'Vestibular nuclei' diaporamas de présentation

CENTRAL VERTIGO- RECENT PERSPECTIVES

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The Vertiginous Patient: Diagnosing peripheral vs. central lesions

The Vertiginous Patient: Diagnosing peripheral vs. central lesions. Natasha Renda 9/23/2009.

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CEREBELLUM

Chapter 15. CEREBELLUM. Dr. Mohammed Alanazy. Outline. Localization of cerebellar lesions Cerebellar lobes, peduncles, and deep nuclei Microscopic circuitry of the cerebellum Cerebellar output pathways Cerebellar input pathways Vascular supply to the cerebellum Cases.

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The brain stem

The brain stem. ??????? ????? ???. The brain. Telencephalon ?? Diencephalon ?? Cerebellum ?? Brain stem ??. The brain stem ??. Consists of Midbrain ?? Pons ?? Medulla oblongata ??. Medulla oblongata ??. Ventral surface

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The vestibular system and cerebellum

The vestibular system and cerebellum. Practical anatomy and physiology Symptoms and signs Clinical syndromes - diseases Flocculonodular lobe (Archicerebellum or Vestibulocerebellum). VESTIBULAR SYSTEM. A central role in the maintenance of equilibrium and gaze stability.

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Cortical and Brain Stem Control of Motor Function

Cortical and Brain Stem Control of Motor Function. Prof. Dr. Bayram Y?lmaz Yeditepe University Faculty of Medicine Department of Physiology. Motor Cortex and Corticospinal Tract. Primary motor cortex Premotor area Supplementary motor area. Motor Cortex. Premotor Area.

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Cerebellum

Cerebellum. Tim McDowell January 26, 2011. Anatomy. Midline vermis + 2 cerebellar hemispheres Anterior (I-V) and posterior (VI-IX) lobes divided by primary fissure Flocculonodular lobe (X), seperated by posterolateral fissures Cortex folded into folia. Anatomy. Deep Nuclei. Fastigial

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Cerebellum

Cerebellum. Tim McDowell January 26, 2011. Anatomy. Midline vermis + 2 cerebellar hemispheres Anterior (I-V) and posterior (VI-IX) lobes divided by primary fissure Flocculonodular lobe (X), seperated by posterolateral fissures Cortex folded into folia. Anatomy. Deep Nuclei. Fastigial

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CEREBELLUM

CEREBELLUM. Gross Morphology. Tentorium cerebelli Falx cerebelli. Anatomical Plan I. Left and right hemispheres: Anterior and posterior lobe: Subconscious movements of skeletal muscles Flocculonodular nodes: Concerned with equilibrium Vermis. Anatomical Divisions.

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The Cerebellum

The Cerebellum. Position. Lies above and behind the medulla and pons and occupies posterior cranial fossa Its surface is high convoluted, forming folds or folia, being oriented transversely. Cerebellum. External features.

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Ocular Motor Apraxia

Ocular Motor Apraxia. Revisited. In honor of Carol Francis Zimmerman, M.D Shirley H. Wray, M.D., Ph.D. FRCP. Key Signs. Failure to initiate horizontal saccades. Head thrusts trigger vestibular - induced saccades to change gaze.

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Antiemetics

Antiemetics. Prof. Alhaider 1434 H Pharmacology Department College of Medicine. Vomiting. Is a complex series of integrated events culminating in the forceful expulsion of gastric contents through the mouth.

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THE CEREBELLUM & ITS RELEVANT CONNECTIONS

THE CEREBELLUM & ITS RELEVANT CONNECTIONS. Prof. Ahmed Fathalla Ibrahim Professor of Anatomy College of Medicine King Saud University E-mail: ahmedfathala@hotmail.com. OBJECTIVES. At the end of the lecture, students should:

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Vestibular system

Part of the membranous labyrinth of the inner ear Involved in a form of proprioception The vestibular apparatus detects head movements and the position of the head in space - requires two sets of sensory epithelia to transduce angular and linear acceleration of the head

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Please view our Editing File before studying this lecture to check for any changes.

Color Code Important Doctors Notes Notes/Extra explanation. Cranial Nerve VIII (The Vestibulo-Cochlear Nerve). Please view our Editing File before studying this lecture to check for any changes. Objectives. At the end of the lecture, the students should be able to:

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Vestibulocochlear Nerve(VIII)

Vestibulocochlear Nerve(VIII). Dr. Nimir Dr. Safaa. Objectives Describe the structures making the external and middle ear. Discuss the features of the tympanic membrane. Describe the ossicles and related muscles. Describe the auditory tube, its openings and structure.

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Cerebellar system and diseases

Cerebellar system and diseases. Balance & Equilibrium. Cerebellum. Coordination of movement Control of gait, posture (Balance ) Control of muscle tone (Motor control ) Cognitive functions Attention Emotions Language. Motor coordination. Cerebellum does not initiate movement

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Cerebellum

Cerebellum. M. P. Climbing Fiber. G. Mossy Fiber. W. Cerebellar Cortex. Three Layers Molecular, Purkinje, Granular Cell Fibers Climbing (Olive) Mossy (Not Olive) Parallel Output Purkinje Cells. Outside.

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Cerebellum: Organization and Cerebellar Pathways

General function Gross features and histology Cerebellar peduncles Cerebellar lobes and functional correlation Cerebellar afferents (input) Cerebellar efferents (output) Clinical Correlation. Cerebellum: Organization and Cerebellar Pathways. I. General function.

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Review of The vestibular system

Review of The vestibular system . Two classes of sensory subsystems: 3 crista: encode angular acceleration Located in the ampulla at the terminus of each of 3 fluid-filled semi circular canals The inertial force of the fluid provides the basis for moving hair bundles.

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