News tagged with frontal lobe
'Explorers,' who embrace the uncertainty of choices, use specific part of cortex
Life shrouds most choices in mystery. Some people inch toward a comfortable enough spot and stick close to that rewarding status quo. Out to dinner, they order the usual. Others consider their options systematically ...
Medicine & Health / Neuroscience
Feb 08, 2012 |
4.4 / 5 (5) |
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Brains of addicts are inherently abnormal: study (Update)
(Medical Xpress) -- Researchers funded by the Medical Research Council (MRC) at the University of Cambridge have identified a brain abnormality which is found in drug-dependent individuals as well as their ...
Medicine & Health / Neuroscience
Feb 02, 2012 |
4.8 / 5 (8) |
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Schizophrenia diagnosis associated with progressive brain changes among adolescents
Adolescents diagnosed with schizophrenia and other psychoses appear to show greater decreases in gray matter volume and increases in cerebrospinal fluid in the frontal lobe compared to healthy adolescents without a diagnosis ...
Medicine & Health / Psychology & Psychiatry
Jan 02, 2012 |
4 / 5 (4) |
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Finger tapping shows that alcoholics may recruit other brain regions for simple tasks
Chronic drinking is associated with neurocognitive deficits due to neuropathological changes in the structure, metabolism, and function of the brain. One of the consequences of neuropathological brain abnormalities in the ...
Medicine & Health / Neuroscience
Nov 15, 2011 |
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What you want vs. how you get it: New neuroconomics study
New research reveals how we make decisions. Birds choosing between berry bushes and investors trading stocks are faced with the same fundamental challenge - making optimal choices in an environment featuring varying costs ...
Medicine & Health / Neuroscience
Oct 21, 2011 |
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Hysterectomy is associated with increased levels of iron in the brain
The human body has a love-hate relationship with iron. Just the right amount is needed for proper cell function, yet too much is associated with brain diseases like Alzheimer's and Parkinson's.
Medicine & Health / Neuroscience
Oct 04, 2011 |
2.5 / 5 (2) |
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Shrinking brain could aid diagnosis of clinical depression
(Medical Xpress) -- Parts of the brain appear to shrink when people suffer from severe depression, according to research funded by the Wellcome Trust and the National Institute for Health Research.
Medicine & Health / Psychology & Psychiatry
Jul 05, 2011 |
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Abnormal brain structure linked to chronic cocaine abuse
Researchers at the University of Cambridge have identified abnormal brain structures in the frontal lobe of cocaine users' brains which are linked to their compulsive cocaine-using behaviour. Their findings were published ...
Medicine & Health / Neuroscience
Jun 21, 2011 |
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Look before you leap: Teens still learning to plan ahead
Although most teens have the knowledge and reasoning ability to make decisions as rationally as adults, their tendency to make much riskier choices suggests that they still lack some key component of wise decision making. ...
Medicine & Health / Psychology & Psychiatry
Jun 17, 2011 |
3.5 / 5 (2) |
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Australopithecus Sediba could be direct ancestor of Homo
(PhysOrg.com) -- Last year Lee Berger from the University of the Witwatersrand and his team discovered the skeletal remains of two specimens they determined to be a new species of human called Australopithecus se ...
Other Sciences / Archaeology & Fossils
Apr 20, 2011 |
4.7 / 5 (11) |
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Autism study reveals how genetic changes rewire the brain
Many gene variants have been linked to autism, but how do these subtle changes alter the brain, and ultimately, behavior?
Nov 03, 2010 |
3 / 5 (3) |
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Good conversation results in a 'mind meld'
(PhysOrg.com) -- Researchers studying human conversation have discovered the brains of listeners and speakers become synchronized, and this "neural coupling" makes for effective communication. In essence, ...
Medicine & Health / Neuroscience
Jul 27, 2010 |
4.8 / 5 (22) |
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Monkeys like TV too, brain scan study finds
Humans are not the only primates that enjoy watching TV -- this was the discovery of a research team that monitored a monkey's brain activity while it watched TV and confirmed the animal was enjoying itself.
Jun 18, 2010 |
4 / 5 (1) |
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What happens when we get angry?
When we get angry, the heart rate, arterial tension and testosterone production increases, cortisol (the stress hormone) decreases, and the left hemisphere of the brain becomes more stimulated. This is indicated ...
Medicine & Health / Psychology & Psychiatry
May 31, 2010 |
5 / 5 (8) |
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An underlying cause for psychopathic behavior?
Psychopaths are known to be characterized by callousness, diminished capacity for remorse, and lack of empathy. However, the exact cause of these personality traits is an area of scientific debate. The results of a new study, ...
Medicine & Health / Psychology & Psychiatry
Apr 27, 2010 |
3.4 / 5 (7) |
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