Ulnar abduction

As ulnar deviation a is movement of the hand or of the finger referred to, in which the hand or fingers in the direction of the ulna ( ulna ), that is to the little finger side is bent (→ abduction ). The opposite movement to ulnar abduction is radial abduction .

Various muscles are involved in the ulnar abduction performed in the carpal joint:

• Extensor carpi ulnaris muscle
• Flexor carpi ulnaris muscle
• Extensor digiti minimi muscle

literature

• Michael Schünke, Erik Schulte, Udo Schumacher: Prometheus. LernAtlas der Anatomie . 3. Edition. General anatomy and motor systems. Thieme, Stuttgart 2011, ISBN 978-3-13-139523-8 .