- April 28, 2026The thumb extensor tendons form the anatomical snuffbox — the triangular hollow on the dorsoradial wrist between the EPL posteriorly…
- April 28, 2026The wrist flexor tendons, comprising the flexor carpi radialis, flexor carpi ulnaris, and the variable palmaris longus, are the primary…
- April 28, 2026The extensor hood is the complex fibrous expansion over the dorsum of each finger that integrates the force of the…
- April 28, 2026The thumb IP joint is a simple hinge joint with a single degree of freedom allowing the thumb tip to…
- April 28, 2026The CMC joints of fingers 2 through 5 are small plane synovial joints between the metacarpal bases and the distal…
- April 28, 2026The inferior radioulnar joint is the distal pivot of forearm rotation, where the radius swings around the ulnar head during…
- April 28, 2026The metacarpophalangeal joints are the knuckle joints of the hand, condyloid joints that allow both finger flexion-extension and spreading (abduction-adduction…
- April 28, 2026The proximal interphalangeal joints are the primary joints of finger function, responsible for most of the finger's useful arc of…
- April 28, 2026The distal interphalangeal joints are the terminal finger joints, allowing the fingertips to contact objects precisely and adapt their position…
- April 28, 2026The thumb CMC joint is the most important single joint in the hand, enabling the thumb opposition that distinguishes human…