During human-chimp evolution, the hip extensor muscle glutaeus maximus (GM) has "moved" from below to above a conspicuous bony crest (black arrowheads). In gorillas the GM muscle is situated below ...

a group of muscles attached to the pubic bone, tail bone, and sit bones in the pelvis. These muscles are responsible for important functions like stabilizing your hips and spine, facilitating your ...

Muscles are attached to bone by tendons. Tendons are very strong, inelastic connective tissues that allow a muscle to pull on a bone to move it. Four of the synovial joint types are responsible ...

Muscles are attached to bone by tendons. Tendons are very strong, inelastic connective tissues that allow a muscle to pull on a bone to move it. Different types of synovial joints allow varying ...