Abductor digiti minimi of hand at a glance
- What it is
- The muscle forming the ulnar (little-finger) side of the hypothenar eminence.
- Location
- Origin: pisiform and the tendon of flexor carpi ulnaris. Insertion: ulnar side of the base of the proximal phalanx of the 5th digit and the extensor expansion.
- Function
- Abducts the little finger.
- Body system
- Muscular · paired (left and right)
- FMA ID
- FMA37396 (Foundational Model of Anatomy)
Key facts
- Innervation: deep branch of the ulnar nerve (C8–T1)
- Blood supply: ulnar artery
Structures next to the abductor digiti minimi of hand
The nearest named structures in the 3D model, measured from the centre of each part:
- Flexor digiti minimi brevis of hand · muscular
- Opponens digiti minimi of hand · muscular
- Fifth metacarpal bone · skeletal
- Fourth metacarpal bone · skeletal
- Palmar metacarpal artery · cardiovascular
- Pisiform · skeletal
- Palmar interossei of hand · muscular
- Dorsal venous network of hand · cardiovascular
- Third metacarpal bone · skeletal
- Hamate · skeletal
References
- Foundational Model of Anatomy: Abductor digiti minimi of hand (FMA37396). EMBL-EBI Ontology Lookup Service.
- OpenStax. Anatomy and Physiology 2e, §11.2 Naming Skeletal Muscles. Rice University, 2022.
- Mitsuhashi N. et al. (2009). BodyParts3D: 3D structure database for anatomical concepts. Nucleic Acids Research 37, D782–D785. Data © The Database Center for Life Science, CC BY 4.0.
Related anatomy
Explore the whole body in the interactive 3D human anatomy model, or browse the A–Z list of human structures.