Biology (Raven), 9th EditionChapter 47:
The Musculoskeletal SystemAnimations and Videos Bone Growth in Width (390.0K)
Osteoporosis (1838.0K) Sarcomere Shortening (499.0K) Sarcomere Contraction (504.0K) Myofilament Contraction (738.0K) Breakdown of ATP and Cross-Bridge Movement During Muscle Contraction (643.0K) The Cross-Bridge Cycle (107.0K) Action Potentials and Muscle Contraction (605.0K)  Muscle Contraction (20203.0K)
Function of the Neuromuscular Junction (700.0K) Activation of Contraction in Smooth vs. Skeletal Muscles (94.0K) Mechanics of Single Fiber Contraction I (188.0K) Energy Sources for Prolonged Exercise (1491.0K)  | 
