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 (C)</p> Signup and view all the answers

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

<p>OP (B)</p> Signup and view all the answers

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

<p>Aerobic (C)</p> Signup and view all the answers

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

<p>PCr (A)</p> Signup and view all the answers

Which enzyme is responsible for converting pyruvate into lactate?

<p>LDH1 (D)</p> Signup and view all the answers

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

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

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

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

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