Crossfit L1 Exam QUESTIONS AND ANWERS 2024

Summary of the 3 metabolic pathways - ANSWERS check picture phosphagen pathway duration? power? high/low intensity? fuel source? - ANSWERS 5-10 Seconds High intensity / High power Fuel source is ATP (adenosine triphosphate) phosphagen: anaerobic or aerobic? - ANSWERS anaerobic phosphagen pathway: power output - ANSWERS max intensity efforts (100%) phosphagen pathway: other names - ANSWERS phosphocreatine phosphagen pathway time domain - ANSWERS 5-10 seconds, short location of phosphagen - ANSWERS cytosol of muscle cells muscle fiber type of phosphagen - ANSWERS type IIb phosphagen substrate - ANSWERS phosphocreatine ATP mechanism of phosphagen - ANSWERS ADP creates ATP by a phosphate molecule example of phosphagen activity - ANSWERS 100m ddash 1 RM DL Glycolytic pathway: time domain - ANSWERS medium, ~120 sec glycolytic pathway - ANSWERS A metabolic process in which glucose is broken down to produce energy anaerobically. Glycolytic pathway:: anaerobic or aerobic? - ANSWERS anaerobic Glycolytic pathway: power output - ANSWERS medium/high intensity (70%) Glycolytic pathway: other names - ANSWERS lactate Glycolytic pathway location - ANSWERS cytosol of all cells Glycolytic pathway muscle fiber type - ANSWERS type IIa Glycolytic pathway substrate - ANSWERS glucose from bloodstream, muscle, or glycerol Glycolytic pathway ATP mechanism - ANSWERS glucose oxidized to pyruvate produces 2 ATP Glycolytic pathway: example activities - ANSWERS 400m sprint elite-level Fran oxidative pathway - ANSWERS low-powered activities, those that last in excess of several minutes, 120-300 seconds (distance aerobic) Duration of recovery: 120-300s, Load:Recovery Ratio 1:1, Repetitions 25-30. oxidative pathway time domain - ANSWERS long, > 120 sec