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21 Cards in this Set
- Front
- Back
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Ability of a muscle to generate force depends on: |
- size of muscle - type of contraction - # and type of muscle fibres activated - ability of nervous system to activate muscle fibres - motivation |
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muscular strength |
- peak force developed my a voluntary max. contraction |
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Muscular endurance |
- submax contraction repeated or for a long period of tie |
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Muscular Power |
- max amount of force in least amount of time |
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MSK fitness and age relationship |
- decreases with increasing age not just b/c of age but disease and physical inactivity - helps with daily activities - improves bone health - reduce risk of falling |
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Limitations of a 1RM |
- injury, technique, economy of test |
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Ankylosis |
- too little flexibility |
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Hypermobility |
- too much flexibility |
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Define flexibility |
- ability of a joint to move through full ROM |
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Static flexibility |
- total ROM at the joint and is limited by the extensibility of the musculotendinous unit |
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Dynamic Flex. |
measure rate of resistance developed during stretching throughout the ROM |
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Relative contribution to flexibility |
- joint capsule: 47% - muscle and fascia: 41% - tendons and ligaments: 10% - skin: 2% |
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Frequency for flexibility |
2-7 days/week |
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Intensity for flexibility |
below pain threshold |
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Type of flexibility |
- regular stretching, yoga, tai chi etc. |
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Time of flexibility |
static stretch: 4 reps, 10-30sec PNF: 6 sec. contraction, 10-13sec assisted stretch |
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Name the 5 A's |
- ask - asses - advise - agree - assist |
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define theory |
- evidence based models that describe, predict, and explain how people approach PA |
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Social Cognitive theory list |
mastery experience, vicarious experience, social persuasion, emotional state |
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3 basic needs |
- Relatedness: close relationship with others needed - Autonomy: need to control course of one's life - Competence: effective in dealing with environment |
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Common themes in Behaviour Change |
- has to come from within client - tailored to each client - process not event - client is in control of own behaviour |
