Crossword Puzzle

12345678910111213141516171819
Across
  1. 3. Regulates homeostasis and endocrine activity
  2. 4. Coordinates posture, balance, and fine movement
  3. 9. Major pathway connecting brain to peripheral nerves
  4. 10. Outer layer of cerebrum for higher brain functions
  5. 11. Hormone and neurotransmitter for fight-or-flight
  6. 14. Conduction that jumps between nodes of Ranvier
  7. 16. Division of ANS for rest, digestion, and recovery
  8. 17. Chemical messenger released into a synapse
  9. 18. Fatty sheath that speeds up nerve conduction
  10. 19. Brainstem part controlling vital reflexes
Down
  1. 1. Glial cell supporting neurons and the blood-brain barrier
  2. 2. Relay center for sensory pathways to the cortex
  3. 5. Branch-like extension that receives neural input
  4. 6. Rapid electrical change across the neuron membrane
  5. 7. Junction where neurons communicate
  6. 8. Long process carrying impulses away from the soma
  7. 12. Period when a neuron cannot fire another impulse
  8. 13. CNS cell responsible for myelin production
  9. 14. Division of ANS active in stress or emergencies
  10. 15. Functional cell that transmits electrical signals