Final revision of brain slides Medicine (3 rd year) Dr. Maha - PowerPoint PPT Presentation

Final revision of brain slides Medicine (3 rd year) Dr. Maha ELBeltagy 2020

Lateral surface of the brain

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Insula

Medial surface of the brain

Caudate Nucleus Foramen of Monro

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Inferior surface of the brain

Body Genu Genu Genu Splenium Rostrum Corpus Callosum

Septum pellucidum Anterior Habenular commissure commissure Pineal body Posterior Mammillary commissure body

Relations of lateral ventricle body Anterior horn Choroid fissure

Sections of the brain

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Horizontal section of the brain

Internal capsule Caudate nucleus Anterior limb Internal Capsule Genu Posterior limb External capsule Lentiform nucleus Retrolentiform part thalamus Lentiform

Coronal section of the brain

Roof Anterior The third ventricle wall Posterior wall Floor It is a narrow slit like cleft between the 2 halves of the diencephalon. Boundaries : - Roof : Thin layer of ependyma stretched between lateral walls containg choroid plexus (1). - More superiorly, fornix, septum pellicidum and corpus callosum - Anterior wall : Columns of fornix (2), anterior Roof commissure (3), Lamina terminalis (4) & 1 - Floor : Hypothalamus [ optic chiasma (5), 2 tuber cinereum (6) Mammillary body (7)] & Thalamus tegmentum of midbrain. 3 Anterior - Posterior wall : Pineal body (8), posterior wall commissure (9) & aqueduct of sylvius (10). 8 4 Posterior Hypothalamus 9 - Lateral wall: Thalamus & hypothalamus. wall tegmentum 6 7 of midbrain 5 Floor 10

Cerebellum

superior surface of the cerebellum

superior surface of the cerebellum

superior surface of the cerebellum 1 1- Antrior notch 3 2- posterior notch 4 7 3- anterior lobe 4- primary fissure 5 5- posterior lobe 6- superior vemis 6 7- horizontal fissure 2

Inferior surface of the cerebellum

Inferior surface of the cerebellum 1 2 1- superior cerebellar 9 10 peduncle 8 2- inferior cerebellar 3 peduncle 3- Nodule 4 4- cerebellar tonsil 5- inferior vermis 6- horizontal fissure 5 7- posterior lobe 8- posterolateral fissure 9- floculonodular lobe 10- middle cerebellar 6 peduncle 7

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