2.02 Muscle System Vocabulary

movement away from the midline

• abduction

• adduction

• aerobic

• anaerobic

movement toward the midline

• abduction

• adduction

• aerobic

• anearobic

requires oxygen

• abduction

• adduction

• aerobic

• anaerobic

requires no oxygen

• abduction

• adduction

• aerobic

• anaerobic

contracts the muscle to cause movement

• antagonist

• agonist

• adduction

• abduction

produces movement in the opposite direction of prime mover

• antagonist

• agonist

• aerobic

• anaerobic

circular movement of a joint

• inversion

• dilate

• eversion

• circumduction

become wider, larger or more open

• circumduction

• eversion

• dilate

• origin

turn outward

• eversion

• inversion

• flexion

• extension

act of increasing the angle between two bones, straightening motion

• eversion

• inversion

• extension

• flexion