The doctors at urgent care were glad that Dr. Lori did not injure her Achilles tendon. If it had been injured, would that have been a strain or a sprain?  What protein is affected in both Duchenne’s muscular dystrophy and Becker’s muscular dystrophy? What does this protein do? The trapezius can be an elevator AND a depressor of the scapula. Knowing that, answer the following two questions: What features of its fibers allow for this?2.  one muscle that is a synergist of the trapezius during either muscle elevation OR muscle depression. Whether the muscle elevation or depression, and the muscle that helps the trapezius perform that action The serratus posterior superior and serratus posterior inferior are both involved in respiration but in very different ways.  What can you tell about these muscles from their names alone? What function does the serratus posterior superior have in respiration? What role does the serratus posterior inferior have in respiration? 4. Would that make these muscles agonist-antagonists, or synergists in respiration specifically? Explain how you know.

Medical Terminology for Health Professions, Spiral bound Version (MindTap Course List)
8th Edition
ISBN:9781305634350
Author:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Publisher:Ann Ehrlich, Carol L. Schroeder, Laura Ehrlich, Katrina A. Schroeder
Chapter4: The Muscular System
Section: Chapter Questions
Problem 59LE: Polymyositis is a muscle disease characterized by the simultaneous inflammation and weakening of...
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  1. The doctors at urgent care were glad that Dr. Lori did not injure her Achilles tendon. If it had been injured, would that have been a strain or a sprain? 



  2. What protein is affected in both Duchenne’s muscular dystrophy and Becker’s muscular dystrophy?
    What does this protein do?




The trapezius can be an elevator AND a depressor of the scapula. Knowing that, answer the following two questions:

  1. What features of its fibers allow for this?


    2.  one muscle that is a synergist of the trapezius during either muscle elevation OR muscle depression. Whether the muscle elevation or depression, and the muscle that helps the trapezius perform that action



The serratus posterior superior and serratus posterior inferior are both involved in respiration but in very different ways. 

  1. What can you tell about these muscles from their names alone?




  2. What function does the serratus posterior superior have in respiration?



  3. What role does the serratus posterior inferior have in respiration?




4. Would that make these muscles agonist-antagonists, or synergists in respiration specifically? Explain how you know.


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