Stress
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Questions and Answers

Which energy system provides 'all' the energy needed for a steady state?

  • ATP-PC system
  • Glycolysis
  • Oxidative phosphorylation (OP) (correct)
  • None of the above
  • What is the maximum duration of exercise that can be performed with the ATP stored in the body at rest?

  • 2.3 seconds (correct)
  • 3-8 mmol/kg muscle
  • 0.06 mmol/kg/sec
  • None of the above
  • Which energy system has the highest inertia?

  • ATP-PC system
  • Glycolysis
  • Oxidative phosphorylation (OP) (correct)
  • None of the above
  • Which energy system produces ATP quickly but has a low capacity and short duration?

    <p>PCr</p> Signup and view all the answers

    Which energy system has the highest duration and does not readily fatigue?

    <p>OP</p> Signup and view all the answers

    Which energy system is always working and provides the majority of energy throughout your life?

    <p>Aerobic</p> Signup and view all the answers

    Which energy system is affected by short high-intensity workouts?

    <p>PCr</p> Signup and view all the answers

    Which enzyme is responsible for converting pyruvate into lactate?

    <p>LDH1</p> Signup and view all the answers

    Which muscle fiber type is predominantly associated with LDH1-2?

    <p>Slow twitch (type I)</p> Signup and view all the answers

    Which LDH isoforms are more commonly found in fast twitch (type II) muscle fibers?

    <p>LDH3-5</p> Signup and view all the answers

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