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 top of the humerus is part of the shoulder ...

There is one radius (R1) and one ulna (U1); these are the two bones that connect the wrist and elbow. There are two humerus bones (H1 and H2). The humerus connects the shoulder and the elbow.

Everything about the anatomy of a bird reflects its ability ... muscles of the wing are also highly specialized. The main bone, the humerus, which is similar to the upper arm of a mammal, is ...