Joseph E. Muscolino's Page

Hi,

When muscles are first learned, it is classically the concentric (shortening) contractions that are first learned. Unfortunately, this is often as far as many students progress when learning about the musculoskeletal system. If a snapshot were taken at any one instant in time during a motion pattern, less than half of the contractions that are occurring in the body would actually be concentric contractions of movers (agonists). There are also the eccentric contractions of antagonists and the… Continue