SOLUTION Muscle diagrams Biology Diagrams Learn about the muscular system, a set of tissues that can change shape and produce force. See diagrams of skeletal, visceral and cardiac muscles, and how they work with the nervous system. Explore the muscular system in 3D with the BioDigital Human platform, a cloud-based virtual map of the human body. Learn about anatomy, disease and treatment with over 8,000 selectable structures and 850+ simulated conditions.