The constant activity of the brain is observed as brainwaves that oscillate at different frequencies in
different brain areas which keep a steady «beat».
Not exact matches
In addition to revealing the functions of
different areas within the prefrontal cortex, studies have also demonstrated the flexibility of the region,
which has helped experts optimize cognitive therapy techniques to enable patients with
brain damage to learn new skills and compensate for their impairments.
But doing your taxes won't help get an unwanted melody to go away,
which might suggest that the
brain areas that support musical recall are
different from the
brain areas that support other kinds of memory.
To determine
which areas of the
brain may contribute most to a patient's seizures, surgeons typically examine electroencephalograms (EEGs),
which reveal electrical activity in
different parts of the
brain.
Brain scans created using functional MRI consist of a series of images in
which different areas light up with varying intensity at
different times.
One of the classic images used in introductory biology and psychology courses is the motor homunculus: a deformed map of the body drawn on the primary motor cortex, showing
which brain areas control
different body parts.
They analyzed
which genes were active in
different areas of developing mouse
brains to identify those that were «turned on» only in the SCN.
A study of 473 adults has found that people who are overweight have less white matter,
which connects
different brain areas and enables signaling between them.
The procedure can stimulate
different areas of the
brain, including
areas associated with a lack of insight,
which has been confirmed with
brain imaging studies.
«We wanted to learn more about how the
brain is
different in Down Syndrome compared to typical development, so we measured surface
area and thickness,
which both contribute to cortical volume but are determined by
different genetic factors.»
When compared to the control group, type 2 patients showed decreased integrity in the white matter of two
different areas in the
brain — the cingulum bundle,
which is a fiber tract that connects regions in the default - mode network, and the uncinate fasciculus,
which connects regions important for executive function and memory.
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.
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.