Study Crossword - Leah Haynes

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Across
  1. 2. part of a neuron that receives messages from other cells
  2. 4. calms the body; conserves energy
  3. 6. the sensory and motor neurons that connect the central nervous system to the rest of the body
  4. 9. forms junctions with other cells
  5. 10. a short-lived charge inside the neuron
  6. 12. carry information from receptors to the brain and spinal cord
  7. 18. chemical messengers in the body that carry messages between cells
  8. 19. neurons within the brain and spinal cord that communicate internally and intervene between the sensory inputs and motor outputs
  9. 20. arouses the body; mobilizes energy
  10. 22. cells in the nervous system that support, nourish, and protect neurons
Down
  1. 1. the brain and spinal cord
  2. 3. the part of the neuron that contains the cell body
  3. 5. when a neurotransmitter is taken back into the zxon terminal that released it
  4. 7. a nerve cell; the building block of the nervous system
  5. 8. chemical messengers that are made by the endocrine glands, travel through the bloodstream, and affect other tissues
  6. 11. part of a neuron that that sends messages away from the cell body
  7. 13. a slightly negative charge inside the neuron that acts as a store of potential energy
  8. 14. the intersection of between the axon tip of the sending neuron and the dendrite or cell body of the receiving neuron
  9. 15. covers the axon of some neurins and aids in sending neural impulses
  10. 16. division of the PNS that controls the functions of internal organs
  11. 17. division of the PNS that controls the body's skeletal muscles
  12. 21. small sacs where neurotransmitters are stored