The Ulna - Proximal - Shaft - Distal - TeachMeAnatomy
2024年10月1日 · The ulna is a long bone in the forearm. It lies medially and parallel to the radius, the second of the forearm bones. The ulna acts as the stabilising bone, with the radius pivoting to produce movement. Proximally, the ulna articulates with the humerus at the elbow joint.
Ulna (Bone): Anatomy, Location & Function - Cleveland Clinic
Your ulna and radius are the two bones that make up your forearm. They share the functions that let your arm and wrist move. The ulna is slightly longer than the radius.
Ulna – Definition, Location, Anatomy, Functions, Labeled Diagram
2023年12月12日 · The small rounded part on the distal ulnar surface is the head, and it articulates with the cup-shaped ulnar notch of the radius and the triangular fibrocartilage articular disc, a cartilage structure that keeps the ulna from forming any …
Ulna - Wikipedia
The body of the ulna at its upper part is prismatic in form, and curved so as to be convex behind and lateralward; its central part is straight; its lower part is rounded, smooth, and bent a little lateralward. It tapers gradually from above downward, and has three borders and three surfaces.
Ulna – Definition, Location, Anatomy, Functions, Labeled Diagram
2018年8月25日 · Anatomy of the Ulna Bone Different Parts of Ulna and the Joints Formed by Them. The long bone can be divided into three parts: the proximal or upper end, the shaft, and the distal or lower end [6].
Radius and ulna: Anatomy and function - Kenhub
2023年10月30日 · The ulna is the medial bone of the forearm and the longer of the two parallel forearm bones. Like the radius, the ulna also has three main parts: a proximal end, shaft and a distal end. The proximal end articulates with the distal humerus and the head of the radius.
The Anatomy, Function, and Treatment of the Ulna - Verywell Health
2024年8月9日 · The top of the ulna forms a C-shaped bump, which is made up of both the radial notch and the trochlear notch. As its name suggests, the radial notch is the point where the radius joins the ulna. These two structures rest on each other and combine to form the forearm.
Anatomy, Shoulder and Upper Limb, Forearm Ulna
2023年7月24日 · The ulna is one of the two forearm long bones that, in conjunction with the radius, make up the antebrachium. The bone spans from the elbow to the wrist on the medial side of the forearm when in anatomical position. In comparison to the radius, the ulna is described to be larger and longer.
The Ulna: Anatomy and 3D Illustrations - Innerbody
The ulna is the longer, larger and more medial of the lower arm bones. Many muscles in the arm and forearm attach to the ulna to perform movements of the arm, hand and wrist. Movement of the ulna is essential to such everyday functions as throwing a ball and driving a car.
Ulna - Structures, Articulations, 3D Model | AnatomyZone
2021年2月28日 · The ulna is a long bone located medially in the forearm. This tutorial reviews the following anatomy: proximal ulna, shaft, and distal ulna.
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