Fast-twitch fibers is defined as the muscle fibers that produce fast contractions but fatigue rapidly. It is one of several types of muscle fibers found in skeletal muscle. Fast-twitch fibers is also called Type II fibers which is characterized as having low oxidative capacity but high glycolytic capacity.

Related Articles

Muscle spindle at psychology-glossary.com■■■■
Muscle spindle is defined as a muscle stretch receptor oriented parallel to skeletal muscle fibers; the . . . Read More
Type IIb fibers at psychology-glossary.com■■■
Type IIb fibers refer to fibers that have a relatively small number of mitochondria, a limited capacity . . . Read More
Type I fibers at psychology-glossary.com■■■
Type I fibers refer to fibers that contain large numbers of oxidative enzymes and are highly Fatigue . . . Read More
Sphincter muscle at psychology-glossary.com■■■
Sphincter muscle refers to a type of parallel muscle that is a technically endless strap muscle with . . . Read More
Intermediate fibers at psychology-glossary.com■■■
Intermediate fibers: Intermediate fiber refers to muscle fiber type that generates high force at a moderately . . . Read More
Perimysium at psychology-glossary.com■■■
Perimysium refers to the connective tissue surrounding the fasciculus of skeletal muscle fibers . . . Read More
Physical activity at psychology-glossary.com■■■
Physical activity refers to any bodily movement produced by contraction of the skeletal muscles that . . . Read More
Golgi tendon organs (GTO) at psychology-glossary.com■■■
- Golgi tendon organs (GTO) : Golgi tendon organ (GTOs) refer to a tension receptor located in series . . . Read More
Type IIa fibers at psychology-glossary.com■■
Type IIa fibers refer to fibers that contain biochemical and Fatigue characteristics that are between . . . Read More
Steak at glorious-food-glossary.com■■
A steak ("roast") is generally a cut of beef sliced perpendicular to the muscle fibers, or of fish cut . . . Read More