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