Chapter 10 Key Terms

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Across
  1. 2. white fatty material that covers some nerve fibers
  2. 4. the emotional brain
  3. 8. cerebral lobe located in the back of the head
  4. 9. anterior portion of the cerebrum that controls voluntary skeletal activity and plays and important role in emotions, critical thinking, and ethical decision making
  5. 11. change in the membrane potential across the cell membrane, with the inside of the cell becoming less negative and less polarized
  6. 12. membranes that cover the brain and spinal cord
  7. 14. complex network of nerve fibers that arises within the brain stem and projects into the lower cerebrum
  8. 18. lower part of the brain that connects the brain to and with the spinal cord.
  9. 19. nerve cells that support, protect, and nourish the neurons
  10. 20. lobe of the cerebrum concerned primarily with somatosensory function
  11. 21. part of the diencephalon that regulates the pituitary gland, autonomic nervous system, water balance, appetite, temperature, and emotions
Down
  1. 1. lobe of the cerebrum responsible for hearing, smelling, speech, and memory
  2. 3. part of the brain stem that controls vital functions
  3. 5. largest and uppermost part of the brain, divided into two cerebral hemispheres
  4. 6. the interaction between two nerves where chemical transmission of the electrical signals occurs
  5. 7. chemical made within the axon terminal responsible for transmission of the signal across the synapse or junction
  6. 10. return of the membrane potential to its resting state after the nerve impulse
  7. 13. cushioning fluid that circulates within the subarachnoid space around the brain and spinal cord
  8. 15. part of the brain located under the cerebrum
  9. 16. sequence of changes in the membrane potential that occurs when a cell is stimulated to threshold.
  10. 17. nerve cell that conducts the action potential