Medically reviewed by Jennifer Steinhoff, MD The humerus is your upper arm bone. It is the longest bone in the upper part of your body and is connected to many important tendons and ligaments. The ...

The Humerus Bone: Anatomy, Breaks, and Function. ... Fossae: You have three fossae, which are depressions that help to accommodate the bones of your lower arm when your elbow joint is moved.

Arm muscle anatomy refers to the location and function of the muscles of the arms. These muscles attach to the shoulder blade, upper arm bone (humerus), forearm bones (radius and ulna), wrist ...

To understand the source of this discomfort, let's review a few key points of human anatomy. To begin, the funny bone is scientifically known as the ulnar nerve, which is the primary nerve in the arm.

A third tendon near your elbow connects the biceps to a bone in your lower arm, called the radius. A biceps tendon can tear in one of two places: A proximal biceps tendon rupture happens at the ...

Elbow Anatomy. Your elbow needs more than bones and joints to make the arm move. The elbow is also an axis point for many different muscles, ligaments, and tendons.