Contractions in which muscles shorten and produce movement are known as ________. contractions in which muscles shorten and produce movement are known as ________. isometric contractions resistance exercises twitches isotonic contractions
Isometric muscular contractions do not change the length of the muscle they are responsible for movement. Isotonic muscular contractions will lengthen or shorten the muscle. Concentric contractions shorten the muscle. Eccentric contractions lengthen the muscle.
