Flexor Retinaculum Attachments — FRCA Primary MCQ

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HardAnatomyFlexor Retinaculum AttachmentsFRCA Primary

Regarding the anatomy of the wrist the flexor retinaculum (transverse carpal ligament) attaches to four bony points. Which of the following is one of them?

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Correct answer: A — Scaphoid tubercle

The flexor retinaculum attaches to four bony points forming the roof of the carpal tunnel: scaphoid tubercle and trapezium ridge (laterally) / pisiform and hook of hamate (medially). The carpal tunnel contains: median nerve + 9 tendons (4 FDS + 4 FDP + FPL). Ulnar nerve and artery pass superficial to the retinaculum through Guyon's canal.

Reference: RCoA 2021 Primary FRCA Curriculum