Human Body MapsA free, interactive anatomy program that provides access to high-quality medical images. Mouse over images to learn more. Explore images layer by layer. Rotate images 360 degrees. For example, the description for a muscle contains a description of the muscle, its origin, insertion, vasculature, innervation, and muscle action as well as information on common clinical concerns. Both male and female anatomies are featured. The site provides links to related Healthline consumer health articles that are reviewed by physicians and animations from Visible Productions.