Energy Systems
What triggers glycogenolysis during exercise?
What is Hormonal response
What is the net gain of ATP during glycolysis from one molecule of glucose?
What is 2 ATP
Which adaptation occurs with aerobic training?
What is increased lipid metabolism during submaximal exercise
What is oxygen deficit?
What is difference between oxygen required and consumed at the start of exercise
During prolonged, low-intensity exercise, what substrate predominates
What is Fat
What is the primary advantage of aerobic metabolism over anaerobic metabolism?
What is no lactate production
What adaptation to aerobic training improves oxygen delivery to muscles?
What is increased capillary density
What does EPOC represent?
What is elevated post-exercise oxygen consumption
What happens to pyruvate during anaerobic metabolism?
What is Converted to lactate
Which molecule is the final electron acceptor in the electron transport chain?
What is Oxygen
Why is protein not a primary fuel source during exercise?
What is requires deamination and is less efficient
What is the primary cause of fatigue in anaerobic activities?
What is increased acidity (H+ concentration)
Which energy system provides the majority of ATP for activities lasting longer than 3 minutes?
What is Aerobic metabolism
What is the primary function of the Krebs cycle?
What is Oxidize substrates and produce hydrogen carriers
What is the lactate threshold?
What is exercise intensity where blood lactate exceeds resting levels
What is the role of NADH in metabolism?
What is transports electrons to the ETC
The energy system predominates during high-intensity exercise lasting less than 30 seconds
What is ATP-PC system
What happens to lactate produced during exercise?
What is converted to glucose in the liver
What does an RER value of 0.70 primarily indicate?
What is Fat the predominant fuel source
Why does oxygen uptake remain elevated after exercise?
What is to restore PC stores, reduce acidity, and remove lactate