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CNS.

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Presentation on theme: "CNS."— Presentation transcript:

1 CNS

2

3

4 Fig. 12. 9 A sagittal section of the brain
Fig A sagittal section of the brain. (Photograph by Kevin Fitzpatrick on behalf of GKT School of Medicine, London.) 4

5 The basic components of the CNS include the:
Cerebrum Diencephalon Cerebellum Brain stem Spinal cord

6 The Brainstem: Medulla oblongata

7 The Brainstem: Pons

8 The Brainstem: Midbrain

9 Cranial Nerves

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15 Brain: axial cut, T1-weighted - Image 1
1, Right maxillary sinus. 2, Left maxillary sinus. 3, Nasopharynx. 4, Mandible. 5, Cerebellar hemisphere. 6, Cerebellomedullary cistern.

16 Brain: axial cut, T1-weighted - Image 2
1, Nasal concha. 2, Left maxillary sinus. 3, Clivus. 4, Medulla. 5, Cerebellar tonsil. 6, Cerebellar peduncle.

17 Brain: axial cut, T1-weighted - Image 3
1, Right maxillary sinus. 2, Septum nasal. 3, Basilar artery. 4, Lateral cerebellomedullary cistern . 5, Medulla. 6, Vermis. 7, Cerebellar hemisphere.

18 Brain: axial cut, T1-weighted - Image 4
1, Right maxillary sinus. 2, Left maxillary sinus. 3, Right temporal lobe. 4, Sphenoid sinus. 5, Pons. 6, Fourth ventricle.

19 Brain: axial cut, T1-weighted - Image 5
1, Right orbital cavity. 2, Nasal septum. 3, Right temporal lobe. 4, Sphenoid sinus. 5, Internal carotid artery. 6, Trigeminal nerve. 7, Pons 8, Fourth ventricle.

20 Brain: axial cut, T1-weighted - Image 6
1, Globe. 2, Optic nerve. 3, Right temporal lobe. 4, Internal carotid artery. 5, Basilar artery. 6, Pons. 7, Fourth ventricle. 8, Vermis.

21 Brain: axial cut, T1-weighted - Image 7
1, Optic nerve. 2, Medial rectus muscle. 3, Globe. 4, Lateral rectus muscle. 5, Right temporal lobe. 6, Pons. 7, Right occipital lobe. 8, Left occipital lobe.

22 Brain: axial cut, T1-weighted - Image 8
1, Globe. 2, Amygdale. 3, Temporal lobe. 4, Cerebral peduncle. 5, Midbrain. 6, Cerebral aqueduct. 7, Left occipital lobe.

23 Brainstem Sections: Rostral midbrain at level of superior colliculus

24 Brainstem Sections: Rostral Midbrain

25 Brainstem Sections: Caudal Midbrain

26 Brainstem Sections: Pons

27 Rostral Medulla Oblongata

28 Regions of the Brain

29 Regions of the Brain Cerebral hemispheres Diencephalon Brain stem
Cerebellum

30 Fig. 12. 9 A sagittal section of the brain
Fig A sagittal section of the brain. (Photograph by Kevin Fitzpatrick on behalf of GKT School of Medicine, London.) 30

31 Ventricles and Location of the Cerebrospinal Fluid

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34 Ventricles and Location of the Cerebrospinal Fluid

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38 Diencephalon Thalamus Hypothalamus Epithalamus

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40 Basal ganglia Caudate N. putamen globus pallidus

41 Lateral Medial Lentiform Lentiform

42 Internal capsule

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45 Lobes of the Cerebral Cortex (lateral surface)
Frontal lobe Parietal lobe Temporal Lobe Occipital lobe

46 Lobes of the Cerebral Cortex (medial surface)
Frontal lobe Parietal lobe Temporal Lobe Occipital lobe Limbic lobe

47 Lobes of the Cerebral Cortex (basal surface) Frontal lobe
Parietal lobe Temporal Lobe Occipital lobe Limbic lobe

48 lateral surface

49 medial surface

50 Hippocampal formation is an infolding of the parahippocampal gyrus into the inferior (temporal) horn of the lateral ventricle and consists of three regions: hippocampus, dentate gyrus (fascia dentata), and subiculum.

51 5: tail of coudate, 4: parahippocam, 3: entorinal (from parahippo)

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53 Frontal pole Temporal pole Olfactory tract & sulcus Orbital gyri Gyrus rectus Inferior temporal sulcus Inferior temporal gyrus Occipitotemporal sulcus Fusiform gyrus (Occipitotemporal gyrus) Collateral sulcus Lingual gyrus Uncus Calcarine sulcus

54 Rostrum of corpus callosum
Genu of corpus callosum Body of corpus callosum Splenium of corpus callosum Septum pellucidum Anterior commissure Fornix Hippocampus Cingulate gyrus Paraterminal gyrus


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