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HMS, TIP 2012 HSC 16 MC

What is increased by an athlete’s use of creatine supplementation?

  1. Phosphocreatine stores and muscle glycogen
  2. Phosphocreatine stores and the ability to resynthesise ATP
  3. Haemoglobin concentration in the blood and muscle glycogen
  4. The ability to break down lactic acid and to resynthesise ATP
Show Answers Only

\(B\)

Show Worked Solution
  • B is correct: Creatine increases phosphocreatine stores and ATP resynthesis capacity.

Other Options:

  • A is incorrect: Creatine doesn’t affect muscle glycogen storage.
  • C is incorrect: Creatine doesn’t influence haemoglobin concentration or glycogen.
  • D is incorrect: Creatine doesn’t affect lactic acid breakdown mechanisms.