The musculoskeletal system
The musculoskeletal system
The musculoskeletal system is the skeleton, muscles, tendons, ligaments, cartilage and joints working together. Mammals have an endoskeleton, so the supporting framework is inside the body and made mainly of bone.
Step-by-step lessons on Edexcel A A Level Biology Muscles, skeleton and movement. Each one builds up to exam-style questions. Build a strong foundation in cell biology and biochemistry early on, since later topics on genetics, ecology and physiology all draw on these core concepts.