PE Quiz #1

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1. What is the defenition of 'Scalar'?

  • A quantity that has three dimensions, magnitude, dimension and acceleration.
  • A quantity that has a single dimension, magnitude.
  • A quantity that has two dimensions, magnitude and dimension.
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2. What is the core temperature of the body that is attempted to be kept?

  • 36-37 degrees C
  • 24-28 degrees C
  • 40-48 degrees C

3. What does EPOC stand for?

  • Excessive Post Oxygen Controlled
  • Excess Post Oxygen Consumption
  • Emotional Parting Of Chicken

4. What is myosin?

  • Globular protein on actin
  • Thick protein filament
  • Thin protein filament

5. What is the 'All or nothing law'?

  • Muscle fibres either contract or do not contract; there is no such thing as a partial contraction.
  • Muscles fibres do not contract.
  • A change in strength of contraction brought about by the altering size and number of motor units.
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