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39 Cards in this Set
- Front
- Back
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functions of the muscular system...
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to hold the body erect, movement, and to produce heat
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long, slender cell of a muscle...
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muscle fiber
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a sheet of tissue covering, supporting, and seperating muscles...
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fascia
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fasci/o...
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fascia or fibrous band
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attaches muscle to bone...
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tendon
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flattened tendon...
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aponeurosis
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attaches to bone and allows us to move; striated and voluntary muscle...
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skeletal muscle
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located on internal organs; unstriated and involuntary; also known as visceral muscle...
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smooth muscle
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striated and involuntary muscle...
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cardiac
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change in joint position that is produced by muscle movements...
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range of motion
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movement away from the midline of the body...
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abduction
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movement toward the midline of the body...
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adduction
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decreasing the angle or to bend...
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flexion
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increasing the angle or to straighten...
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extension
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overextension of a joint beyond its normal limit...
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hyperextension
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to raise or lift a body part...
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elevation
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to lower a body part...
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depression
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circular movement around the axis...
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rotation
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circular movement of a limb at the far end...
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circumduction
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palms upward or lying on back...
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supination
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palms down or lying face down...
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pronation
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bends the foot upward at ankle (toes to nose)...
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dorsiflexion
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bends the foot downward at the ankle...
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plantar flexion
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kinesi/o or -kinesis...
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movement or motion
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muscle pairs produce movement in opposite directions...
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antagonistic muscle pairs
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cells will change length and shape...
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contraction & relaxation
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contraction...
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shorter, thicker
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relaxation...
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longer, thinner
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(tonus) normal state of balanced muscle tension when awake...
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muscle tone
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ton/o...
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tension, tone, and stretching
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LADSNOR...
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L(location)A(action)D(direction)S(shape)N(number of divisions)O(orgin)R(relative size)
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the place where muscles begin(originate); the more fixed end...
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orgin
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the place where the muscle ends(inserts); more moveable end...
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insertion
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stern/o...
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sternum
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cleid/o...
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clavicle
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mast/o...
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mastiod
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named for the action the muscle performs...
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action
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named for the body location or organ it's near...
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location
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according to muscle fibers; rectus- straight, oblique- slanted, transverse- across, sphincter- ringlike muscle or tight band...
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fiber direction
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