Ulnar Anatomy

The ulna extends past the humerus to form the tip of the elbow known as the olecranon. At its proximal end it forms the elbow joint with the humerus of the upper arm and the radius of the forearm.

Ulnar Collateral Ligament Anatomy Download Scientific Diagram

Specifically the ulna joins articulates with.

Ulnar anatomy. The ulna extends through the forearm from the elbow to the wrist narrowing significantly towards its distal end. The ulna is a long bone in the forearm. The nerve that runs through your funny bone anatomy.

Ulna bone anatomy also called ulnar bone olecranon process the word olecranon comes from a greek word that means elbow head this bony. The ulna is one of two bones that give structure to the forearm. Trochlear notch the trochlear notch is a large depression.

Coronoid process the coronoid process is another bony prominence that is received into. It lies medially and parallel to the radius the second of the forearm bones. Ulna inner of two bones of the forearm when viewed with the palm facing forward.

The radius near the elbow as a pivot joint this allows the radius to cross over. There are several conditions that can affect the ulnar. The other shorter bone of the forearm is the radius the upper end of the ulna presents a large c shaped notchthe semilunar or trochlear notchwhich articulates with the trochlea of the humerus upper arm bone to form the elbow joint.

Together with the radius the ulna enables the wrist joint to rotate. The distal radius where it fits into the ulnar notch. Continue scrolling to read more below.

Proximally the ulna articulates with the humerus at the elbow joint. The ulna is located on the opposite side of the forearm from the thumb. Trochlea of the humerus at the right side elbow as a hinge joint with semilunar trochlear notch.

Distally the ulna articulates with the radius forming the distal radio ulnar joint. It joins with the humerus on its larger end to make the elbow joint and joins with the carpal bones of the hand at its smaller end. The ulnar nerve is involved in carrying sensations from the hand and fingers up to.

The ulna acts as the stabilising bone with the radius pivoting to produce movement. The ulnar nerve is a long nerve running through the whole arm.

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