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LCHS_CH 15 Muscles

Movement and Diag Terms

TermDefinition
STRIATED Muscle fibers that move all bones as well as the face and eyes; Has pattern of light and dark bands.
FASCIA Fibrous tissue the envelops and separates muscle; contains the muscle's blood, lymph, and nerve supply.
SMOOTH Muscle fivers that move intermal oragans including the digestive tract, blood vessels, and secretory ducts.
CARDIAC Muscle fibers that are striated in appearance and is like smooth muscle in action. Muscle fibers are branched and only found in the heart.
INSERTION Point of junction of a striated muscle to the bone that moves across a joint.
ORIGIN Point of attachment of a striated muscle to the stationary bone across a joint.
FLEXION Decreasing the angle between two bones; bending a limb at a joint.
EXTENSION Increasing the angle between two bones; straightening out a limb.
ABDUCTION Movement away from the midline of the body
ADDUCTION Movement toward the midline of the body
ROTATION Circular movement around an axis; internal or external.
DORSIFLEXION Decreasing the angle of the ankle joint so the foot bends toward the tibia bone.
PLANTAR FLEXION Increasing the angle of the ankle joint so the foot bends away from the tibia bone.
SUPINATION The act of tuming the palm and forearm forward or up.
PRONATION The act of turning the palm and forearm backwards or down.
FIBROMYALGIA Chronic pain and stiffness in muscles, joints, and fibrous tissue. Fatigue is a common complaint.
ATROPHY Decrease in the size of an organ or tissue (muscle).
MUSCULAR DYSTROPHY Group of inherited diseases characterized by progressive weakness and degeneration of muscle fibers.
MRI Radio waves and magnetic field create images of soft tissue; magnetic resonance imagin.
MUSCLE BIOPSY Removal of muscle tissue for microscopic examination.
Created by: gtemple
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