Abductor Pollicis Brevis

Description

Illustration of Abductor Pollicis Brevis

Origin

• Scaphoid
• trapezium
• Flexor retinaculum

Insertion

• Base of proximal phalanx of 1st digit

Actions

• Abduction of carpometacarpal joint of 1st digit

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Artery

• Superficial palmar branch of radial artery

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Nerve

• Recurrent branch of median nerve

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Clinical Significance

• Unknown

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See Also

• Physical Exam Hand
• Hand Pain (Main)
• Wrist Pain (Main)
• Hand And Wrist Anatomy

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