Tag: "frontal" at medical news
What Makes Tics Tick? Clues Found In Tourette Twins' Caudates
...ad of the caudate nucleus, along with areas in the frontal
and cingulate cortex. Thus, the new NIMH finding adds to evidence that the disorders are "overlapping neurobehavioral conditions," suggest the researchers. They speculate that the caudate nucleus may be related to the compulsive component of tics...
Routine Dental X-ray May Be A Valuable Tool In Stroke Prevention
...ssibility. A panoramic radiograph is a wide-angle frontal
X-ray taken during a patient's first visit to establish the initial condition of the teeth and surrounding bone and at periodic intervals thereafter as needed. The article prompted little follow-up outside of military veteran populations. The...
A Concentration Killer: Study Shows Brain Chemistry Defect Is Key To Attention
Deficit Hyperactivity Disorder In Adults
...ne of the dopamine-rich brainregions, the anterior frontal
cortex. This region underlies motor activity andcognitive processes, including attention. "A better understanding of thedeficit could lead to the development of treatments with a focused target ofaction," says Ernst. "Currently the treatments of ch...
Study Captures Images Of Memories Being Formed Within The Human Brain
...reased activity in specific structures in the left frontal
and temporal lobespredicted whether participants would accurately and confidently remember whethera particular word had been part of the test. The study also confirms that aperson seems to remember something better when he or she pays attention to it...
How Ritalin Enhances Memory: Clues Provided By Brain Scans of ADHD Patients Using The Drug
...kably similar,with the exception of the absence of frontal
activations in the ADHD group. "Medication decreased activation, particularly in the cerebellum and basalganglia while increasing activation in novel areas," reports first author JulieSchweitzer, Ph.D., of Emory, referring to the "inappropriate"...
Famous Faces Activate More Parts Of The Brain
... ladders. The words activated a region in the left frontal
lobe,whereas the unfamiliar faces activated a corr...ent test. The images showed that part of the right frontal
lobe becameactive when the subjects viewed unfamiliar faces, as in the previous study. Butfamous fac...
Differences In Brain Function Found For Attention Deficit Disorder
...ive material, a consensus developed that it is the frontal
striatalcircuitry of the brain that is what's not right with this disorder," Vaidyasaid. "That is why we imaged this part of the brain, and our study confirmedthat these structures are, indeed, important for ADD." Ritalin primarily, but not exclusiv...
Magnetic Surgery System Tested Successfully On First Patient
...31-year-old man, was diagnosedwith a tumor in the frontal
lobe of the brain. In all, five patients willpart...roval to conduct a second clinical trial involving frontal
lobe biopsies in alarger group of patients. After the second clinical trial, the company willseek F...
New U-M Analysis Of Brain At Work
...n theMarch 12 issue of Science, elucidates how the frontal
lobes are organized,providing strong evidence that... of dealing with conflicting information. "How the frontal
cortex is organized is a question of tremendous interest," saysSmith, the Arthur W. Melton Collegiat...
Brain Activity Differs In Introverts And Extroverts, UI Study Shows
...revealed that introverts have more activity in the frontal
lobesof the brain and anterior, or front, thalamus. These areas are activated when aperson's brain takes on internal processing such as remembering, problem solvingand planning. Extroverts exhibit more activity in the anterior cingulate gyrus,tempora...
People With Brain Injury To Frontal Lobe Don't Get Punch Lines -- Prefer Slapstick Humor!
...udy has found that people with damage to the right frontal
lobe of thebrain have trouble getting punch lines ...the world. The study is the first to show that the frontal
lobe plays a pre-eminent role inour ability to appreciate humor and have a good belly laugh. Previou...
NICHD-Funded Researchers Show Estrogen Effects On Brain After Menopause
...enshowed a pattern of increased activation in left frontal
brain regions duringregistration of the stimuli, and increased activation in right frontal
regionsduring retrieval of the stimuli. This pattern has been observed in youngercompared to older ...
False recall in older adults and Alzheimer's linked to attention, not memory, breakdown
...gAlzheimer's disease to physical breakdowns in the frontal
lobes, where much ofthe mind's strategic informati...egic information processing systems in the brain's frontal
lobe begin tobreak down. The loss of these strategic information processing skills, such asthe abili...
Walking markedly improves mental abilities of those over 60
...ve control processes are largely controlled by the frontal
andprefrontal regions of the brain, areas which show negative metabolic andmorphological changes during the normal aging process," Kramer said. "Cellsshrink and blood flow decreases. The benefits you get from walking are in thevarieties of cognitio...
New research on Tourette's syndrome
... which affect the circuits of the brain's premotor frontal
lobe andbasal ganglia-areas that control planning and decision making. Most people have the urge to say or do inappropriate things, but decidenot to, says Flanagan. But Tourette's sufferers lack the ability to suppressthese impulses. "It's pr...
UI study suggests variable effects of fetal alcohol syndrome on brain
...rpus callosum communicates information between the frontal
andparietal cortexes, the brain areas that participate in movement and touch and inexecutive functions such as initiating voluntary movements and otherhigher-order processing." Several behavioral studies on children with fetal alcohol syndrome show t...
Infants of depressed mothers show atypical brain activity
...mothers,infants of depressed mothers had less left frontal
electroencephalogram (EEG)activity relative to right frontal
EEG activity. "Our results suggest that maternal depression may alter frontal
brain activitywhich is...
UF researchers show magnetic stimulation may be a safe alternative to shock therapy
...it can be focused specifically on the brain's left frontal
lobe,where some researchers believe the abnormalities associated with depressionoriginate. Patients remain awake during the treatment, and none of those treated in the UFstudy developed significant side effects or memory loss. Triggs said the majort...
New approach to imaging separates thought from perception
...onkeyshave attributed this function to the brain's frontal
lobe." Scientists have separated expectation from performance in monkeys byrecording from individual neurons. But this approach can monitor only a smallpart of the brain at any time.At the meeting of the Society for Neuroscience, the research...
Consortium in place to advance coach safety
...ion for bus passengers and drivers in the event of frontal
and rollover accidents....
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