"eccentric loading" . "force-velocity and force-length" . "shortening (concentric) contraction" . "Cross-bridge cycle" . "Muscle contraction#Classification of voluntary muscular contractions" . "crossbridge cycling" . . "physiology of muscle" . "concentrically" . "voluntary control" . "pump" . "direct motor response (M)" . "muscle contraction" . "fast-twitch muscle" . "contractile protein" . "muscle physiology" . "muscular contraction" . "shortening" . "contract muscles" . "skeletal muscle contractility" . "Eccentric contraction" . "isometric contraction" . "muscle's maximal capacity" . "contraction of the muscles" . "Muscle contraction" . "contractility" . "contractile function" . "flexing muscles" . "ventricular contraction" . "Muscle contraction#Excitation-contraction coupling" . "length-tension" . "contractions" . "concentric" . "excitability" . . "contract" . "negative repetitions" . "maximal voluntary contraction" . . "movement" . "muscular tension" . "force\u2013length relation" . "length-tension relationship" . "Musculoskeletal Strength" . "Muscle contraction" . "Muscle contraction#Excitation\u2013contraction coupling" . "eccentric muscle contractions" . "isometric" . "smooth muscle contraction" . . . "muscle" . "lengthening" . "going backwards" . "contraction of muscles" . "isometrically" . "Muscle contraction#Concentric contraction" . "contracted" . "animal movement" . "contractile" . "skeletal muscle contraction" . "Concentric exercise" . "eccentric" . "contracts" . "contractile proteins" . "muscle-firming" . "isometric twitch force" . . "force-velocity curve" . "length-tension and force-velocity curves" . "contractile functions" . "excitation contraction coupling" . "isovelocity" . "Isometric strength" . "Muscles contract" . "eccentrically" . "no change in length" . "Contraction" . "flex" . "isotonic" . "contraction" . "muscular contractions" . . "force\u2013velocity relationship" . "lengthening (eccentric) contraction" . "mechanism of movement of muscle fibre" . "skeletal muscle" . . "muscle activity" . "eccentrically stretch" . . "contraction of smooth muscle" . "twitching" . "muscle's contraction" . "cross-bridge cycling" . "Muscle contraction#Cross-bridge cycle" . "Muscle contraction#Eccentric contraction" . "tense and relax" . "length, shortening speed" . "contractile force" . "circular and longitudinal muscle" . "Concentric muscle contractions" . "isotonic contraction" . "contracting" . "force-velocity relationship of muscles" . "length-tension curve" . "twitch" . "Relaxation" . "excitation-contraction coupling" . "excitation" . . "Muscular Energy" .