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Types of Muscles

Different types of muscles

TermDefinition
Unipennate Muscles run obliquely from tendon on 1 side
Parallel Parallel fibers- greater range
Fast Speed of twitch contraction and relaxation
Slow Low rates of stimulation
Strap Thin long band
Fusiform Spindle shaped with central belly that tapers down
Flat Thin and broad EX: Abs
Radiate Fan shaped, triangular
Circular Surrounds openings
Bipennate Run obliquely on both sides of tendon
Multipennate Several tendons with fibers running diagonally between them
Antagonist (prime mover) Reverses movement
Fixator Holds bone in place
Aponeurosis Takes place of tendon in sheet-like muscles
Insertion Muscle attaches to movable bone
Origin Where the muscles tendon attaches to stationary bone
Created by: grcarlson