It's caused by multiple factors acting in
different areas of the brain at the same time.
Not exact matches
Areas of the
brain develop
at different rates.
Zaira Cattaneo
at the University
of Milano - Bicocca in Italy and colleagues used transcranial magnetic stimulation to block
areas of the
brain while 16 volunteers without the condition identified whether two images
of a face were the same or
different.
Kandel: It's a pedantic point and that is the biology
of the mind suggests that there is a limited set
of functions that's localized
at a particular point in the
brain; while mind refers to the whole family
of mental processes, every thought that you have, every feeling that you express, every dream that you aspire to, and it works on the assumption that these are going to be localized in a variety
of each one
of these functions, it's going to be localized in a variety
of different areas in the
brain.
Ione Fine, a neuroscientist
at the University
of Washington, Seattle, who studies
brain changes and did not work on the project, says Amedi's work is the best evidence yet for functional constancy — the idea that
areas of the
brain do the same job even with
different kinds
of input.
Brain scans created using functional MRI consist
of a series
of images in which
different areas light up with varying intensity
at different times.
Using MRIs, researchers
at Washington University School
of Medicine in St. Louis have identified
areas in the
brains of children with Tourette's syndrome that appear markedly
different from the same
areas in the
brains of children who don't have the neuropsychiatric disorder.
For the new study, researchers looked
at the
brain's structural connectome, a map
of white matter tracts that carry signals between
different areas of the
brain.
Researchers
at the Okinawa Institute
of Science and Technology Graduate University (OIST) have developed a method to recreate connections between neurons from two
different brain areas in a dish.
«We have long wondered how the cerebral cortex can process and integrate separate information lines coming in from
different brain structures, or from other
areas of the cortex, and how it sorts out what information is relevant
at any given moment,» says senior study investigator Bernardo Rudy, MD, PhD.
In a new finding with implications to human learning, memory, and speech acquisition, researchers
at the University
of Chicago Medical Center have correlated the simple notes and more complex passages
of a bird's song to activity in
different areas of the
brain.
Studying how animals plan over these
different timescales has been challenging, in large part because it requires many
brain areas operating
at once, and neuroscientists have lacked the tools to observe neural activity over broad swaths
of the
brain.
The present study revealed a consistent subcellular segregation
of immunoreactive sites detected by Aβ - specific antibodies and pab27576 within neurons
of different brain areas,
at pre - and post-plaque stages
of the amyloid pathology.
Right now we can record from about 100
different electrodes
at a time, which is enough to get a sense
of what one part
of one
brain area is doing, but not to study a circuit as a whole.
These
different areas form, I believe, building - blocks that contribute to our understanding
of how our remarkable nervous system makes us do all the things we enjoy - and sometimes those that we would prefer not to - and occasionally make wise decisions... something that our
brains, however, could be better
at [and where there is] room for further biological evolution.
Research is beginning to show the connection In a 2005 study, researchers
at Stanford University in Palo Alto, Calif., used functional magnetic resonance imaging (fMRI), which measures activity in
different areas of the
brain, to see whether subjects could learn to control a
brain region involved in pain and whether that could be a tool for altering their pain perception.
The constant activity
of the
brain is observed as brainwaves that oscillate
at different frequencies in
different brain areas which keep a steady «beat».