Physiologic Changes in Aerobic and Anaerobic Exercise

What is the primary energy source for aerobic exercise?

Carbohydrates and fats

What happens to heart rate and stroke volume during aerobic exercise?

Increase

What is the role of EPOC (Excess Post-exercise Oxygen Consumption) after aerobic exercise?

It represents the oxygen consumed post-exercise to restore the body to its pre-exercise state

Which macronutrients undergo aerobic metabolism during exercise?

Carbohydrates and fats Signup and view all the answers

What characterizes the energy output during aerobic exercise?

Sustained, moderate-intensity efforts Signup and view all the answers

What happens to respiratory rate and depth during aerobic exercise?

Increase Signup and view all the answers

During anaerobic exercise, what is the primary energy pathway?

Glycolysis Signup and view all the answers

What is the byproduct of anaerobic glycolysis?

Lactate Signup and view all the answers

What is rapidly broken down to regenerate ATP for very short bursts of activity?

Phosphocreatine Signup and view all the answers

What occurs during the post-exercise period to gradually clear lactate from the muscles?

Conversion of lactate back to pyruvate Signup and view all the answers

What is replenished during the recovery phase utilizing oxygen-dependent processes?

ATP and phosphocreatine stores Signup and view all the answers

What does the body work to restore during the recovery phase after anaerobic activity?

pH balance disrupted by lactic acid accumulation Signup and view all the answers

What is the elevated metabolic rate during the recovery phase known as?

Post-Exercise Oxygen Consumption (EPOC) Signup and view all the answers

What are utilized for ongoing energy needs during anaerobic exercise?

Fatty acids Signup and view all the answers

What contributes to muscle fatigue during anaerobic glycolysis?

Accumulation of lactic acid Signup and view all the answers