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Effects of Endurance Training on Fuel Utilization

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Effects of Endurance Training on Fuel Utilization

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Questions and Answers

What is the effect of endurance training on lactate concentration at any fixed work rate?

Increases lactate concentration

Has no effect on lactate concentration

Increases inhibition to FFA mobilization from adipose tissue

Decreases lactate concentration (correct)

What is the effect of the training-induced increase in mitochondria on fuel usage?

Increases the use of carbohydrates as fuel

Allows the trained person to use more fat as a fuel, spare the limited carbohydrate stores, and improve performance (correct)

Decreases the use of fat as fuel

Has no effect on fuel usage

What was the effect of the 20-week resistance training program on maximal dynamic strength?

Had no effect on maximal dynamic strength

Decreased maximal dynamic strength by 31%

Increased maximal dynamic strength by 60% (correct)

Increased maximal dynamic strength by 30%

What was the effect of 30 weeks of detraining on maximal dynamic muscle strength?

Decreased maximal dynamic muscle strength by 31% Signup and view all the answers

What was the effect of detraining on the different muscle fiber types?

Type I fibers atrophied approximately -2%, type IIa fibers atrophied 10%, and type IIx fibers atrophied -13% Signup and view all the answers

What is one of the key findings after six weeks of retraining in previously trained individuals?

Rapid regaining of dynamic muscular strength Signup and view all the answers

Why can power athletes often return to competitive form quickly after long periods of detraining?

Thanks to the rapid improvement in muscle strength during retraining Signup and view all the answers

What is the main conclusion drawn from the study regarding reduced-frequency maintenance programs?

Strength can be sustained for an extended period with reduced-frequency maintenance programs Signup and view all the answers

How long can maximal dynamic strength be maintained for the lower back muscles with only one training day every 2 weeks?

12 weeks Signup and view all the answers

What did the study reveal about the relationship between a 12-week rigorous strength training program and maintaining maximal dynamic strength?

Maximal dynamic strength can be maintained for up to 12 weeks after a 12-week program Signup and view all the answers