ANAT-321: demonstrator review lab 1 & 2

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  • ANAT-321: demonstrator review lab 1 & 2

    1. 1. ANAT 321 REVIEW LABORATORY 1 & 2 NEUROANATOMY LAB
    2. 2. BRAINSTEM VENTRAL VIEW MIDBRAIN medulla pons midbrain
    3. 3. BRAINSTEM VENTRAL VIEW MIDBRAIN medulla pons midbrain Cerebral peduncle CN 3 CN 5 CN 6 Pyramid CN 9 CN 8 CN 7 CN 10 Inferior olive
    4. 4. BRAINSTEM VENTRAL VIEW MIDBRAIN medulla pons midbrain
    5. 5. BRAINSTEM VENTRAL VIEW MIDBRAIN medulla pons midbrain Cerebral peduncle CN 3 CN 5 CN 6 Pyramid CN 9 CN 8 CN 7 CN 10 Inferior olive
    6. 6. REVIEW: LAB 1 &2 <ul><li>Question </li></ul><ul><ul><li>Which cranial nerve exits superior to the pyramids at the level of the pons? </li></ul></ul><ul><li>Answer </li></ul><ul><ul><li>The CN6 </li></ul></ul>
    7. 7. BRAINSTEM DORSAL VIEW w / out cerebellum
    8. 8. BRAINSTEM DORSAL VIEW w / out cerebellum Superior colliculus Middle cerebellar peduncle Inferior cerebellar peduncle Nucleus gracilis Nucleus cuneatus 4 th ventricle inferior colliculus
    9. 9. REVIEW: LAB 1&2 <ul><li>Question </li></ul><ul><ul><li>Which cranial nerves lies behind inferior olives? </li></ul></ul><ul><li>Answer </li></ul><ul><ul><li>CN 9 &10 </li></ul></ul>
    10. 10. REVIEW: LAB 1 &2 <ul><li>Question </li></ul><ul><ul><li>What is the relationship between the cerebral peduncles and the pyramids? </li></ul></ul>
    11. 11. HEMISPHERES SAGITTAL VIEW
    12. 12. HEMISPHERES SAGITTAL VIEW thalamus septum pellicudum Anterior commissure Lamina terminalis mamillary body optic chiasm aqueduct 4th ventricle
    13. 13. HEMISPHERES SAGITTAL VIEW
    14. 14. HEMISPHERES SAGITTAL VIEW 3 rd ventricle fornix Corpus callosum hypothalamus infundibulum
    15. 15. REVIEW: LAB 1 & 2 <ul><li>Be sure that you understand the shape of the fornix </li></ul><ul><li>Answer </li></ul><ul><ul><li>The fornix is a white matter fiber intra-hemispheric structure that connects the hippocampus to the mammillary bodies </li></ul></ul>hippocampi
    16. 16. BRAINSTEM DORSAL VIEW w / out cerebellum
    17. 17. BRAINSTEM DORSAL VIEW w / out cerebellum Superior colliculus Superior cerebellar peduncle Middle cerebellar peduncle Inferior cerebellar peduncle Nucleus gracilis Nucleus cuneatus 4 th ventricle Medial geniculate nucleus Pulvinar inferior colliculus brachium
    18. 18. BRAINSTEM DORSAL VIEW w / out cerebellum
    19. 19. BRAINSTEM DORSAL VIEW w / out cerebellum Superior colliculus Superior cerebellar peduncle Middle cerebellar peduncle Inferior cerebellar peduncle Nucleus cuneatus 4 th ventricle inferior colliculus brachium Pulvinar
    20. 20. REVIEW: LAB 1 & 2 <ul><li>Which cerebellar penduncle connects the pons to the cerebellum? </li></ul><ul><li>Answer </li></ul><ul><ul><li>The cerebellum is attached to the pons through the middle cerebellar peduncle </li></ul></ul>
    21. 21. TRANSECTED MIDBRAIN
    22. 22. TRANSECTED MIDBRAIN Cerebral aqueduct Substantia nigra Cerebral peduncles Red nucleus
    23. 23. QUIZ
    24. 24. A B C D
    25. 25. Answer Key <ul><ul><li>A: CN 3 </li></ul></ul><ul><ul><li>B: Pons </li></ul></ul><ul><ul><li>C:CN 6 </li></ul></ul><ul><ul><li>D: CN 12 </li></ul></ul>
    26. 26. A B C D
    27. 27. Answer Key <ul><ul><li>A: cerebral aqueduct </li></ul></ul><ul><ul><li>B: substantia nigra </li></ul></ul><ul><ul><li>C: cerebral peduncle </li></ul></ul><ul><ul><li>D: red nucleus </li></ul></ul>
    28. 28. A B C D E
    29. 29. Answer Key <ul><ul><li>A: brachium of the inferior colliculus </li></ul></ul><ul><ul><li>B: superior cerebellar penduncle </li></ul></ul><ul><ul><li>C: inferior cerebellar peduncle </li></ul></ul><ul><ul><li>D: nucleus cuneatus </li></ul></ul><ul><ul><li>E: inferior colliculus </li></ul></ul>
    30. 30. A B C D E
    31. 31. Answer Key <ul><ul><li>A: septum pellucidum </li></ul></ul><ul><ul><li>B: fornix </li></ul></ul><ul><ul><li>C: fourth ventricle </li></ul></ul><ul><ul><li>D: hypothalamic sulcus </li></ul></ul><ul><ul><li>E: lamina terminalis </li></ul></ul>
    32. 32. A B C D
    33. 33. Answer Key <ul><ul><li>A: superior colliculus </li></ul></ul><ul><ul><li>B: inferior colliculus </li></ul></ul><ul><ul><li>C: nucleus gracilis </li></ul></ul><ul><ul><li>D: pulvinar </li></ul></ul>

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