Abductor Pollicis Brevis
Abducts thumb. Located in the upper limb.
- Actions
- abducts thumb
- Origin
- flexor retinaculum of hand, scaphoid and trapezium
- Insertion
- radial base of proximal phalanx of thumb and thumb extensors
- Innervation
- median nerve
- Blood supply
- superficial palmar arch
Antagonists Adductor Pollicis