Bioenergetice of Exercise
Quiz by hussein
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35 questions
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- Q1Which of the following substances can be metabolized anaerobically?glucoseglycerolamino acidsfree fatty acids60s
- Q2Which of the following reactions is the primary cause of metabolic acidosis (i.e., the decrease in intramuscular pH during high-intensity , fatiguing exercise)?ADP + creatine phosphate → ATP + creatineATP → ADP +Pi + H+fructose-6-phosphate → fructose- 1,6- bisphosphatepyuvate + NADH → lactate + NAD+60s
- Q3Which of the following energy systems produces ATP at the quickest rate?fast glycolysisfat oxidationaerobic glycolysisphosphagen60s
- Q4Approximately how many net ATP are produced via the oxidative energy system from the metabolism of one glucose molecule?4127383460s
- Q5Which of the following energy substrates cannot be depleted during extreme exercise intensities or durations?watercreatine posphatehATPglycogen60s
- Q6Which of the following is the most important regulator of glycolysis?the electron transport chainPFKOBLAoxygen60s
- Q7Which of the following macronutrients can be metabolized for energy without oxygen?carbohydratesfatsproteinsamino acids60s
- Q8Exergonic reactions are generally ......?acidicheat-dependentcatabolicanabolic60s
- Q9Which of the following processes is used for breaking down carbohydrates to resynthesize ATP?glucogenesishydrolysisgluconeogenesisglycolysis60s
- Q10When low-intensity activity lasts for more than 3 minutes, which of the following is the primary energy system involved?fast glycolyticphosphagenslow glycolyticoxidative60s
- Q11Which law that states that concentrations of reactants in solutions will drive the direction of reactions?Boyles LawAll-or-None LawStarlings LawLaw of Mass Actions60s
- Q12-------------- is the process of breaking down large molecules to release energy.CatabolismAnabolismBotulismMetabolism60s
- Q13From which energy system does high intensity, short- term activities draw?oxidativephosphagenglycolyticaerobic60s
- Q14Which of the following processes is used to resynthesize ATP in the electron transport chain?gluconeogenesismetabolic acidosisbeta oxidationphosphorylation60s
- Q15All of the following are energy substrates EXCEPTglucose.amino acids.enzymes.free fatty acids.60s