perceptual

15 Percent of U.S. Teens Think They'll Die Young

... for Adolescent Health Promotion and Disease Prevention at the Bloomberg School of Public Health at Johns Hopkins University, said that addressing the perceptual problems highlighted in the study requires both one-on-one counseling and a recognition of those larger societal issues that could be driving adolesce...

Standard IQ Test May Undervalue People With Autism

... groups performed Raven's Standard Progressive Matrices (RSPM) test with equal accuracy, the autistic group responded more quickly and appeared to use perceptual regions of the brain to accelerate problem solving," said Isabelle Soulieres, a post-doctoral fellow at Harvard University and the study's lead author...

Putting a name to a face may be key to brain's facial expertise

...e objects based on shared structure. Each group became better than the other at the task on which it was trained, illustrating that different kinds of perceptual expertise can develop for the same objects. But, only the group that learned to individuate Ziggerins later processed novel Ziggerins holistically, li...

Study finds autistics better at problem-solving

...ual accuracy, the autistic group responded more quickly and appeared to use perceptual regions of the brain to accelerate problem-solving," says lead author Isabe...howed that autistics have efficient reasoning abilities that build on their perceptual strengths. "This study builds on our previous findings and should help ...

People who wear rose-colored glasses see more, University of Toronto study shows

... A University of Toronto study provides the first direct evidence that our mood literally changes the way our visual system filters our perceptual experience suggesting that seeing the world through rose-coloured glasses is more biological reality than metaphor. "Good and bad moods literally c...

'Curve ball' wins international illusion contest

... They listen to their experience, not their visual system." Martinez-Conde and Macknik have a bold and unusual scientific approach to understanding perceptual puzzles and recently have been working with several well-known Las Vegas magicians to help advance science's understanding of the relationship between...

Occupational Therapists Use Sensory Integration to Help Autistic Children Find Fitting Social Behaviors

...behavior characterize autism: disturbances in social interaction, deficits in communication, behavioral abnormalities, and disturbances of sensory and perceptual processing. Of these, the inability to communicate is key. Children with ASD learn to talk later, don't learn to talk at all or sometimes lose the abi...

Optical illusions: Variety makes us perceive smaller quantities

...s to have more items when they are all identical." After demonstrating this perceptual effect in two studies with geometric shapes, the researchers moved on to fo... serve themselves, variety could lead people to eat more solely due to this perceptual influence." Understanding these visual tricks may help people get a hand...

Diabetes Linked to Cognitive Problems

... differences across five different tests. There were no marked differences on tests of episodic and semantic memory, verbal fluency, reaction time and perceptual speed. The differences existed no matter what the age of the participants, a pattern that suggests that diabetes-linked cognitive deficits appear e...

Adult-onset diabetes slows mental functioning in several ways, with deficits appearing early

... trends across five different tests. There were no significant differences on tests of episodic and semantic memory, verbal fluency, reaction time and perceptual speed. When researchers divided participants into young-old and old-old, with age 70 as the cutoff, they found the same pattern of cognitive diffe...

perceptual in Medical Technology

Scottsdale Facility to Be First in U.S. to Showcase True REST Technology

...Sensory Isolation. The use of sensory restriction as an intervention that alters human consciousness actually began in 1951 at the McGill University perceptual Isolation Laboratory. Flotation REST involves floating on top of a pool of saltwater - 10 inches of water and 800 pounds of Epsom salt - in a sp...

Study Confirms Effectiveness of Innovative Prism Glasses For Hemianopia Patients

...ange in visual direction produced by the peripheral prism glasses, which means that no patient had remapped his or her brain to automatically make the perceptual adjustment. Based on these results, Dr. Peli and his team plan to conduct future research that will examine the best way to train patients to rep...

Tone Deafness Explained, from the Harvard Health Letter

...e technical term for tone deafness. Tests have shown that some people with bad singing voices hear music just fine. Amusics are a smaller group with a perceptual problem: They can't pick out differences in pitch or follow the simplest tunes, reports the September 2007 issue of the Harvard Health Letter. Brain ...

perceptual in Medical Definition

Medicine

... is the branch of medicine concerned with the bio-psycho-social study of the etiology , diagnosis , treatment and prevention of cognitive , perceptual , emotional and behavioral disorders. Related non-medical fields include psychotherapy and clinical psychology . Radiation therapy is con...

perceptual in Medical Dictionary

Consciousness

...ic than spacetime, ... He provocatively proposes that consciousness is an irreducible feature of ... The contents of consciousness include the perceptual world; inner speech and ... Modern philosophers typically discuss consciousness from a subjective perspective. ... Buy Consciousness for $5.09...

perceptual in Biological News

Using brain scans, researchers find evidence for a two-stage model of human perceptual learning

Using advanced brain imaging techniques, researchers at Georgetown University Medical Center have watched how humans use both lower and higher brain processes to learn novel tasks, an advance they say may help speed up the teaching of new skills as well as offer strategies to retrain people with pe...

MIT: How you feel the world impacts how you see it

...to explore this brain region in future studies to determine whether it contributes to these cross-modal motion aftereffects. "Neuroscientists study perceptual illusions because they help reveal how the brain gives rise to conscious experience," Moore said. "We don't experience the world through isolated sens...

Clarke clarifies pattern recognition theory

...ies and analyses information unconsciously. Since this necessarily involves perceptual subjectivity, the same stimulus may lead to the recognition of completely d...pe as the source of all humour. This has been impossible since thematic and perceptual issues relating to different media or formats of humour get in the way unti...

UK researcher identifies just 8 patterns as the cause of all humor

...egarding Clarke's Pattern Recognition Theory Of Humour, which posits the fundamental role humour has played in the development of the intellectual and perceptual capacities of the species. The theory is based on extensive observation and analysis. "While countless thousands of instances were informally cons...

Musicians have biological advantage in identifying emotion in sound

...l their senses to practice and perform a musical piece, were found to have "finely tuned" auditory systems. This fine-tuning appears to lend broad perceptual advantages to musicians. "Previous research has indicated that musicians demonstrate greater sensitivity to the nuances of emotion in speech," says As...

Singapore-US scientists first to develop revolutionary microchip that uses 30 times less energy

... will include next generation electronics, based on principles drawn from the mathematics of probability as it relates to areas such as risk analysis, perceptual neurobiology, nanoscale devices and computing with applications to exciting domains such as graphics and multimedia, education and global health," say...

Gardening gives older adults benefits like hand strength and self-esteem

...News coverage included an article in the Los Angeles Times, http://tinyurl.com/a7ub4q The trio of researchers also published a study in the journal perceptual and Motor Skills of the physical impact of individual gardening tasks. They found that a task like raking, which uses the whole body, had the most exe...

Gardening gives older adults benefits like hand strength and self esteem

...News coverage included an article in the Los Angeles Times, http://tinyurl.com/a7ub4q The trio of researchers also published a study in the journal perceptual and Motor Skills of the physical impact of individual gardening tasks. They found that a task like raking, which uses the whole body, had the most exe...

Feeling your words: Hearing with your face

... downward stretch, words sounded more like "had." A backward stretch had no perceptual effect. And, timing of the skin stretch was critical perceptual changes were only observed when the stretch was similar to what occurs duri...

The 156th Acoustical Society of America Meeting, Nov. 10-14, Miami, Fla.

...r reports the first formal investigation of a striking illusion: A spoken phrase is made to be heard convincingly as sung rather than spoken, and this perceptual transformation occurs without altering the signal in any way, or adding any musical context, but simply by repeating the phrase several times over." ...

perceptual in Biological Technology

Islands in the Clickstream: Digital Religion

...to those who care nothing for religion or spirituality because the cosmic mythology of a culture or civilization determines its values, behaviors, and perceptual lenses. How we think about the universe and our place in it determines our possibilities for action, and that in turn is determined by the structure o...

Islands in the Clickstream: A Vision of Possibilities

...e will still be a ghost. Three domains that currently converge in a way that radically redefines our possibilities are The transformation of our perceptual field by virtue of our interaction with technologies of information and communication; The redefinition of what it means to inhabit a "human space"...

perceptual in Biological Dictionary

Cortex

... The cerebral cortex is a structure within the brain that plays a key role in memory, attention, perceptual awareness, thought, language, and consciousness. It constitutes the outermost layer of the cerebrum. In preserved... Look up cortex in Wiktiona...

Cerebrum

...rvous system. "Telencephalon" refers... The cerebral cortex is a structure within the brain that plays a key role in memory, attention, perceptual awareness, thought, language, and consciousness. It constitutes the outermost layer of the cerebrum . In preserved... Brief and Straightforward Gu...