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The Nervous System

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Across
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Fatty insulated sheath that surrounds all but the smallest nerve fibers.
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a bundle of fibers running to organs and tissues in the body.
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Relays messages, processes information, and analyzes information.
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Contained in sacs in axon terminals; released to cause stimulus in the next cell; chemicals
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Controls reflexes; Carries signals from brain to the body
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Largest part of the brain; Responsible for voluntary and educated actions; Located in 2 different lobes.
Down
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The network of nerve cells and fibers that transmits nerve impulses between parts of the body
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Cells that transmit impulses
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Short branch extensions that carry impulses towards the cell body
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Long fiber that carries impulses away from cell body
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Second largest part of the brain; Located at the back of the skull; Coordinates balance and movement
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Connects brain to the spinal cord; Controls involuntary actions.