Shoulder Complex Anatomy and Clinical Patterns
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Questions and Answers

What is the third most common musculoskeletal complaint after lumbar and cervical pain?

  • Elbow pain
  • Shoulder pain (correct)
  • Knee pain
  • Hip pain

Which age group shows an increased prevalence of rotator cuff complaints in Australian general practice?

  • 85+
  • 45–64 (correct)
  • 25–44
  • 65–84

What percentage of all shoulder pain in Australian general practice is due to rotator cuff complaints?

  • 60%
  • 40%
  • 70% (correct)
  • 50%

Which joint is not part of the shoulder complex?

<p>Patellofemoral (C)</p> Signup and view all the answers

What percentage of people report ongoing symptoms after 3 years of shoulder dysfunction?

<p>54% (C)</p> Signup and view all the answers

What contributes to a growing health burden in the community related to shoulder pain?

<p>Impact on all age groups (C)</p> Signup and view all the answers

What is the primary action of infraspinatus and supraspinatus muscles?

<p>External rotation of the glenohumeral joint (B)</p> Signup and view all the answers

Which term is used as an umbrella term for shoulder dysfunction related to the rotator cuff and/or bursa?

<p>Rotator cuff related shoulder pain (RCRSP) (C)</p> Signup and view all the answers

Which group of muscles coordinates to upwardly rotate the scapula?

<p>Axioscapular muscles (D)</p> Signup and view all the answers

What contributes to stability of the glenohumeral joint during movement?

<p>Ligaments, capsule, labrum, and active muscle restraints (D)</p> Signup and view all the answers

Which muscle is an internal rotator of the glenohumeral joint?

<p>Subscapularis (C)</p> Signup and view all the answers

Which muscle group contributes to both mobility and stability of the glenohumeral joint?

<p>[<code>Rotator cuff muscles</code>] (A)</p> Signup and view all the answers

What might be attributed to shoulder dysfunction involving the rotator cuff and/or bursa?

<p>'Rotator cuff related shoulder pain (RCRSP)' (A)</p> Signup and view all the answers

Which muscles are correlated in activation levels and recruitment patterns with increasing load?

<p>[<code>Axioscapular and scapulohumeral muscles</code>] (C)</p> Signup and view all the answers

What is important in effectively functioning shoulder along with force?

<p>[<code>Motor control</code>] (C)</p> Signup and view all the answers

What contributes to increasing mobility of the shoulder?

<p>Scapula movement (A)</p> Signup and view all the answers

Which joint contributes approximately 2/3 to shoulder elevation range?

<p>GHJt (A)</p> Signup and view all the answers

What does scapulohumeral rhythm refer to?

<p>Timing of the movement between GHJt and scapula (D)</p> Signup and view all the answers

What forms a force couple with the upper and lower trapezius to assist upward rotation of the shoulder?

<p>Serratus anterior (D)</p> Signup and view all the answers

What muscle changes its action from a scapular depressor to an upward rotator when the arm moves above 90?

<p>Lower trapezius (B)</p> Signup and view all the answers

What is defined as an alteration in normal scapula position or movement?

<p>Winging (C)</p> Signup and view all the answers

What contributes to scapular dyskinesis when protracted and resting in an anteriorly tilted position?

<p>Overactivity of pectoralis minor (C)</p> Signup and view all the answers

Which joint acts like a fulcrum for the clavicle during arm elevation?

<p>SCJt (D)</p> Signup and view all the answers

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