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Ulna Bone

Landmarks of the Ulna Bone

NameDescription
Ulna Medial, distal
Olecranon Process "ulna head" top of the U
Radial Notch Place on ulna where radius touches
Guiding Ridge Separates trochlear into Lateral and Medial
Pronator Ridge Anterior, medial, distal; pronator muscle held here
Radial Articulation Distal end of ulna where radius articulates
Parry Fracture Break to the ulna cause by trying to defend against a blow.
Coronoid Process Bottom of the U, proximal
Trochlear Notch Where the humerus joins via trochlea
Styloid Process Medial end of bone, sort of sticks out
Ulnar Tuberosity Protuberance, proximal on ulna
Created by: AlliMac82