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Questions and Answers
What is the main cause of muscle atrophy and potential failure at the myotendinous junction?
What is the main cause of muscle atrophy and potential failure at the myotendinous junction?
- Lack of synovial fluid in tendons
- Inflammation of the paratenon
- Presence of a tendon sheath
- Increased stress at the junction (correct)
What is the function of a tendon sheath in relation to tendons?
What is the function of a tendon sheath in relation to tendons?
- Directs the path of the tendon and produces synovial fluid for gliding and nutrition (correct)
- Causes inflammation in the paratenon
- Surrounds tendons without any noticeable function
- Composed of loose fibrillar tissue for free tendon movement
What characterizes peritendinitis?
What characterizes peritendinitis?
- Allows free movement of the tendon against surrounding tissue
- Presence of crepitus along with discomfort (correct)
- Inflammation of true tendon sheaths
- Composed of loose fibrillar tissue
What does the term 'bimodal vs unimodal fibril density' refer to in tendons?
What does the term 'bimodal vs unimodal fibril density' refer to in tendons?
What is the difference between bimodal and unimodal fibril density in tendons?
What is the difference between bimodal and unimodal fibril density in tendons?
What is a common characteristic of paratenon in relation to tendon sheaths?
What is a common characteristic of paratenon in relation to tendon sheaths?
'Crepitus' is a term used to describe:
'Crepitus' is a term used to describe:
What does the mechanical theory propose about the development of tendinopathy?
What does the mechanical theory propose about the development of tendinopathy?
What role do tenocytes play in the development of degenerative changes in tendons according to the mechanical theory?
What role do tenocytes play in the development of degenerative changes in tendons according to the mechanical theory?
What type of molecules are tendons fixed to skeletal muscle fibers by?
What type of molecules are tendons fixed to skeletal muscle fibers by?
What does the dynamic function of the muscle-tendon junction (MTJ) folding structure do?
What does the dynamic function of the muscle-tendon junction (MTJ) folding structure do?
What happens to the MTJ during slow, heavy movements?
What happens to the MTJ during slow, heavy movements?
How does the MTJ respond to fast movements?
How does the MTJ respond to fast movements?
What happens to the tendon finger-like projections into the muscle with muscle atrophy?
What happens to the tendon finger-like projections into the muscle with muscle atrophy?
Where does mechanical failure of the muscle-tendon junction occur in atrophied cells?
Where does mechanical failure of the muscle-tendon junction occur in atrophied cells?
What type of stress is a high proportion of force transmitted through at the MTJ?
What type of stress is a high proportion of force transmitted through at the MTJ?
What is the most frequent site of spontaneous rupture of the tibialis anterior tendon?
What is the most frequent site of spontaneous rupture of the tibialis anterior tendon?
Which of the following is considered an intrinsic risk factor for tendon injuries?
Which of the following is considered an intrinsic risk factor for tendon injuries?
What is the definition of tendinopathy provided in the text?
What is the definition of tendinopathy provided in the text?
What has been suggested to mediate the adaptive responses of tendons to mechanical overload?
What has been suggested to mediate the adaptive responses of tendons to mechanical overload?
What does the passage suggest about the relationship between inflammation and tissue degeneration in the pathogenesis of Tendinopathy?
What does the passage suggest about the relationship between inflammation and tissue degeneration in the pathogenesis of Tendinopathy?
What is the first stage of the continuum model of tendon pathology?
What is the first stage of the continuum model of tendon pathology?
What are the two phases of tendon change described in the passage?
What are the two phases of tendon change described in the passage?
What is the role of tendon collagen turnover in the pathogenesis of Tendinopathy according to the passage?
What is the role of tendon collagen turnover in the pathogenesis of Tendinopathy according to the passage?
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