New approach to imaging separates thought from perception
...sterior parietal cortex.This region specializes in spatial perception and eye movements. "These andother data indicate that the posterior parietal cortex plays a major role infunneling our expectations into the visual cortex and influencing perception,"Corbetta says. "This conclusion is surprising because ex...Diabetes therapy may impair memory function in children
... slight decline in performance on a testto measure spatial memory function. The research was supported in par...with diabetes to learn both whether the effects on spatial declarativememory will be detectable in that larger group and whether certain effects mightcorrespon...New research method reveals high-density information storage in the brain
...ormation can be stored in the brain with very high spatial density on thesurface of every single neuron (Scie... of selected target points onsingle neurons with a spatial precision of 10 m m. A solution was added to the brain slices which contained neurotransmitter in as...Scientists can now see sense of smell
... closelyrelated odorants could be distinguished by spatial mapping, or whether there wassome timing of neuronal firing involved. However, we have found that we coulddistinguish odorants just on the basis of the pattern of activated glomeruli,"Katz said. Katz believes the olfactory visualization syste......ndreds of papers have linked theta oscillations to spatial learning in ratsand other animals; our study is th...ersecond, the theta wave, seems to be important in spatial learning. In epilepsy's four million American sufferers, brain waves turn into miniatureelectrical ...3-D magnetic resonance imaging safer way to diagnose heart disease
...d MRA approach to enhancethe MRA image quality and spatial resolution to provide detailed images of theblood vessels. With the new MRA technique, two sets of images are acquired: one for the bloodvessels on the left side of the heart and one for the right side, with each setof images taking 10 to 15 minute...Using spatial illusion to learn how the brain processes sound
... could bea model for brain processes that underlie spatial perception reported by humansexposed to the same sounds." If future research confirms that neurons in human brains respond in the same wayas those in the brains of cats, Xu added, it will have immediate applicationsfor the development of new implanta......omen excel on verbal tasks, while men do better on spatial tasks. Inthe current study, these task-specific di...rrelated with betterperformance on both verbal and spatial intelligence tasks, the highest levels ofspatial task performance required greater amounts of white ...New U-M Analysis Of Brain At Work
...rganized,providing strong evidence that verbal and spatial memories are processed indifferent hemispheres. Th...that includes both thetemporary storage of verbal, spatial and object information, and various"executive processes" for using that information. Among the proc..."TRAMAH" Model Seeks To Improve Emergency Response Paper Uses Maryland As Test Region
... in better locating their resources withrespect to spatial needs and response times. It employs linear programming, atechnique commonly used in operations research, to simulate differentpositioning combinations of trauma centers and helicopters. Trauma systems are designed to offer much-needed medical treatm......r solicited input from partners in solving asimple spatial puzzle. The same-sex, puzzle-solving pairs, each with one memberof the placebo group and one from the anti-depressant group, were videotapedfrom behind a one-way mirror. The researchers determined that degree ofcooperativeness in puzzle-solving cor...Testosterone May Affect Learning Skills; May Be Put In Tablet Form
...ceiving testosterone, they had improved visual and spatial skills and a better "mental grasp of objects" -- fitting building blocks into the correct spaces, identifying pictures and remembering shapes, patterns and locations, the results showed. When not receiving testosterone, the men showed improved verbal...