This is a type of generalized seizure where the excessive
electrical activity occurs on both sides of the brain, so both sides of the body are affected.
The type of seizure produced depends on the location in the brain where the abnormal
electrical activity occurs.
Not exact matches
To triangulate the location of the focus, neurosurgeons insert electrodes into the brain to monitor
electrical activity that
occurs during a seizure.
«The
electrical brain
activity during rapid eye movements in sleep were highly similar to those
occurring when people were presented with new images,» said Dr. Nir.
That defect, which affects
electrical activity between cells,
occurs in both heart and brain cells.
Yes, we see both synchronized and slower
electrical activity in the brain (this also happens when we listen to certain music, and
occurs when we sleep).
According to MedlinePlus, a seizure in humans is defined as «the physical findings or changes in behavior that
occur after an episode of abnormal
electrical activity in the brain.»
However, in some patients an additional and abnormal burst of
electrical activity can
occur which causes a fit.
When the
electrical activity spreads through the brain, a generalized seizure affecting the entire body
occurs.
If there is too much excitatory
activity or too little inhibitory
activity the balance may allow the overall effect of many neurons (
electrical brain cells) to go above the seizure threshold and a seizure
occurs.
An Electrocardiograph Technician records the actions of the heart through a graphical tracing of the
electrical activities that
occurs during heart beats.