PENNATE MUSCLES Flashcards
What is the shape of pennate muscles?
Resemble quills on bird
Where are pennate muscles found?
Tendons run through body of muscle
What do fascicles in pennate muscles form?
Form oblique angle relative to tendon
What is the difference between pennate and parallel muscles?
Pennate muscles contain more muscle fibers than parallel muscle of same size (generate more force)
What is unipennate?
Muscles fibers on one side of the tendon
Where is a unipennate found?
Extensor digitorum (forearm)
What is bipennate?
Muscle fibers on both sides of the tendon
Where is a bipennate found?
Rectus femoris (thigh)
What is multipennate?
Tendon branches within the muscle
Where is a multipennate found?
Deltoid (shoulder)