'Motor unit' diaporamas de présentation

Athletic Injuries ATC 222 Head, Face, Eyes, Ears, Nose, and Throat Chapter 27

Athletic Injuries ATC 222 Head, Face, Eyes, Ears, Nose, and Throat Chapter 27. Facial Injuries. Mandible Fracture deformity malocclusion malalignment bleeding around teeth/gums lower lip anesthesia pain with biting Treatment. Facial Injuries. Mandible Dislocation/Subluxation

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Muscle Tissue

Muscle Tissue. Al M aarefa College. Objectives. Identify basic structure of Muscles Recognize types of muscular tissues and the difference between them Recognize the relation between structure and function of various muscular tissues . Tissues . Four fundamental tissues are recognized:

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Introduction to EMG for Anesthesiologists and Pain Control Physicians

Introduction to EMG for Anesthesiologists and Pain Control Physicians. Peter D. Donofrio, MD Department of Neurology August 18, 2008. EMG and Nerve Conduction Studies. An extension of the Physical Examination Quantitates nerve and/or muscle injury Provides Useful Data Regarding Nerve Injury

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Physiology of Strength Training

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50.1 Sensory receptors

50.1 Sensory receptors . Sensory receptors are usually specialized neurons or epithelial cells that detect external or internal stimuli.

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Chapter 3

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Muscle Tone

Muscle Tone. Muscle tone: Is the _________________________________ state of all muscles, which does not _ Keeps the muscles firm, healthy, and _ Spinal reflexes account for muscle tone by: Activating one motor unit and then another Responding to activation of _.

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Skeletal Muscle Physiology

Skeletal Muscle Physiology. How do contractions occur? Remember that muscles are excitable. Electrochemical gradient. Both neurons and muscle cells maintain electrochemical gradients across their plasma membranes: a charge difference exists, like between poles of a battery.

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Neuromuscular Control of Movement

Neuromuscular Control of Movement. Organization of Brain Motor Centers. The ?-Motor Neuron. Innervates skeletal muscle Receives input from higher centers Receives sensory input from muscle stretch and tension receptors. Motor Unit. The ?-Motor Neuron. All or none Size principle.

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The Muscular System

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Human Physiology Muscular System

Human Physiology Muscular System. Muscle Classification. Functionally 1. Voluntarily 2. Involuntarily Structurally 1. Striated 2. Smooth Combined 1. Visceral 2. Cardiac 3. Skeletal. Sarcomere. Z. A. Z. A. Z. A (I). I. Z. Z. Z. Categories of skeletal muscle actions.

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Muscular System

Muscular System. CRASH COURSE. SKELETAL MUSCLE. Location: attached to bones/skin Control: voluntary Speed: rapid w/force but tires easily Layers : fibers- > endomysium ->fascicles-> perimysium - > muscle- > epimysium. SMOOTH MUSCLE. Location: visceral organs Control:

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Muscular Control of Movement

Muscular Control of Movement. Types of Muscles Smooth: blood vessels and organs Cardiac: heart Skeletal: muscles for movement. Review of Anatomy. Review of Anatomy. Skeletal Muscle 600 Skeletal Muscles Voluntary Movement Origin / Insertion 75% H2O, 20% Prot.

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Muscular Control of Movement

Muscular Control of Movement. Types of Muscles Smooth: blood vessels and organs Cardiac: heart Skeletal: muscles for movement. Review of Anatomy. Review of Anatomy. Skeletal Muscle 600 Skeletal Muscles Voluntary Movement Origin / Insertion 75% H2O, 20% Prot.

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Small Appliances

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The Muscular System

The Muscular System. Chapter 1. The Muscular System: An Overview. There are over 600 muscles in the human body which allow everyday movements Without our muscles we would not be able to breathe, eat, walk or even keep our heart beating The three major functions of the muscular system are:

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Myograms and Muscle Contraction

Myograms and Muscle Contraction. Myogram of Muscle Twitch. Muscle Twitch Terminology. Latent Period: period of time between when the stimulus is applied and contraction begins. Action potential is sweeping across the sarcolemma and Ca 2+ is being released from the SR.

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The Use of Specialized Training Techniques to Maximize Muscle Hypertrophy

B y: Matt Fleekop. The Use of Specialized Training Techniques to Maximize Muscle Hypertrophy. What promotes muscle growth?.

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