Category Contraction Definition Sporting Example Type Muscles shorten and bulge Concentric as they contract – Muscles lengthen as they contract. involve Eccentric This allowed muscles to support the movement Isotonic joint when moving heavy objects Contractions that Muscles do not move however do Isometric create a force
Category Contraction Type Definition Sporting Example Isotonic – Contractions that involve movement Concentric Muscles shorten and bulge as they contract Eccentric Muscles lengthen as they contract. This allowed muscles to support the joint when moving heavy objects Isometric Muscles do not move however do create a force
Year-9-PE-Detailed-revision-pack.docx