1. INTERNAL CAPSULE AMUTHAMEENA MANOHARAN THIAGGU PALAN JAYAGANTHAN MANAUGAR MOHD ZAHIR

2. HIGHLIGHTS… INTRODUCTION PARTS OF INTERNAL CAPSULE BLOOD SUPPLY

3. White Matter of Cerebral hemisphere Association tracts (fibers)- different regions in cerebral cortex Projection tracts (fibers)- cerebral cortex other masses of gray matter Commissures fibers- R L

4. This is a compact bundle of fibres through which the large collections of fibres pass

5. Parts of internal capsule ANTERIOR LIMB - Caudate nu. & lentiform nu. GENU POSTERIOR LIMB - Thalamus & lentiform nu. RETROLENTIFORM SUBLENTIFORM

6. COMPONENTS ANTERIOR LIMB Anterior thalamic radiation Frontopontine GENU Part of superior thalamic radiation Frontopontine Corticonuclear POSTERIOR LIMB Superior thalamic radiation Frontopontine Corticonuclear (corticobulbar) Corticospinal Extrapyrimidal RETROLENTIFORM Post thalamic radiation - Optic radiation Parieto-pontine Temporo-pontine SUBLENTIFORM Inf thalamic radiation - Auditory radiation

8. Optic radiation

9. Parieto-pontine

10. Temporo-pontine

11. SUBLENTIFORM

12. Auditory radiationPOSTERIOR LIMB Superior thalamic radiation Frontopontine Corticonuclear (corticobulbar) Corticospinal Extrapyrimidal Thalamocorticalfibres Corticopontinefibres Corticonuclear & corticospinalfibres

13. Blood Supply

14. Lateral striate fr middle cerebral artery Ant limb Genu Post limb Basal ganglia Medial striate fr anterior cerebral artery Ant limb Genu Basal ganglia Ant choroidalfr internal carotid Post limb Retrolenticular part

15. Anterior cerebral A Internal carotid A Middle cerebral A Anterior choroidal A

16. CORONAL SECTION Lenticulostriate arteries Internal capsule Anterior cerebral artery Medialstriate arteries Middle cerebral artery Internal carotid artery

17. CORONAL SECTION Lateral striate - MCA Medial striate ACA Left middle cerebral artery Right middle cerebral artery

18. Medial striate - ACA Anterior cerebral A Middle cerebral A * Anterior choroidal A

19. reference Dr. Israa lecture note Clinical neuroanatomysnell Human neuroanatomyinderbirsingh