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27 Cards in this Set
- Front
- Back
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The cross-sectional area of muscle determines what?
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Muscle force
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The volume and mass of muscle determine what?
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Muscle work
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Is strength training a static or dynamic a form of exercise?
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Static
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Strength training involves ___force and ___ number of repetitions.
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high
low |
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Does training alter the ratio of type l/type ll fibers?
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No
Training may alter ratio of type IIA/IIB, however |
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ln general, what muscle fiber changes do occur with strength training?
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Hypertrophy of type ll fibers
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What changes are seen in muscle innervation with strength training?
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Increased simultaneous firing percentage
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What is the best form of exercise for rapidly increasing strength?
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Isokinetic exercise
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What form of exercise is more efficient for increasing strength: concentric or
eccentric? |
Eccentric
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Is endurance training a static or dynamic form of exercise?
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Dynamic
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How does endurance training increase cardiac output?
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By increasing stroke volume
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Endurance training involves ____ force and __ number of repetitions?
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low
high |
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What effect does endurance training have upon muscle itself?
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Improved metabolism
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What effect is seen on vascularity? What benefit does this have?
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Increased capillary density
Decreased fatigability |
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What systemic effect has endurance training been shown to provide?
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Improved lipid profile
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What is the best form of exercise for increasing power?
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Plyometric exercise
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What does that form of exercise entail?
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Rapid shortening (eccentric)
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What muscle changes are seen with isometric exercise?
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Muscle hypertrophy
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What is delayed-onset muscle soreness?
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Muscle soreness 24 to 72 hours after exercise
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At the level of the sarcomere, where are changes seen?
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At the l-band
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What two modalities have been proven beneficial for delayed-onset (NSAIDs) muscle soreness?
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Nonsteroidal antiinflammatory drugs
Massage |
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What is the best way to replace fluid losses during exercise?
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Weight for weight replacement (replace to maintain constant
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What is the ideal fluid osmolality for replacement?
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<10%
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When fluid and food are restricted for weight reduction, what effect is seen on cardiac output?
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Decreased
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. . .on heart rate?
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Increased
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. . . on stroke volume?
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Decreased
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. . .on oxygen consumption?
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Decreased
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