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Midterm chapter 4

TermDefinition
Central nervous system the brain and the spinal cord
Periphial nervous system all the parts of the nervous system besides the brain and the spinal cord
nueron a cell that is specialized to receive and conduct electrical impulses
nerve A collection of fibers through impulses
brain the mass of nerve tissue that is the main control center
integumentary system the organ system that provides a protective layer of skin for the body
reflex an involuntary movement
feedback mechanism a cycle of events when one step affects a previous step
retina the inner layer of the eye and recives images
Created by: Luke1920
 

 



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