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HPHY 371 Exercise Physiology Test Study Guide
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HPHY 371 Exercise Physiology Test Study Guide Which energy system supports the greatest maximum rate of ATP syn thesis? - Answer ATP- PC Which muscle cells will experience glycolysis ending in lactate as a result of contraction? - Answer Type 1, Type 11a, Type 11x = all muscle fib ers capable of all energy systems During heavy exercise, glycolysis is anaerobic because there is low oxy gen available in the cell. (t/f) - Answer False- there is always enough oxygen, it simply can not be utilized during heavy exercise What inhibits hexokinase? - Answer glucose-6-phosphate What stimulates and inhibits PFK? - Answer Stimulates: ADP, P, AMc Inhibits: ATP, CP, Citrate What stimulates and inhibits Pyruvatekinase? - Answer Stimulates: ADP Inhibits: ATP, Citrate What inhibits lactate dehydrogenase? - Answer ATP What are anaerobic energy systems? - Answer ATP- PC Glycolytic When contracting during exercise, which muscle fibers will result i n glycolysis ending in lactate? - Answer Type 1 = slow oxidative Type 2a = slow oxidative glycolytic Type 2x = fast glycolytic --> all of them What is the fate of NADH in glycolysis? - Answer 1. Turns to lactate 2. Goes to ETC NADH acts like a shuttle for electrons via * Malate-aspertate shuttleThe benefits of buying summaries with Stuvia:
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