8D. Lower Arm: Ligaments and Olecranon Bursa

These flashcards cover key concepts related to the ligaments of the elbow and olecranon bursa, facilitating understanding of their anatomy and functions.

Ulnar Collateral Ligament

A triangular ligament arising from the medial epicondyle of the humerus, attaching to the proximal ulna, preventing side-to-side movements.

Tommy John Surgery

A reconstructive surgical procedure for the ulnar collateral ligament, named after the first major league pitcher to undergo the surgery.

Radial Collateral Ligament

A ligament that arises from the lateral epicondyle of the humerus, blending into the lateral side of the annular ligament.

Annular Ligament

A ligament that encircles the head of the radius, supporting it during rotation at the proximal radioulnar joint.

Olecranon Bursa

A fluid-filled sac located between the skin and the olecranon process of the ulna; protects the elbow joint.

Olecranon Bursitis

Inflammation of the olecranon bursa, often resulting from muscle overuse, trauma, or pressure, known as 'student's elbow'.

Elbow Joint

A hinge joint that allows for flexion and extension of the forearm, supported by collateral ligaments.

Bursitis

An inflammation of a bursa, which can be acute or chronic, commonly triggered by overuse, trauma, or prolonged pressure.