DeQuervain's Tenosynovitis and Guyon's Canal Quiz

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Questions and Answers

Which of the following tendons is NOT located in the extensor tunnel at the dorsal wrist?

  • Extensor pollicis longus
  • Extensor digitorum communis
  • Abductor pollicis longus
  • Extensor carpi ulnaris (correct)

Which ligament does the extensor retinaculum attach to?

  • Pisometacarpal ligament (correct)
  • Radial collateral ligament
  • Annular ligament
  • Ulnar collateral ligament

What is the clinical implication of DeQuervain's Tenosynovitis?

  • Inflammation of the extensor tunnel
  • Inflammation of the ulnar styloid process
  • Inflammation of the flexor carpi ulnaris tendon
  • Inflammation of tendons and surrounding synovial sheath of extensor tunnel I (correct)

What is the main cause of DeQuervain's Tenosynovitis?

<p>Overuse or repetitive activities (D)</p> Signup and view all the answers

What is the order of the compartments in the extensor tunnel from lateral to medial?

<p>III, IV, V, I, II, VI (B)</p> Signup and view all the answers

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