The Nervous System

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Across
  1. 4. Nerve cells or electrical signals that are sent all over the body by the brain and has three different types
  2. 5. Includes a network of nerves that branch out from the spinal cord. Relays information from the brain and spinal cord to other organs
  3. 8. One system that makes up the PNS and regulates activities people do without thinking
  4. 9. Part of the CNS and sends motor commands from the brain to the body
  5. 11. One system that makes up the PNS and guides voluntary movements
  6. 12. Part of the CNS and controls thoughts, memories, emotions, etc
  7. 14. A type of neuron that helps take in information from my senses to the brain
  8. 15. Includes brain and spinal cord. Regulates how people think, move, and feel
Down
  1. 1. Junctions that allow signals to pass between neurons
  2. 2. A type of neuron that helps take signals from the brain and spinal cord to muscles to help me move
  3. 3. A type of neuron that communicates between motor and sensory neurons and also regulates movement in response to the sensory information given by sensory neurons
  4. 6. Automatic responses to a stimulus that doesn't need conscious thoughts
  5. 7. Sensory mechanisms that help or control reflexes
  6. 10. Conduct electrical impulses toward the body of a nerve cell and collect messages from other neurons
  7. 13. Part of the structure of a neuron that carries signals from the cell to the synapses and transfer info to dendrites there