The shoulder blade, also known as the scapula, is a flat bone located on the upper back of humans. This bone is an important part of the anatomy, providing the necessary attachment points for numerous muscles that allow for shoulder movement and stability. Interestingly, there are several synonyms for the term shoulder blade, including wing bone, shoulder bone, and blade bone. The term wing bone refers to the bone's shape, which resembles a bird's wing. The term shoulder bone defines the bone's location, while the term blade bone refers to its flat, blade-like shape. Regardless of the synonym used, the shoulder blade remains a vital component of human anatomy.