Physiology - Nervous System I

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Across
  1. 3. The divison of the nervous system that contains the cranial and spinal nerves
  2. 6. Cell that links neurons to capillaries, controls the chemical environment and provides protection
  3. 8. Node of ____
  4. 10. The charged ions that cause depolarisation by rushing into the neuron
  5. 11. The pathway that carries sensory information back to the central nervous system
Down
  1. 1. Neurons that connect sensory and motor neurons in neural pathways
  2. 2. Cell that ingest bacteria and waste from injured neurons
  3. 4. Cells that help produce cerebrospinal fluid
  4. 5. ____polarisation, the final stage in an action potential, during which membrane potential drops down to -90 mV
  5. 7. The junction between a neuron and another excitable cell
  6. 9. ____ bodies, the specialised rough endoplasmic reticulum present in nuclei
  7. 12. The number of potassium ions the sodium-potassium pump moves back into the neuron