Thursday, 25 October 2012

Brain Seizures

Brain Seizures

A proper understanding of epilepsy, seizures, seizure threshold and brain abnormalities during seizures should be based on knowledge of what is going on in the nerve cells during their normal work. In normal conditions, all electrical signals that travel among nerve cells are related to objective and important processes, such as the work of the senses, memory, analysis, logic, decision making, voluntary and involuntary movements of muscles, etc. The electrical signal is transmitted from one nerve cell to another only when the voltage or strength of the signal is high enough. It should be no less than a certain threshold value: the threshold of excitability of the nerve cells that directly relates to seizure threshold. The normal value for the threshold of excitability is about 50 micro volts in mammals. When this seizure threshold remains normal or high, the electrical signals are transmitted as in the normal computer. Adaptation and self-improvement are the normal final outcomes of these processes in living creatures.

Brain Seizures

Brain Seizures

Brain Seizures

Brain Seizures

Brain Seizures

Brain Seizures

Brain Seizures

Brain Seizures

Brain Seizures


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