During an ____________ contraction, the muscle develops tension without changing in length.An isometric contraction occurs at the ____________ of a muscle contraction and during prolonged activities.During an isotonic contraction, the muscle shortens even though the level of ____________ is maintained.During an isotonic contraction, a ____________ can be moved.The act of a muscle maintaining tension while it lengthens is called an isotonic ____________ contraction.During an isotonic eccentric contraction, a muscle is allowed to ____________ without going limp.
