'Lower motor neurons' diaporamas de présentation

Lab Activity 13

Lab Activity 13. Spinal Cord. Portland Community College BI 232. Definitions. Tracts : collections of axons in CNS Nerves : collections of axons in PNS Ganglia : collections of neuron cell bodies in PNS Nucleus (nuclei) : collections of neuron cell bodies in CNS. Meninges. Pia Mater.

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Brain Stem III

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Neuromuscular Disorders: disorders of neuromuscular junction, motor neuron, and muscle

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Slicer 3 Tutorial The SPL-PNL Brain Atlas

Slicer 3 Tutorial The SPL-PNL Brain Atlas. Ion-Florin Talos, M.D. Acknowledgments. NIH P41RR013218 (Neuroimage Analysis Center) NIH U54EB005149 (NA-MIC). Disclaimer. It is the responsibility of the user of 3DSlicer to comply with both the terms of the license

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DESCENDING TRACTS

DESCENDING TRACTS. Fiber Types. A Fibers: Somatic, myelinated. Alpha ( ? ): Largest, also referred to as Type I. Beta ( ? ): Also referred to as Type II. Gamma ( ? ): Delta ( ? ): Smallest, referred to as Type IV. Fiber Types. B Fibers: Lightly myelinated.

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Part I

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Ch. 15: Lower Motor Neuron Circuits and Motor Control

Ch. 15: Lower Motor Neuron Circuits and Motor Control. - a model for understanding the nervous system. Neural centers responsible for movement. 4 interactive subsystems contribute to motor control. Neural centers responsible for movement. Gray matter of spinal cord and brainstem

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Descending Tracts

Descending Tracts. Objectives. Define the terms upper and lower motor neurons with examples Describe the corticospinal (pyramidal) tract and the direct motor pathways from the cortex to the trunk and limbs.

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Control of Muscle Tone

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Control of Muscle Tone

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Spinal Cord

Spinal Cord. Dr Rania Gabr. Objectives. Describe the gross anatomical features of the spinal cord. Describe the level of the different spinal segments comparing to the level of their respective vertebrae. Identify important gross features of spinal cord, nerve roots, and spinal ganglia.

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Spinal Cord

Spinal Cord. Dr Rania Gabr. Objectives. Describe the gross anatomical features of the spinal cord. Describe the level of the different spinal segments comparing to the level of their respective vertebrae. Identify important gross features of spinal cord, nerve roots, and spinal ganglia.

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NEUROLOGICAL EXAMINATION A four minuet (or less) examination

NEUROLOGICAL EXAMINATION A four minuet (or less) examination. By Don Hudson, D.O., FACEP/ACOEP. Organic Disease ?. Signs &/or symptoms that cannot be faked must be examined closely.

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Pyramidal and Extrapyramidal disorders

Pyramidal and Extrapyramidal disorders. Dr.Kayed CNS Module- week 3. The pyramidal system.

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CEREBELLUM

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Cerebellum

Cerebellum. Dr. Safaa. Objectives Identify the major lobes and regions of cerebellum. Summarize the structure of the cerebellar cortex Identify the deep cerebellar nuclei and their connections.

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12

12 . The Central Nervous System: Part D. Cervical spinal nerves. Cervical enlargement. Dura and arachnoid mater. Thoracic spinal nerves. Lumbar enlargement. Conus medullaris. Lumbar spinal nerves. Cauda equina. Filum terminale. Sacral spinal nerves.

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The Basal Ganglia

The Basal Ganglia. Dr. Nimir Dr. Safaa. Objectives Understand the anatomical and functional definition of the basal ganglia. Identify the different components of the basal ganglia.

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The Basal Ganglia

The Basal Ganglia. Dr. Nimir Dr. Safaa. Objectives Understand the anatomical and functional definition of the basal ganglia. Identify the different components of the basal ganglia.

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More on the Cerebrum

More on the Cerebrum. More on the Cerebrum: Cortex is grey matter, below cortex is white matter, deep inside is grey matter. (basal ganglion/nuclei) Highly convoluted ( gyri ) increases SA Shallow: sulci Deep: fissure

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