2. 3- Medullary center (cerebral white mater) 1- Commisural fibers 2- Association fibers 3- Projecting fibers

3. Commisural fibers 1- Corpus callosum 2- Fornix 3- Anterior commissure 4- Posterior commisure 5- Habenula commissure

4. Corpus callosum

5. 10cm

6. Corpus callosum ROSTRUM GENU BODY SPLENIUM

7. Different parts of corpus callosum  1- ROSTRUM  2- GENU  3- BODY  4- SPLENIUM

8. Corpus callosum

9. Fibers in different part of corpus callosum 1- rostrum orbital gyrus 2- genu frontal gyrus 3- body parietal and temporal gyrus 4- splenium occipital gyrus

10. Radiation of corpus callosum Forceps minor Forceps major

11. CONNECTION Tapetum

12. Gray mater on the corpus callosum

13. Deepest gyrus (intralimbic lobe) 1- paraterminal gyrus 2- indisium grisium (medial and lateral longituidinal stria) 3- gyrus fasciularis 4 - dentate gyrus 5- hippocampus

15. medial and lateral longituidinal stria

17. Fornix

18. Alveus Fimbria

19. Fornix 1- alveus 2- fimbria 3- posterior column (crus of fornix) 4- body 5- anterior column 6- pre and post commisural fibers Hippocampal commisure

20. Pre and post commisure fibers

23. Associating fibers Short A. Long A.

24. Long asssociation fibers  1- sup. Longituidinal Fasciculus  2- inf. Longituidinal Fasciculus  3- uncinate Fasciculus  4- cingulate Fasciculus

25. Projecting fibers 1- Internal capsule 2- External capsule 3- Extreme capsule

29. Different parts of internal capsule  1- Ant. Limb  2- Genu  3- Post. Limb  4- Retro-lentiform  5- Sub-lentiform