Muscular Vocabulary

A bundle of muscle fibers bound together by connective tissue

• Actin

• Myofibrils

• Fascicle

• Tetanus

A response that varies directly with the strength of the stimulus

• Isometric contraction

• Muscle tone

• Graded response

• Prime mover

Attachment of a muscle that remains relatively fixed during muscular contraction.

Contractile organ found in the cytoplasm of muscle cells

Contractile protein of muscle: composes thin filaments

Contraction of the same length

Contraction of the same tone and tension

Cord of dense fibrous connective tissue attaching muscle to bone

Fibrous or membranous sheet connecting a muscle and the part it moves

Filaments composing the myofibrils: composed of actin and myosin