The shoulder, or pectoral girdle, is a structure that plays an essential role in many functions and movements. The three shoulder bones include the scapula, the clavicle, and the humerus. A shoulder ...

A, C, E (top) are the external views of an adult human, cat, and a juvenile horse, respectively. The bony cap is depicted in yellow, the distal phalanx is blue, and the middle phalanx is red. B, D, F, ...

Everyone knows that we can view the broad structures of our bones in the body by taking X-rays. Yet that's just scratching the surface. Science now has a host of new imaging and characterization ...

Your femur connects many important muscles, tendons, and ligaments in your hips and knees to the other parts of your body, including parts of the circulatory system. More than that, it helps you carry ...