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The Nervous System.

Neurons Specialized cells that recieve and send signals
Nerves Bundles of tissue that carry signals from one place to another
Spinal cord the column of nerve tissue that runs through the backbone
Central nervous system (CNS) made up by e brain and spinal cord
Peripheral nervous system (PNS) made by nerves that connect the brain and spinal cord to other parts of the body
Synapse point between a neuron that is sending a signal and the neuron or other cell that is recieving the signal
Neurotransmitters chemicals released at the ends of axons
Sensory nerves nerves that carry the signals from the sense organs toward the CNS, where they are processed or relayed
Motor nerves nerves that carry signals from the brain or the spinal cord to the muscles and glands
Brain the main control center for the body
Cerebrum the center of thought, imagination, and emotions; largest, most complex
Cerebellum part of the brain that controls balance and posture and smooths out movement that requires fine coordination
Brain stem part of the brain that guides signals coming from the spinal cord to other parts of the brain.
Spinal nerves nerves that branch from the spinal cord and that go to the brain and to the tissues of the body
Reflex is an involuntary response that enables he body to react immediately to stimulus, such as a possible injury
Created by: sbe