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My muscular study

Hs1 muscuar system key

QuestionAnswer
muscular system bundles of muscle fibers held together by tissues
excitability irritability,the ability to respond to a stimulus such as nerve impulse
contractibility? muscle fibers that are stimulated by nerves contract, or become short and thck, which causes movement.
extensibility the ability to be stretched
elasticity allows the muscle to return to its original shape after it has contracted or stretched
cardiac muscle forms the walls of the heart and contracts to circulate blood
visceral (smooth muscle) found in the internal organs of the body such as those of the digestive and respiratory system, and the blood vessels and eyes
involuntary they function without conscious thought or control. such as the cardiac and visceral muscles
skeletal muscle attached to the bones and causes body movement
voluntary person has control over its action
Tendons Strong, tough connective tissue cords
Fascia a tough,sheet like membrane that covers and protects the tissues
origin a muscle attaches to a bone,the end that does not move is called the origin
insertion the end that moves when the muscle contracts is called the insertion
Adduction Movement of a limb toward the midline of the body
abduction the movement of a limb away from the midline of the body.
Flexion a position that is made possible by the joint angle decreasing.
contracture is a shortening of a muscle in the human body.
muscle tone is the continuous and passive partial contraction of the muscles.
Rotation
Created by: detroy22
 

 



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