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Kinesiology Def.
Definitions of Movement
Word | Definition |
---|---|
Flexion | Decreases the length of the muscle. Eg. Bending or folding |
Lateral Flexion | Decreasing the size of the angle between the lateral surfaces of the body. Eg. lat flexion of trunk brings the trunk closer to the hip |
Extension | Increases the length of the muscle. Return from flexion |
Abduction | moves a bone away from the midline |
Adduction | moves a bone towards the midline |
horizontal adduction | moves a bone toward the midline of the body at a horizontal level |
Rotation | the pivoting of a bone on its own axis |
Inversion | Turns the sole of the foot inward |
Eversion | Turns the sole of the foot outward |
Circumduction | Causes the bone to describe the surface of a cone as it moves eg. sundials |
Supination | Movement of the forearm that turns the palm forward eg. anatomical position |
Pronation | Turning the forearm so that palms are down, back of hand forward |
Elevation | Raising a part eg. shrug shoulder |
Depression | Lowering a part eg. droop shoulder |
Protraction | Moving a part forward eg. chin forward |
Retraction | Moving a part back eg. chin backwards |