When levels fall, low hormone levels are
detected by the brain and the cycle repeats.
In general, these interfaces rely on the user's ability to learn how to self - induce particular mental states that can be
detected by brain - scanning technologies.
Not exact matches
fMRI (Functional Magnetic Resonance Imaging) «is a functional neuroimaging procedure using MRI technology that measures
brain activity
by detecting changes associated with blood flow,» according to Wikipedia.
No philosopher not thoroughly imbued in process thought will ever believe the process claim that a prolonged series of conscious
brain - sized occasions exists but that it could never be
detected by perception or instruments.
b We may accept that the human
brain reached the limit of its development at the stage which anthropologists call Homo sapiens; or at least, if it has continued to develop since then, that the change can not be
detected by our present methods of observation.
She said her «now 5 yr old daughter suffered from gluten ataxia from 3.5 yrs until 4.5 yrs — lost much of her hair, lost language / social skills, had serious balance issues, lethargy, severe bone / muscle pain, and finally inflammation in her
brain (
detected by MRI).»
I worry that lost amidst the hoopla about the new CTE study is the fact that not every football player whose
brain was donated to the CTE Center for pathological scrutiny was found to have the disease, and, that it was not
detected in either the
brains donated
by the families of football players who died before they got to high school, and in only three of fourteen of high school players (and, in those, the disease had not progressed beyond the «mild» stage).
Because they can
detect subtle signs of cognitive impairment indicating that an athlete's
brain has not fully healed, even where the athlete claims his symptoms have cleared, the tests are designed to help to protect young athletes against the risk of suffering a second concussion
by returning too soon, which can lead to short - and long - term cognitive problems, and catastrophic injury or even death from second impact syndrome.
A former Army bomb disposal officer and business development executive, Crossman has been instrumental in the development of numerous life - saving technologies, including the bomb suit featured in the Oscar - winning movie, The Hurt Locker, Advanced Combat Helmet impact pads, roadside bomb jammers used
by the United States Marine Corp, and, most recently, helmet impact sensors used
by U.S. Army and USMC to help
detect traumatic
brain injury (TBI) in deployed soldiers and Marines.
This practice is used
by doctors to
detect complications like low oxygen and heart issues that can cause
brain damage, seizures and even death in babies.
«Unraveling how a
brain works, block
by high - tech block: Researchers modernizing cognitive skills testing to
detect deficits, problem - solving strategies and more.»
By analysing the patterns of brain activity when volunteers read or listened to sentences containing hard - to - detect semantic anomalies - words that fit the general context even though they do not actually make sense - the researchers found that when a volunteer was tricked by the semantic illusion, their brain had not even noticed the anomalous wor
By analysing the patterns of
brain activity when volunteers read or listened to sentences containing hard - to -
detect semantic anomalies - words that fit the general context even though they do not actually make sense - the researchers found that when a volunteer was tricked
by the semantic illusion, their brain had not even noticed the anomalous wor
by the semantic illusion, their
brain had not even noticed the anomalous word.
Researchers used MEG to compare the
brains of musicians and nonmusicians while the subjects tried to
detect small changes in pitch during short clips of classical piano music
by composers like Bach, Beethoven and Brahms.
Studies at autopsy of people who had dementia have
detected many of these so - called microvascular infarcts either
by themselves or along with the plaques and tangles more typical of Alzheimer's in the
brains of people with dementia.
We perceive sound after vibrations in the inner ear are
detected by «hair cells» and transmitted to the
brain as electrical signals.
The tools used
by the commercial industry to
detect our thoughts and
brain states are very different, and somewhat limited, compared with those used in the research lab.
Dr. Aron and colleagues based their study's conclusions on a neuroimaging study using functional magnetic resonance imaging (fMRI) scanning that measures
brain activity
by detecting changes in blood flow.
«
By finding a new way to
detect and track how Parkinson's affects the
brain, this study provides an important tool for assessing whether a drug might slow or stop those changes and keep symptoms from getting worse,» said NINDS Program Director Daofen Chen, Ph.D..
Functional MRI is an imaging procedure that
detects brain activity
by measuring blood flow.
Instead of the
brain computing a colour based on the numerical ratio of different colour amounts
detected by the photoreceptors, the photoreceptors respond in a particular pattern, which is then sent to the
brain.
Now, rather than focusing on the potential end results of lying, Temple University scientists Scott Faro and Feroze Mohamed are developing a way to
detect deception
by looking directly at people's
brain activity using MRI
brain scanners.
The sensors
detect how much infrared light is absorbed
by hemoglobin in the blood and therefore report where
brain activity is greatest (because that's where the blood goes).
This image of a chick's retina reveals the three basic stages of visual processing
by the circuit in the eye that
detects light and transforms it into signals the
brain can understand.
With the left or right parietal cortex numbed, the test subjects were less able to
detect objects placed in the visual field controlled
by the numb side of their
brain and did even worse still if there was also an object in the functioning half of the field.
The $ 299 headset's 14 strategically placed head sensors are at the ends of what look like stretched, plastic fingers that
detect patterns produced
by the
brain's electrical activity.
Over the past decade, her Western University colleague Adrian Owen has demonstrated that it is occasionally possible to
detect awareness in unresponsive individuals
by asking them to follow commands, such as to imagine playing tennis, while measuring their
brain activity in a functional magnetic resonance imaging (fMRI) machine.
He used functional magnetic resonance imaging (fMRI), a means of measuring
brain activity
by detecting blood flow changes inside the
brain, to measure differences in the strengths of communications between
brain regions.
Light intensity is
detected by special cells in the retina and this information is relayed to the internal body clock, located deep in a part of the
brain called the suprachiasmatic nucleus.
It was generally accepted that this was the limit of what could be
detected by fMRI — identification of a region in the
brain that had responded to a large stimulus, such as a continuous 30 second «blast» of bright light.
Thus,
by monitoring the activity of motion -
detecting neurons in animals and simultaneously exploring human motion perception using cunningly contrived displays such as a, b and c, scientists are starting to understand the mechanisms in your
brain that are specialized for seeing motion.
«What makes the results even more persuasive is the remarkable agreement between the cognitive function restoration and the changes in
brain functionality as
detected by the SPECT scans,» explained Prof. Ben - Jacob.
BREATHLESS Nerve endings in the lungs send signals — triggered
by force -
detecting proteins — to the
brain and spinal cord that help regulate breathing.
The team then used an fMRI scanner to
detect the
brain activity elicited
by images of the satellites.
UCLA mathematicians Tony Chan and Luminita Vese
detect anatomical
brain structures
by lassoing them with a loop, which then shrinks tightly around the structure using a level - set algorithm to capture its exact shape.
I am proposing a demanding criterion: that you be able to
detect abnormalities in patients beforehand
by such
brain - imaging techniques as functional MRI [which measures blood flow in the
brain], and then use imaging to see whether or not there is a change in those markers for the disease as the therapy progresses.
This was measured
by EEG (Electroencephalography) sensors on the back of the head, which
detected the
brain signals in the related
brain regions responsible for action planning.
Previously, users had to fully concentrate on one of three commands — turn left, turn right, or do nothing — creating specific
brain wave patterns
detected by an electrode - studded cap.
A recent study,
by Dunn and colleagues, showed promising results of the device's ability to
detect changes in
brain activity in adults with long - term symptoms post-concussion.
«Almost nothing is known» about the molecular and cellular mechanism
by which water is
detected in the mouth and throat, and the neural pathway
by which that signal is transmitted to the
brain, says Zachary Knight, a neuroscientist at the University of California, San Francisco.
I am sitting in a darkened, closet - size lab at Tufts University, my scalp covered
by a blue cloth cap studded with electrodes that
detect electric signals from my
brain.
When these photoreceptors
detect light, they send a signal to specialized neurons in the retina called retinal ganglion cells, or RGCs, which then transmit visual information to the
brain by firing electrical pulses along the optic nerve.
Efforts to
detect the whispers amid the cacophony are further complicated
by the improvisational dexterity of the
brain.
Such waves are reflected back through the
brain and then
detected by the device.
Humans
detect smells
by inhaling air that contains odor molecules, which then bind to receptors inside the nose, relaying messages to the
brain.
This revealed which parts of the
brain were most active
by detecting small increases in the blood flow to these
brain areas.
The device
detects and translates nerve signals sent
by the
brain to the vocal cords when we merely think about speaking a sound.
Brain imaging using radioactive dye can
detect early evidence of Alzheimer's disease that may predict future cognitive decline among adults with mild or no cognitive impairment, according to a 36 - month follow - up study led
by Duke Medicine.
When a patient is having a severe stroke, the
brain's fluids will change, producing an asymmetry in the radio waves
detected by the VIPS device.
Earlier this year, another team reported using a
brain machine interface to allow a quadriplegic to move his finger and arms, but that system directly activated arm muscles with
brain signals
detected by implanted electrodes, bypassing the damaged spinal cord.
By studying frogs, University of Utah researchers figured out how certain
brain cells compute the length of sounds and
detect short ones.