The Nervous System

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Across
  1. 3. 2 words - Transmits messages from brain to muscles
  2. 5. Any message carried by a neuron (nerve cell)
  3. 6. - involuntary automatic response to stimulus
  4. 8. 2 words an organ system that coordinates the actions of the body and transmits signals between different parts of its body
  5. 9. without intention
  6. 10. done by choice
  7. 11. - Anything/Something in the environment that causes a response
  8. 12. 2 words - receives sensory information throughout the body and sends messages to muscles and organs; consists of the brain and spinal cord
  9. 15. to act in response to stimuli
Down
  1. 1. one nerve cell
  2. 2. 3 words - made up of nerves that connects the central nervous system to the rest of the body; it's like wiring the connects the brain to the rest of the body
  3. 4. 2 words - Receives information from sensory organs and sends impulses to brain or spinal cord.
  4. 7. the main organ of the nervous system
  5. 13. groups of neurons that transmit signals from the brain to the body and from the body to the brain
  6. 14. between neurons