Overview

abductor pollicis brevis


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  • Sports and Exercise Medicine
  • Plastic and Reconstructive Surgery

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Quick Reference

A small muscle crossing the wrist. It helps to straighten the thumb and move the thumb away from the fingers. It is attached proximally to the trapezium and scaphoid bones (origin), and distally to the base of the first phalanx of the thumb (insertion).

Subjects: Sports and Exercise Medicine — Plastic and Reconstructive Surgery.


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