Your abdominal muscles surround your trunk between the rib cage and pelvis and keep your abdominal organs safe. Your core abdominal muscles also support your trunk and allow movements while keeping ...

The superior rectus is an eye muscle, controlling the eye as it moves up. This muscle is among four muscles — including the medial rectus, lateral rectus, and the inferior rectus — which control the ...

The medial rectus muscle is the largest of the eye’s extraocular movement muscles, six individual muscles that surround the eye and help control the eye’s movement. The other five extraocular muscles ...