Bone
Ulna
Medial forearm bone
High-yield
Olecranon is the point of the elbow and the triceps insertion; the trochlear notch grips the humeral trochlea.
Overview
The medial and longer forearm bone that forms the main hinge of the elbow via the trochlear notch and stabilises the forearm.
Reference facts
- Bone type
Long
- Key landmarks
Olecranon; Coronoid process; Trochlear notch; Radial notch; Ulnar tuberosity; Head; Styloid process
- Articulations
Humerus (trochlea, elbow joint); Radius (proximal and distal radioulnar joints)