1. Fig 12.28b
Meninges

2. Meningeal Spaces
Fig 12.28a

3. Meninges & Spaces
Fig 12.22

4. Spaces between meninges see Figs 12.28a and 12.22
1) Epidural space
space between dura mater and perisoteum of vertebrae
exists around spinal cord, but not around brain
2) Subdural space
space between dura mater and the arachnoid mater
exists around brain but not around spinal cord
3) Subarachnoid space
space between arachnoid mater and pia mater
exists around brain and spinal cord
filled with CSF –extends to S2

5. Neurons (Nerve Cells) (multipolar shape)
Fig 11.4

6. Neuronal Networks
From web

7. Neurons (Nerve Cells) (multipolar shape)
Fig 11.4

8. Myelination
Fig 11.5

9. Neurons make up CNS & PNS
Fig 11.2

10. White Matter vs. Gray Matter
Fig 12.28b
White Matter vs. Gray Matter

11. Pathways for impulses
Fig 12.29

12. Tracts: Ascending
Fig 12.31

13. Blank slides for Q&A