1. Veterinary Neuroanatomy Location is everything!!!

2. Divisions of the Nervous System b Cerebrum b Brainstem Diencephalon Mesencephalon Metencephalon Myelencephalon b Cerebellum b Spinal Cord b Peripheral (and cranial) nerves

3. Lobes of the Cerebrum b Frontal b Parietal b Temporal b Occipital

4. Cerebral Functions b Frontal Lobe

5. Cerebral Functions b Frontal Lobe

6. b Parietal lobe Cerebral Functions

7. b Parietal lobe

8. b Occipital lobe Cerebral Functions

9. b Occipital lobe

10. b Temporal lobe Cerebral Functions

11. b Temporal lobe Cerebral Functions

12. Spinal Cord Anatomy & Pathways b Gray Matter Contains neurons b White Matter Contains axons

13. b Dorsal Columns conscious proprioception Spinal Cord Anatomy & Pathways

14. b Spinocerebellar system unconscious proprioception Spinal Cord Anatomy & Pathways

15. b Spinoreticulothalamic tract pain, touch & temperature Spinal Cord Anatomy & Pathways

16. b Dorsal lateral tracts the kitchen sink Spinal Cord Anatomy & Pathways

17. b Corticospinal and Rubrospinal tracts fine digital movements Spinal Cord Anatomy & Pathways

18. b Lateral Reticulospinal tract UMN control system inhibitory Spinal Cord Anatomy & Pathways

19. b Medial Reticulospinal tract UMN control system facilitory Spinal Cord Anatomy & Pathways

20. b Vestibulospinal tract weight bearing Spinal Cord Anatomy & Pathways

21. Peripheral Nerves b Cranial & Somatic nerves GSA GSE GVA GVE SSA SSE b Carry information to and from CNS

22. Neuromuscular Junction b Link between the nervous system and muscle b Action allows skeletal muscle to contract and maintain motor tone b Acetylcholine in the neurotransmitter

23. Localization of Lesions b Where are the neurologic signs? b Is the condition diffuse or focal? b Is it symmetrical or asymmetrical?

24. b Changes in Behavior Motor Visual Sensory Emotional Localization of Lesions b Seizures

25. b CN deficits b Long-Tract signs Localization of Lesions

26. b Intention tremors b Dysmetria b Incoordination of learned motor tasks Localization of Lesions

27. b Quadriparesis or Quadriplegia b UMN signs to all 4 legs b Neck pain Localization of Lesions

28. b Quadriparesis or Quadriplegia b Foreleg signs equal or worse than rear leg signs Root signature Varying degrees of LMN dysfunction in forelegs Localization of Lesions

29. b Paresis or Paraplegia b UMN signs to rear legs b Back pain Localization of Lesions

30. b Paresis or Paraplegia b LMN signs in rear legs Localization of Lesions

31. b Minimal Paresis b LMN signs to tail, anus and bladder Localization of Lesions

32. b Quadriparesis b Diffuse LMN signs Localization of Lesions

33. b Monoplegia b LMN signs in distribution of nerve b Motor and sensory deficits have same distribution Localization of Lesions