Crossword Puzzle : Nervous System

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Across
  1. 4. Systems that relax or reduce your body's activities.
  2. 5. Part of the brain is involved in human learning and memory.
  3. 8. Folded gray matter makes up the outer layer of the cerebrum, which is essential for consciousness.
  4. 13. Potential a rapid sequence of changes in the voltage across a membrane.
  5. 14. cerebrum Largest part of the Brain.
  6. 16. assists the brain by providing protection, nourishment, and waste removal It is located in the brain and spinal cord. (Just 3 Letters)
  7. 17. . Systems that put your body's systems on alert,
  8. 20. transmit impulses throughout the body.
  9. 22. can activate a person's fight-or-flight response as a reaction to a real or perceived threat of danger.
  10. 24. the ability of neural networks in the brain to change through growth and reorganization
  11. 26. nerve fiber.
  12. 27. little brain.
  13. 28. the point at which a nervous impulse passes from one neuron to another.
Down
  1. 1. carry chemical signals (“messages”) from one neuron (nerve cell) to the next target cell.
  2. 2. Cord Send motor commands from the brain to the body, send sensory information from the body to the brain, and coordinates reflexes.
  3. 3. Ganglia Control your body's voluntary movements.
  4. 6. A fatty substance that creates an electrically insulating coating around the axon found in specific nerve cells.
  5. 7. are. the structures on the neuron, that function by receiving electrical messages
  6. 9. A protein molecule that can sense and react to hormones, neurotransmitters, and other chemicals.
  7. 10. consists of cranial and spinal nerves(Just 3 Letters)
  8. 11. body's smart control coordinating center.
  9. 12. The three mater layers Protect the brain from injury
  10. 15. that produces a specific response to a detected stimulus.
  11. 18. planning, cognitive control, working memory, and decision-making)
  12. 19. Nerves that emerge directly from the brain.
  13. 21. cells help support, connect, and protect the neurons of the central and peripheral nervous systems.
  14. 23. A mechanism that filters specific compounds from entering the capillaries that supply blood to the brain and spinal cord. (Just 3 Letters)
  15. 25. Manages heart, circulation, and breathing
  16. 29. The portion of the nervous system in charge of managing processes like respiration, pulse, and digestion that are not intentionally controlled. (Just 3 Letters)
  17. 30. a disorder of the brain characterized by repeated seizures.