be linked to protein
changes in the
brain, the scientists say.
Changing brain chemistry Unlike with electroconvulsive, or electroshock, therapy, where patients must be unconscious and administered muscle relaxants
in order to prevent seizures, patients receiving rTMS (
which involves trains of pulses during each session, hence the «repetitive» modifier) remain conscious and seated
in outpatient settings.
Which is why it's mighty interesting when the size of some part of the
brain changes dramatically
in an adult.
The researchers used a technique called magnetoencephalography,
which detects the firing of neurons as
changes in the
brain's magnetic field, to monitor the responses of the auditory cortex to the tones.
Obesity is associated with a constant, low - level inflammation,
which Convit thinks explains the
change in brain size.
Using a functional MRI (fMRI) scanner,
which detects
changes in blood - flow patterns, the scientists monitored what was happening inside subjects»
brains.
Still, that has not stopped neuroscience from insinuating itself into classrooms worldwide
in the form of teacher - training programs, computer applications and curriculum
changes — not one of
which is based on actual knowledge for the simple reason that we lack even «fundamental principles» of how the
brain works, they write.
«We did not detect any clear
change in the long - term time trends
in the incidence of
brain tumors from 1998 to 2003
in any subgroup,» the researchers wrote
in the paper,
which was published online Thursday
in the Journal of the National Cancer Institute (JNCI).
The researchers also found increases
in gray matter volume
in regions that control leg movement and process sensory information from legs,
which may reflect
changes related to the
brain learning how to move
in microgravity.
This expansion may have involved a kind of snowball effect,
in which initial mutations caused
changes that were not only beneficial
in themselves but also allowed subsequent mutations that enhanced the
brain still further.
The
changes match those seen
in people with idiopathic intracranial hypertension, a rare condition
in which the pressure of blood and other fluids is abnormally high
in the
brain.
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.
«We can still see anatomical
changes in the
brain [
in the elderly],
which is very encouraging news for aging.
However, the Nottingham team —
which also includes researchers from the Institute of Mental Health — believe it is more likely that tics improve as a result of the
changes in brain structure and function that occur during adolescence.
Professor Aneta Stefanovska from Lancaster University, who has been studying the physics of biological oscillations for over 20 years, said: «Combining the technique to noninvasively record the fluctuation corresponding to cerebrospinal fluid and our sophisticated methods to analyse oscillations
which are not clock - like but rather vary
in time around their natural values, we have come to an interesting and non-invasive method that can be used to study aging and
changes due to various neurodegenerative
brain aging may begin earlier than expected.»
They used a somewhat bizarre technique
in which two mice were sutured together
in such as way that they shared a circulatory system (known as parabiosis), and found old mice joined to their youthful counterparts showed
changes in gene activity
in a
brain region called the hippocampus as well as increased neural connections and enhanced «synaptic plasticity» — a mechanism believed to underlie learning and memory
in which the strength of neural connections
change in response to experience.
Puberty begins when a part of the
brain called the hypothalamus begins pumping out gonadotropin - releasing hormone (GNRH)
which in turn prompts the gonads to develop and the body to
change.
It has long been known that Alzheimer's produces
changes in the
brain,
which can stimulate genes relating to conditions like stress and inflammation.
Seven patients went on to require neurosurgery,
which allowed the scientists to investigate
in detail
changes in the
brain brought on by CAR T cell treatment.
«Puberty is a phase
in which the
brain reward system undergoes major functional
changes,» said Spanagel.
This drug,
which is being called a sex pill for women or «Female Viagra»
changes the hormone balance
in the
brain and
in this way increases a woman's sexual desire, thus resulting
in more enjoyable sex.
For this research
brain activity is also being recorded using a technique called functional near infrared spectroscopy (fNIRS),
which uses light to measure
changes in blood concentration
in the prefrontal cortex, it is a non-invasive and highly portable technique meaning it can be easily interchanged between car and simulator.
According to the researchers, this is the first large - scale study employing epigenome - wide association (EWAS) studies —
which look at chromosomal make - up and
changes —
in relation to the
brain and Alzheimer's disease.
I'm keen to find out the precise sequence of
changes to OLs and myelin during learning and whether these
changes are needed more
in some parts of the
brain than others,
which might shed light on some of the mysteries still surrounding how the
brain adapts and learns throughout life.»
Scientists already employ fMRI,
which uses
changes in blood flow as a proxy for
brain activity, to scan the
brains of restrained monkeys, but Berns wanted to train dogs to willingly enter the machine and learn simple things, such as associating a hand signal with a reward of a hot dog, all the while staying still enough to collect interpretable
brain scans.
«When you match physiologic
changes in the
brain with behavioral impairment, you can start to understand the biological mechanisms of this disorder,
which may help improve diagnosis, and,
in time, treatment.»