'Spinal reflexes' diaporamas de présentation

Chapter 11 Nervous System II

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MOTOR SYSTEMS

MOTOR SYSTEMS. Muscles and Joints Muscles Moving The Spinal Cord Spinal Reflexes Reciprocal Control of Opposing Muscles Polysynaptic Adaptations and Reflexes The Motor Cortex The Basal Ganglia Limbic System The Cerebellum Cranial Nerves.

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THE NERVOUS SYSTEM

THE NERVOUS SYSTEM. Neurons React to changes in environment Transmit nerve impulses Dendrites Axons Nerve Synapses Neurotransmitters. Neuroglia Fill spaces, surround, support, and nourish neurons. General Structure of the Nervous System. Functions of the Nervous System. Sensory

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??? ???? ?????? ??????. ?? ?? ?????? ?? ????? ??? ??????. ??? ???? ?????? ??????? ??? 58. Physiology of CNS. Reflex Action. By Dr. Abdel Aziz M. Hussein Lecturer of Physiology Member of American Society of Physiology. Reflex Action. Def:

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Nervous System

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Chapter 13, part 2

Chapter 13, part 2. The Spinal Cord and Spinal Nerves. 31 pairs of spinal nerves. Nerves consist of: Epineurium Perineurium Endoneurium. Figure 13.8 A Peripheral Nerve. Figure 13.8. Spinal nerves. White ramus (myelinated axons)

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Reflex Physiology

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Mark Kozsurek, M.D., Ph.D. mark@kozsurek.hu

Microscopical structure of the spinal cord, Rexed zones. R eceptors and effectors , s pinal reflexes, proprioceptive reflex arc. http://siennaartstudios.com/shop/thermal-dols-spinal-cord-nociceptors. Mark Kozsurek, M.D., Ph.D. mark@kozsurek.hu. EM II 9-17, 24 Sept, 2019.

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General organization

General organization. Sensory neurons Deliver information to CNS Motor neurons Distribute commands to peripheral effectors Interneurons Interpret information and coordinate responses. Neuronal pools. Neuronal Pools - Functional group of interconnected neurons.

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CNS & PNS

CNS & PNS. Nerves, pathways. CNS Brain, spinal cord Processing center Nuclei PNS Spinal and cranial nerves Information relay system ganglia. Meninges (spinal cord). Dura mater: outer layer Subdural space; Serous fluid (lubricant) Arachnoid mater:

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Neurons, Hormones, and the Brain

Neurons, Hormones, and the Brain. Chapter #4 . chapter 4 . Overview. The nervous system Communication in the nervous system Mapping the brain A tour through the brain The two hemispheres of the brain Two stubborn issues in brain research. Objectives.

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Spinal cord - reflexes

Spinal cord - reflexes. Dr. Altdorfer. tract. Kahler. Ascending (right) and Descending (left) Tracts of the Spinal Cord. The most mobile parts of the spinal cord are the most vulnerable for injury and degeneration .

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Chapter 9 Nervous System

Chapter 9 Nervous System. 9.10-9.13. 9.10. Types of Nerves. Types of Nerves. Nerve = bundles of axons Sensory nerves = conduct impulses to the brain or spinal cord Motor nerves = carry impulses to the muscles and glands Mixed nerves = include both sensory and motor fibers. 9.11.

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CHAPTER 13

CHAPTER 13. The Spinal Cord & Spinal Nerves. INTRODUCTION. Mediate reactions to environmental changes. Process reflexes Site for integration of EPSPs and IPSPs that arise locally or are triggered by nerve impulses from periphery and brain Conduction pathway for sensory & motor nerve impulses.

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Gross Anatomy of the Spinal Cord

Gross Anatomy of the Spinal Cord. Functional Organization of the Nuclei within the Gray Matter of the Spinal Cord. Location of Ascending and Descending Tracts of the Spinal Cord. Major Sensory or Ascending Tracts . Organization of Sensory or Ascending Pathways.

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