Contains the review quiz seen in lab

1. ANAT 321 REVIEW ALL 4 LABS!!!! NEUROANATOMY LAB

6. BRAINSTEM

7. BRAINSTEM VENTRAL VIEW w /out cerebellum medulla pons Pyramidal decussation Inferior olive midbrain Cerebral peduncle CN 3 CN 5 CN 6 Pyramid CN 9 CN 10 CN 12 CN 8 CN 7

8. Internal capsule – cerebral peduncles - pyramids Cerebral peduncles Internal capsule pyramids

9. BRAINSTEM VENTRAL VIEW w / cerebellum & CRANIAL NERVES medulla pons midbrain Cerebral peduncle CN 3 CN 5 CN 6 Pyramid CN 9 CN 8 CN 7 CN 10 Inferior olive

10. BRAINSTEM VENTRAL VIEW w / cerebellum & CRANIAL NERVES Pyramidal decussation Inferior olive Cerebral peduncle CN 3 CN 5 CN 6 Pyramid CN 9 CN 12 CN 7 CN 8 CN 10

11. Brainstem dorsal view BRAINSTEM DORSAL VIEW w / out cerebellum Superior colliculus inferior colliculus Superior cerebellar peduncle Middle cerebellar peduncle Inferior cerebellar peduncle Nucleus gracilis Nucleus cuneatus 4 th ventricle Lateral geniculate nucleus Medial geniculate nucleus Pulvinar brachium

12. 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

13. 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

14. TRANSECTED MIDBRAIN Cerebral aqueduct Substantia nigra Cerebral peduncles Red nuclei Inferior colliculus 4th ventricle

15. TRANSECTED MIDBRAIN Cerebral aqueduct Substantia nigra Red nuclei Inferior colliculus Cerebral peduncles

16. HEMISPHERES SAGITTAL VIEW

17. HEMISPHERES SAGITTAL VIEW 3 rd ventricle thalamus 4th ventricle fornix Corpus callosum septum pellucidum Anterior commissure Lamina terminalis hypothalamus hypothalamic sulcus mamillary body infundibulum Optic chiasm Foramen of Monroe

18. BRAINSTEM VENTRAL VIEW Optic chiasm infundibulum mamillary body

19. HEMISPHERES SAGITTAL VIEW 3 rd ventricle thalamus 4th ventricle fornix Corpus callosum septum pellucidum Anterior commissure Lamina terminalis hypothalamus hypothalamic sulcus mamillary body infundibulum Optic chiasm Foramen of Monroe

20. HEMISPHERES SAGITTAL VIEW 3 rd ventricle thalamus 4th ventricle fornix Corpus callosum septum pellicudum Anterior commissure Lamina terminalis hypothalamus hypothalamic sulcus mamillary body infundibulum optic chiasm aqueduct

21. HEMISPHERES SAGITTAL VIEW 3 rd ventricle thalamus 4th ventricle fornix Corpus callosum septum pellicudum Anterior commissure Lamina terminalis hypothalamus hypothalamic sulcus mamillary body infundibulum Optic chiasm

22. Cerebral Vasculature

23. Cerebral Vasculature Anterior blood supply Posterior blood supply Internal carotid artery Vertebral artery

24. Cerebral Vasculature Anterior communicating artery Superior cerebellar artery Posterior inferior cerebellar artery Posterior cerebral artery Posterior communicating artery Internal carotid artery Anterior inferior cerebellar artery Middle cerebral artery Anterior cerebral artery Vertebral arteries Anterior blood supply posterior blood supply

25. Cerebral Vasculature Superior cerebellar artery Posterior inferior cerebellar artery Posterior cerebral artery Posterior communicating artery Internal carotid artery Vertebral arteries Anterior inferior cerebellar artery Middle cerebral artery Anterior communicating artery Anterior cerebral artery

26. Cerebral Vasculature Posterior communicating artery Superior cerebellar artery Anterior inferior cerebellar artery Internal carotid artery Vertebral arteries Posterior inferior cerebellar artery Middle cerebral artery Anterior communicating artery Anterior cerebral artery Posterior cerebral artery

27. Meninges 3 layers - Dura mater - Arachnoid mater - Pia mater http://www.sruweb.com/~walsh/meng1.gif skin bone Dura mater arachnoid mater Sub-arachnoid space pia mater cortex

28. Meninges Dura Mater Basal view of outer layer lateral view of outer dural layer http://www.vh.org/adult/provider/anatomy/BrainAnatomy/2Meninges.html Dura Mater is composed of: - Outer layer - Inner layer Frontal lobe occipital lobe Courtesy of Digital Anatomist Project at Univ. of Washington

29. Meninges Arachnoid Mater and sagittal sinus faculty.une.edu/com/fwillard/Meninges/ Dura outer layer Superior /mid sagittal sinus Arachnoid mater

30. Meninges Arachnoid Granulations http://www.vh.org/adult/provider/anatomy/BrainAnatomy/2Meninges.html Arachnoid granulations Dura outer layer Dura inner layer

31. Meninges Dura Mater & Arachnoid Granulations http://www.vh.org/adult/provider/anatomy/BrainAnatomy/2Meninges.html Pyramid CN 9 CN 12 CN 7 CN 8 CN 10 Mid /superior sagittal sinus Arachnoid Granulations Dura mater – outer layer

32. Meninges Arachnoid Mater & Granulations Courtesy of Digital Anatomist Project at Univ. of Washington Arachnoid granulations

33. http://www.bio-graphix.com/medillimages/FlowCSF0001.jpg Meninges CSF production CSF CSF CSF Choroid plexus 3 rd ventricle 4 th ventricle Sub-arachnoid space Arachnoid granulations Arachnoid mater Dura Mater

34. Meninges CSF production CSF exits through foramina into sub-arachnoid space CSF is deposited into the superior sagittal sinus through the arachnoid granulations CSF produced in ventricles

35. HEMISPHERES SAGITTAL VIEW

36. HEMISPHERES SAGITTAL VIEW Calcarine fissure Parieto-occipital fissure cuneus Cingulate gyrus Lingual gyrus

37. HEMISPHERES SAGITTAL VIEW Calcarine fissure Parieto-occipital fissure cuneus Lingual gyrus Cingulate gyrus uncus Parahippocampal gyrus

38. HEMISPHERES LATERAL VIEW

39. HEMISPHERES LATERAL VIEW Lateral sulcus Temporal lobe Frontal lobe Pre-occipital notch Parieto-occipital fissure Central sulcus Occipital lobe Parietal lobe

40. HEMISPHERES LATERAL VIEW Lateral sulcus Central sulcus Inferior temporal gyrus superior temporal gyrus Inferior parietal lobule middle temporal gyrus middle temporal gyrus superior parietal lobule precentral gyrus Post central gyrus inferior frontal gyrus middle frontal gyrus Superior frontal gyrus

41. HEMISPHERES LATERAL VIEW Central sulcus Inferior temporal gyrus superior temporal gyrus middle temporal gyrus middle temporal gyrus Post central gyrus Precentral gyrus Lateral sulcus inferior frontal gyrus middle frontal gyrus superior parietal lobule Inferior parietal lobule Superior frontal gyrus

42. HEMISPHERES LATERAL VIEW Central sulcus Inferior temporal gyrus superior temporal gyrus middle temporal gyrus Post central gyrus precentral gyrus Lateral sulcus inferior frontal gyrus middle frontal gyrus Superior frontal gyrus superior parietal lobule Inferior parietal lobule

43. HEMISPHERES LATERAL VIEW - INSULA Insula

44. HEMISPHERES LATERAL VIEW Lateral sulcus Central sulcus Parietal opercula Frontal opercula Heschl ’s gyrus

47. HEMISPHERES BASAL GANGLIA

48. HEMISPHERES BASAL GANGLIA Caudate nucleus Putamen (lateral) Globus pallidus (medial)

49. HEMISPHERES BASAL GANGLIA Internal capsule Caudate nucleus putamen amygdala Caudate nucleus Globus pallidus putamen

50. ANAT 321 3D VIEW OF THE BRAIN

58. HEMISPHERES BASAL GANGLIA - brainstem Internal capsule Caudate nucleus (head) putamen Cerebral peduncles

59. HEMISPHERES HORIZONTAL SECTIONS

60. HEMISPHERES Horizontal sections anterior posterior Caudate nucleus Lateral ventricles Corpus callosum Thalamus Corpus callosum fornix Septum pellucidum Internal capsule Extreme capsule External capsule Claustrum insula

61. HEMISPHERES Horizontal sections anterior posterior Caudate nucleus Lateral ventricles Corpus callosum Thalamus fornix Septum pellucidum Internal capsule External capsule Claustrum Extreme capsule insula Putamen Globus pallidus

62. HEMISPHERES CORONAL SECTIONS

63. HEMISPHERES CORONAL SECTIONS Caudate nucleus Putamen Internal capsule External capsule Extreme capsule Claustrum Insula Lateral sulcus Lateral ventricle (anterior horn) Septum pellucidum Anteriorhorn body

64. HEMISPHERES CORONAL SECTIONS Caudate nucleus putamen Internal capsule External capsule extreme capsule Claustrum insula Lateral sulcus Globus pallidus Lateral ventricle (body) Septum pellucidum fornix hypothalamus 3 rd ventricle hippocampus Lateral ventricle Corpus callosum Anteriorhorn body

65. HEMISPHERES CORONAL SECTIONS Caudate nucleus putamen Internal capsule External capsule Extreme capsule Claustrum Insula Globus pallidus Lateral ventricle (body) Septum pellucidum 3 rd ventricle hippocampus Lateral ventricle Fornix

66. QUIZ

67. 1 A B C D

68. 2 C B D A

69. 3 D A B C

70. 4 A B C D

71. 5 C D B A

72. 6 D B A C

73. 7 A B C D

74. 8 C B D A

75. A 9 B D C A

76. 10 B A D C

77. 11 B D C A

78. 12 D C B A

79. ANSWERS

80. 1 Brachium of the inferior colliculus Pulvinar Superior cerebellar peduncle Nucleus gracilis

81. 2 Cerebral aqueduct Substantia nigra Cerebral peduncle Red nucleus

82. 3 CN9 infundibulum CN3 pyramid

83. 4 mamillary body Pyramidal decussation uncus CN7

84. 5 hypothalamus infundibulum Parieto-occipital fissure Foramen of Monroe

85. 6 CN12 CN6 CN3 CN8

86. 7 cuneus Cingulate gyrus Lamina terminalis Hypothalamic sulcus

87. 8 Superior cerebellar artery Posterior communicating artery Anterior inferior cerebellar artery Anterior cerebral artery

88. A 9 Internal carotid artery Vertebral artery CN3 Anterior communicating artery

89. 10 Extreme capsule Fornix hippocampus Thalamus

90. 11 Claustrum Third ventricle Globus pallidus Caudate nucleus

91. 12 Anterior commissure Putamen Internal capsule Septum pellucidum

92. ANAT 321 NEUROANATOMY LAB Any questions? Email: erin.dickie@mail.mcgill.ca Phone: 514-880-3746