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Posterior System Vertebral Ant. Spinal PICA Basilar AICA Sup Cerebellar

Posterior System Vertebral Ant. Spinal PICA Basilar AICA Sup Cerebellar Post Cerebral Post Communicating Anterior System Internal Carotid Middle Cerebral Anterior Cerebral Ant Communicating. Posterior System Medulla : Vertebral, Ant Spinal, PICA

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Posterior System Vertebral Ant. Spinal PICA Basilar AICA Sup Cerebellar

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  1. Posterior System Vertebral Ant. Spinal PICA Basilar AICA Sup Cerebellar Post Cerebral Post Communicating Anterior System Internal Carotid Middle Cerebral Anterior Cerebral Ant Communicating

  2. Posterior System Medulla: Vertebral, Ant Spinal, PICA Pons: Basilar, AICA, Sup Cerebellar Cerebellum: PICA, AICA, Sup Cerebellar Midbrain: Sup Cerebellar Post Cerebral

  3. X 20 Mid Medulla Pyramid Medial Lemniscus Inferior Olivary Nuc Inf Cerebellar Ped IVth Ventricle Cranial Nerve Nuc Reticular Form PICA & Vertebral

  4. X 30 Mid Pons Pontine Nuc Corticospinal & Corticobulbar Tr Medial Lemniscus Reticular Formation Facial Colliculus Cranial Nerve Nuclei IVth Ventricle Cerebellum Cerebellar Peduncles Deep Cerebellar Nuclei Basilar & AICA

  5. ACA ACA PCA PCA MCA

  6. X 120 ACA Anterior Comm Fornix IIIrd Ventricle Thalamus & Pulvinar Corpus Callosum Lateral Ventricle (Atrium) Optic Radiations Primary Visual Cortex Caudate Nuc (2X) Internal Cap (AL, Genu, PL) Putamen Globus Pallidus (Ext & Int) External & Extreme Cap Claustrum Insular Cortex MCA PCA

  7. ACA MCA PCA BA VA ICA

  8. Posterior Circulation Angiogram

  9. Anterior System

  10. Magnetic Resonance Angiography

  11. Cerebral Veins & Dural Sinuses FC SSS ISS GVG TC SigS SS TS

  12. Blood-Brain Barrier is Major Impediment to Diffusion of Molecules

  13. Transport Mechanisms at the Blood-Brain Barrier Paracellular Diffusion Transcellular Diffusion Cation Channels Ion Symports Ion Antiports Facilitated DiffusionActive Transport Active Transport Active AntiportTransport Receptor-Mediated Endocytosis

  14. Anterior System

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