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17 Cards in this Set
- Front
- Back
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Pronation
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A rotational movement of the forearm that turns the palm downward or posteriorly.
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Opposition
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A movement of the thumb in which it touches any fingertip of the same hand.
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Action
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The movement produced by the contraction of a particular muscle.
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Circumduction
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A joint movement in which one end of an appendage remains relatively stationary and the other end is moved in a circle.
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Extension
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Movement of a joint that increases the angle between the articulating bones.
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Supination
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A rotational movement of the forearm that turns the palm so that it faces upward or forward.
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Articulation
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A skeletal joint; any point at which two bones meet. May or may not be movable.
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Bursa
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A sac filled with synovial fluid at a diarthrosis, serving to facilitate muscle or joint action.
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Symphysis
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A joint in which two bones are held together by fibrocartilage; For example, between bodies of vertebrae and between the right and left pubic bones.
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Synovial Fluid
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A lubricating fluid similar to eggwhite in consistency, found in the synovial joint cavities and bursae.
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Osteoarthritis
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A chronic degenerative joint disease characterized by loss of articular cartilage, growth of bone spurs, and impared movement; occurs to various degrees in almost all people with age.
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Synovial Joint
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A point where two bones are separated by a narrow, encapsulated space filled with lubricating synovial fluid; most such joints are relatively mobile.
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Flexion
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A joint movement that, in most cases, decreases the angle between two bones. Compare extension.
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Adduction
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Movement of a body part toward the midsagittal plane, such as bringing the feet together from a spread-legged position.
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Dorsiflexion
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A movement of the ankle that reduces the joint angle and raises the toes.
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Elevation
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A joint movement that raises a body part, as in hunching the shoulders or closing the mouth.
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Abduction
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Movement of a body part away from the midsagittal plane, as in raising an arm away from the side of the body.
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