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The Nervous System

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