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Aerobic Exercise and Lactic Acid Quiz

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Questions and Answers

What does aerobic respiration mean?

Respiration by producing lactic acid

Respiration without oxygen

Respiration with oxygen (correct)

Respiration at a fast and intense rate

How does anaerobic respiration differ from aerobic respiration?

It doesn't involve the use of oxygen (correct)

It produces lactic acid

It requires more oxygen

It involves steady and constant exercises

What is the purpose of calculating the maximum heart rate (MHR) before training?

To improve flexibility

To measure muscle strength

To monitor blood pressure

To determine the energy system being used (correct)

What happens when a performer trains in the anaerobic zone at 90% of MHR?

Training time needs to be shorter Signup and view all the answers

How does aerobic exercise help improve fitness?

By keeping a steady heart rate Signup and view all the answers

At what intensity would an unfit performer looking to improve aerobic fitness train according to the text?

60% of MHR Signup and view all the answers

What effect does anaerobic exercise have on lactic acid production?

It increases lactic acid production Signup and view all the answers

Why would training time need to get shorter as a performer approaches 90% of MHR?

Because of lactic acid buildup Signup and view all the answers

Which energy system benefits more from training at 80-90% of MHR according to the text?

Anaerobic energy system Signup and view all the answers

What happens as a performer approaches 90% of MHR during training?

Recovery time decreases Signup and view all the answers