Main Model
32 Tendon of extensor digiti minimi muscle
Extensor digiti minimi
Proximal Attachment: Lateral epicondyle of humerus (common extensor origin)
Distal Attachment: Extensor expansion of 5th digit
Innervation: Deep branch of radial nerve (C7, C8)
Main Action(s): Extends 5th digit primarily at metacarpophalangeal joint, secondarily at interphalangeal joint