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.

Your forearm anatomy includes 20 muscles, ranging from the extensor carpi radialis longus to the abductor pollicis longus. One of the largest is the brachioradialis, which helps to bend your elbow.

Anatomy is the study of the structure of living things. It is key to medicine and other areas of health. Here, learn about the fields of anatomy and more.