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Article: The nervous system.(ICC Prep)
- Article from:
- 24x7
- Article date:
- February 1, 2006
- Author:
CopyrightCOPYRIGHT 2006 Ascend Media. This material is published under license from the publisher through the Gale Group, Farmington Hills, Michigan. All inquiries regarding rights should be directed to the Gale Group. (Hide copyright information)
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A BIOMED WILL OFTEN TRY TO CORRELATE a physiological function or feature to an electronic or an electromechanical function. This is a good practice, as it helps the technical person communicate with the clinical person. The nerves and nervous system can be thought of as a computer network. Think of the brain and spinal cord (the central nervous system) as the processor, while the peripheral systems, both voluntary and autonomic, are the network. Unlike a computer system, the nervous system handles both electrical and chemical impulses. The nerve cell, also called a neuron, has numerous fibers radiating from it in sizes ranging from a few thousandths of an inch up to 3 ...