Deep posterior forearm muscles (attachments)

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- - Question
  - Answer
- - What are the proximal attachments of supinator (3)?
  - Humerus (lateral epicondyle); radial ligaments (collateral, annular); ulna (supinator fossa, crest) Show answerWrong Right
- - What are the proximal attachments of abductor pollicis longus (3)?
  - Ulna (posterior of proximal half); radius (posterior surface fo proximal half); interosseous membrane (posterior of proximal half) Show answerWrong Right
- - What are the proximal attachments of extensor pollicis longus (2)?
  - Ulna (posterior of middle third); interosseous membrane (posterior of middle third) Show answerWrong Right
- - What are the proximal attachments of extensor pollicis brevis (2)?
  - Radius (posterior of distal third); interosseous membrane (posterior of distal third) Show answerWrong Right
- - What are the proximal attachments of extensor indicis (2)?
  - Ulna (posterior of distal third); interosseous membrane (posterior of distal third) Show answerWrong Right
- - What is the distal attachment of supinator?
  - Radius (lateral, posterior and anterior of proximal third) Show answerWrong Right
- - What is the distal attachment of abductor pollicis longus?
  - 1st metacarpal (base) Show answerWrong Right
- - What is the distal attachment of extensor pollicis longus?
  - Distal phalanx of thumb (base) Show answerWrong Right
- - What is the distal attachment of extensor pollicis brevis?
  - Proximal phalanx of thumb (base) Show answerWrong Right
- - What is the distal attachment of extensor indicis?
  - Extensor expansion of 2nd digit Show answerWrong Right