Neural Communication

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Across
  1. 3. for conducting and providing electrical signals
  2. 4. Terminal/any of the button like endings of axons that change electrical impulses or action potentials within a neuron into chemical messages in the form of neurotransmitters
  3. 7. Channel/a channel allowing re-polarization to occur and the membrane's potential drops back toward resting potential
  4. 9. chemical messenger produced by nerve cells that transmits signals across a synapse to another neuron
  5. 11. pump/allows membrane to return to resting membrane potential, ready to be activated again
  6. 12. Potential/signal travels down the long axon of a neuron and passes its message to the next neuron down the line
  7. 13. Channel/a channel allowing positively charged sodium ions into the cell creating depolarization
Down
  1. 1. the membrane potential had dropped below its resting potential
  2. 2. portion of the neuron where information is received
  3. 5. and receive electoral and chemical signals to communicate with each other in the nervous system
  4. 6. messages/sent to and from the brain and the spinal cord
  5. 8. that are designed to receive communications from other cells by bringing electrical signals to the cell body
  6. 10. Cleft/the tiny gap between two neurons where a nerve impulse is transmitted from one to the next via chemical signals called neurotransmitters