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24 Cards in this Set

  • Front
  • Back

abduction

movement Away from the midline

adduction

Movement towards the midline

aerobic

requiring oxygen

agonist

Contracts the muscle to cause movement

anaerobic

Requiring no oxygen

antagonist

Produce movement in the opposite direction of prime mover

circumduction

Circular movement of a joint

dilate

Become wider, larger or more open

eversion

turn outward

extension

act of increasing the angle between two bones, straightening motion

fascia

Thin flexible band of connective tissue that holds, separate or bonds muscle

flexion

Act of decreasing the angle between two bones, bending motion

insertion

attachment for skeletal muscle to bone after crossing over a joint to allow movement during muscle contraction

inversion

turn inward

isometric

Contraction of a muscle, but the joint does not move

isotonic

Maintains a constant tension as the muscle changes length

origin

Attachment site for skeletal muscle to bone that does not move during muscle contraction

oxygen debt

Deficiency of oxygen from physical activity

prime mover

Produces movement of a muscle in a single direction

pronation

rotation of the hand and forearm so that the palm faces downward

rotation

movement that allows a bone to move around a central axis

striated

Muscle tissue with repeating Sarcomers giving a striped appearance

supination

Palm facing up or when walking the wait is on the outside of the foot

synergists

Muscles that help support a joint