1. Introduction to the Nervous System

2. Neuron

3. Multipolar neuron Axon Glial Cells Nucleus Nucleolus Dendrite Axon Hillock Cell body

4. Schwann cell/Oligodendrocyte

5. Figure 3.43- A longitudinal section of axons Node of Ranvier Schwann cell Axon

6. Cross section of a nerve

7. Cross section of a nerve 40X Epineurium Perineurium Endoneurium Bundle of axons

8. Figure 3.41- Cross section of a nerve 400X Epineurium Perineurium Endoneurium Axon

9. Longitudinal section of unmyelinated nerve

10. Spinal cord cross section

11. Cross section of the spinal cord Posterior Gray Horn Lateral Gray Horn Anterior Gray Horn Central Canal

12. Cross section of the spinal cord Posterior White Column Lateral White Column Anterior White Column Gray Commisure

13. Motor neurons from the spinal cord Neuroglial cells Dendrite Nucleus

14. Axon Terminal Dendrite Axon Mitochondria Myelin Sheeth Nucleus Axon Myelin Sheeth Neuron Model with Schwann cells

15. Figure 9.3: Structure of a myelinated neuron Axolema (Axon cell membrane) Nissel Bodies Neurofibrils Nucleus of the neuron Nucleolus of the neuron