Aches, pain and reduced function can affect one or both arms ... further end of the humerus and the nearest ends of two lower-arm bones: the ulna and radius. The elbow flexes and extends the ...

Broad, fan-shaped bones on either side, called the iliac blades, curve to form a pelvic basin. This basin helped support her internal organs and entire upper body as she moved. Lucy: arm bones ...

bones also work together with muscles and tendons to get the body moving. For example, the humerus, radius and ulna work with your biceps and triceps to curl or extend your arm. Having many joints ...

A 700,000-year-old fragment of arm bone has shed light on the origins ... can gather a lot of information about heritage as well as function." An enduring mystery is how the ancestors of H.