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26 Cards in this Set
- Front
- Back
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cardiac muscle
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striated, involutary, HEART
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smooth muscle
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involuntary, not striated
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skeletal muscle
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striated voluntary
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what are the four parts of a muscle?
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belly, tendon, origin, insertion
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fascicle
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collection of muscle fibers
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muscle fibers
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muscle cells
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myofibril
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collections of myosin and actin
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myofilaments
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actin and myosin fibers
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epimysium
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covers the entire muscle--continuous with the tendon
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perimysium
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covers fascicles (bundle of fiber)
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endomysium
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covers individual muscle fiber (cell)
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agonist
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Prime movers
basic movement (BICEP) |
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antagonist
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performs the opposite motion of the agonist (TRICEP)
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synergist
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muscle that prevents unwanted motion at one joint to facilitate motion at another
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flexion
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decreasing the angle at a joint
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extension
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increasing the angle at a joint
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abduction
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moving away from the midline
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adduction
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moving toward the midline
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circumduction
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combonation of flexion, extension, abduction and adduction
finger=== not real rotation |
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rotation
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moving a bone along its longitudinal axis
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dorsiflexion
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drawing the forefoot up and the heel down
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plantarflexion
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drawing the forefoot down and the heel up
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inversion
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turning the sole of the foot inward
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eversion
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turning the sole of the foot outward
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pronation
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turning the palm of the hand posteriorly (down)
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supination
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turning the palm of the hand anteriorly (up)
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