The arm extends from the shoulder to the wrist, including the upper arm and forearm. ... (2020). Anatomy, shoulder and upper limb, forearm flexor carpi ulnaris muscle. https: ...

The head of your upper arm bone, also called the humerus, fits into the socket of your shoulder blade, or scapula. When you extend your arm out away from your body, the rotator cuff muscles keep ...

Your humerus is the long bone in your upper arm that's located between your elbow and shoulder. A fracture is one of the most common injuries to the humerus.

They’re a very important muscle group that’s located where your upper arm meets your torso. Your deltoids are one of the most complex muscle groups in your body, and they’re made to move.