2016.07.22 CSCS Daily Study Question:
One of your athletes tells you that he read an article about the accumulation of H+ ions in skeletal muscle negatively affecting performance during resistance training. Which of the following is a performance-enhancing substance or dietary supplement used for the purpose of offsetting the negative effects of reduced pH of skeletal muscle during exercise?
(A) Beta-Alanine
(B) Beta-Hydroxy-Beta-Methylbutyrate
(C) Citrus Aurantium
(D) L-Carnitine
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Correct Answer:
(A) Beta-Alanine
Explanation:
Beta-Alanine is a nutritional muscle buffer (along with sodium bicarbonate and sodium citrate). Nutritional muscle buffers are used with the thought that they increase the muscle buffering capacity of skeletal muscle, thereby limiting the negative effects of H+ buildup.
Reference:
Essentials of Strength Training & Conditioning 3rd edition p. 193
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The Certified Strength and Conditioning Specialist (CSCS) exam by the National Strength and Conditioning Association (NSCA) is a four-hour-long, pencil and paper or computer-based examination. The Certified Strength and Conditioning Specialist exam has two sections: “Scientific Foundations” and “Practical / Applied.” Each of these sections consist of questions that the National Strength and Conditioning Association (NSCA) feels are relevant to test the knowledge and experience of a candidate for the Certified Strength and Conditioning Specialist (CSCS) professional credential. Certified strength conditioning specialist comprehensive questions from the Scientific Foundations section include anatomy, exercise physiology, biomechanics, and nutrition. certified strength conditioning specialist comprehensive questions from the Practical / Applied section include program design, exercise techniques, testing and evaluation, and organization / administration (NSCA, 2015).
2016.07.22 CSCS Daily Study Question