- April 28, 2026The radial artery is the preferred site for arterial blood gas sampling and arterial line placement due to its superficial…
- April 28, 2026The ulnar artery is the larger forearm artery, providing the primary supply to the superficial palmar arch. The common interosseous…
- April 28, 2026The pronator quadratus is a flat square muscle at the distal forearm whose short tendinous fibres attach to the anterior…
- April 28, 2026The supinator wraps around the lateral proximal radius in two layers with the posterior interosseous nerve passing between them. Its…
- April 28, 2026The anterior interosseous nerve is a pure motor branch of the median nerve supplying the FPL, index-middle FDP, and pronator…
- April 28, 2026The DRUJ is the distal pivot of forearm rotation where the sigmoid notch of the radius rotates around the ulnar…
- April 28, 2026The DRUJ is the distal pivot of forearm rotation, complementing the proximal radioulnar joint at the elbow. The sigmoid notch…
- April 28, 2026The posterior interosseous nerve (PIN) is the motor branch of the radial nerve that enters the posterior forearm through the…
- April 28, 2026The forearm interosseous membrane connects the radius and ulna through a fibrous sheet whose fibres run obliquely (distal-to-radial direction) to…
- April 28, 2026The pronator teres is the primary forearm pronator, inserting on the lateral radius to rotate it around the ulna in…