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News tagged with fmri

New imaging techniques used to help patients suffering from epilepsy

New techniques in imaging of brain activity developed by Jean Gotman, from McGill University's Montreal Neurological Institute, and his colleagues lead to improved treatment of patients suffering from epilepsy. The combination ...

Neuroscience created 22 hours ago | popularity not rated yet | comments 0

Study shows that insomnia may cause dysfunction in emotional brain circuitry

A new study provides neurobiological evidence for dysfunction in the neural circuitry underlying emotion regulation in people with insomnia, which may have implications for the risk relationship between insomnia and depression.

Health created May 22, 2013 | popularity not rated yet | comments 0

Addiction as a disorder of decision-making

New research shows that craving drugs such as nicotine can be visualized in specific regions of the brain that are implicated in determining the value of actions, in planning actions and in motivation. Dr. Alain Dagher, from ...

Neuroscience created May 22, 2013 | popularity 5 / 5 (1) | comments 0

Research determines how the brain computes tool use

(Medical Xpress)—With a goal of helping patients with spinal cord injuries, Jason Gallivan and a team of researchers at Queen's University's Department of Psychology and Centre for Neuroscience Studies are probing deep ...

Neuroscience created May 08, 2013 | popularity not rated yet | comments 0

Shift of language function to right hemisphere impedes post-stroke aphasia recovery

In a study designed to differentiate why some stroke patients recover from aphasia and others do not, investigators have found that a compensatory reorganization of language function to right hemispheric brain regions bodes ...

Neuroscience created Apr 04, 2013 | popularity not rated yet | comments 0

Brain-mapping increases understanding of alcohol's effects on first-year college students

(Medical Xpress)—A research team that includes several Penn State scientists has completed a first-of-its-kind longitudinal pilot study aimed at better understanding how the neural processes that underlie responses to alcohol-related ...

Addiction created Mar 19, 2013 | popularity not rated yet | comments 0

Difficulty in recognizing faces in autism linked to performance in a group of neurons

Neuroscientists at Georgetown University Medical Center (GUMC) have discovered a brain anomaly that explains why some people diagnosed with autism cannot easily recognize faces—a deficit linked to the impairments in social ...

Neuroscience created Mar 18, 2013 | popularity 3 / 5 (1) | comments 0 | with audio podcast

Mental picture of others can be seen using fMRI, new study finds

It is possible to tell who a person is thinking about by analyzing images of his or her brain. Our mental models of people produce unique patterns of brain activation, which can be detected using advanced imaging techniques ...

Neuroscience created Mar 05, 2013 | popularity 5 / 5 (3) | comments 1 | with audio podcast

Brains of fetuses 'build a bridge' between regions, images show

(HealthDay)—Using real-time images of brain connections developing in late-stage fetuses, scientists say they've been able for the first time to compare the order and strength of these connections.

Neuroscience created Feb 20, 2013 | popularity not rated yet | comments 0 | with audio podcast

Learn to be more understanding by watching The Bachelor (this season, anyway)

A new USC study finds evidence suggesting that the brain works hard to understand those who have different bodies when watching them in action.

Neuroscience created Jan 23, 2013 | popularity not rated yet | comments 0

Understanding personality for decision-making, longevity, and mental health

Extraversion does not just explain differences between how people act at social events. How extraverted you are may influence how the brain makes choices – specifically whether you choose an immediate or delayed reward, ...

Psychology & Psychiatry created Jan 17, 2013 | popularity 5 / 5 (3) | comments 0

Brain cells activated, reactivated in learning and memory

(Medical Xpress)—Memories are made of this, the song says. Now neuroscientists have for the first time shown individual mouse brain cells being switched on during learning and later reactivated during memory recall. The ...

Neuroscience created Dec 13, 2012 | popularity 3.4 / 5 (5) | comments 0 | with audio podcast

Doctors communicate with man assumed to be in vegetative state using fMRI

(Medical Xpress)—Doctors in Canada claim they have opened a communication channel, using fMRI, with a man assumed to be in a vegetative state for over twelve years. By asking the patient to envision two ...

Neuroscience created Nov 14, 2012 | popularity 4.7 / 5 (17) | comments 7 | with audio podcast weblog

In a noisy environment, lip-reading can help us to better understand the person we are speaking to

(Medical Xpress)—In a noisy environment, lip-reading can aid understanding of a conversation. Researchers at the Max Planck Institute for Human Cognitive and Brain Sciences who have been investigating this ...

Neuroscience created Nov 13, 2012 | popularity not rated yet | comments 0 | with audio podcast

Study links hippocampus with unconscious bias

(Medical Xpress)—A new US study into brain function has found links between preferences and the regions of the brain involved in connecting new memories to old ones. The associations formed provide shortcuts ...

Neuroscience created Oct 12, 2012 | popularity 5 / 5 (1) | comments 0 | with audio podcast report

Functional magnetic resonance imaging

Functional MRI or functional Magnetic Resonance Imaging (fMRI) is a type of specialized MRI scan. It measures the haemodynamic response related to neural activity in the brain or spinal cord of humans or other animals. It is one of the most recently developed forms of neuroimaging. Since the early 1990s, fMRI has come to dominate the brain mapping field due to its low invasiveness, lack of radiation exposure, and relatively wide availability.

For more information about Functional magnetic resonance imaging, read the full article at Wikipedia.
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