Nervous System Crossword

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Across
  1. 1. carries signals from the brain to the body
  2. 2. tree-like extensions on a neuron that receive messages
  3. 5. this part of the peripheral nervous system controls involuntary actions
  4. 6. connects the brain to the spinal cord; controls involuntary body actions like breathing and heartrate
  5. 7. fatty insulated covering that surrounds the axon of a neuron
  6. 11. cells that transmit impulses
  7. 13. chemical messengers that carry messages between the synapses of one neuron, to the dendrites of another neuron
  8. 14. a bundle of fibers running to organs and tissues in the body that carries information between the brain and the sense organs
  9. 15. the first part of the nervous system; consists of the spinal cord and brain; interprets sensory information and sends instructions to the rest of the body
Down
  1. 1. this type of neuron carries information from the sense organs to the brain
  2. 3. this part of the peripheral nervous system controls voluntary actions
  3. 4. largest part of the brain; responsible for interpreting information
  4. 5. tail like extension that carries electrical impulses away from the cell body of a neuron
  5. 8. messages are sent out from this part of the neuron
  6. 9. the second part of the nervous system; consists of all nerves and sense organs
  7. 10. this type of neuron carries information from the brain to skeletal muscle
  8. 12. second largest part of the brain; located at the back of the skull; coordinates balance and movement