# data[].attributes.body
moving a body part away from the midline

# data[].attributes.body
moving a body part toward the midline

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forms the walls of the heart and contracts to circulate blood

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moving in a circle at the joint

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becomes short and thick, which causes movement

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muscle fibers that are stimulated by nerves

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muscle fibers that are stimulated by nerves 

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a server tightening of a flexor muscle resulting in in bending of a joint

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bending backwards or bending toward the knee

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allows the muscle to return to its original after it has contracted or stretched

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irritability the ability to respond to a stimulus such as server impulse

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the ability to be stretched

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increasing the angle between the 2 bones or straighting a body part

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a tough sheetlike membrane that covers and protects the tissue

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decreasing the angle between 2 bones or bending the a body part

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the end that moves when the muscle contracts

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function without thought

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muscle partially contracted at all times

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more than 600 muscle make up the body system

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the end that doesn't move at the end of a bone

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bending foward

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turning a body part downward

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turning a body part around its own axis

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attached to bones and causes body movement

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turning a body part downward

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strong, tough, fibrous, connective tissue

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found in the internal organs of the body

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person has control