Anaerobic Respiration Flashcards

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1
Q

When is anaerobic respiration used?

A

During exercise, if insufficient oxygen is reaching the muscles

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2
Q

What is anaerobic respiration?

A

The incomplete breakdown of glucose, producing lactic acid

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3
Q

Why is much less energy produced from anaerobic respiration than from aerobic respiration?

A

As the breakdown of glucose is incomplete

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4
Q

What does anaerobic respiration result in?

A

An oxygen debt

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5
Q

An oxygen debt has to be repaid in order to oxidise the lactic acid into…

A

Carbon dioxide and water

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6
Q

What happens to muscles if they are subjected to long periods of vigorous activity?

A

They become fatigued

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7
Q

What does fatigued mean?

A

Muscles stop contracting efficiently

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8
Q

What’s one cause of muscle fatigue?

A

The build-up of lactic acid in the muscles

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9
Q

What removes the lactic acid?

A

Blood flowing through the muscles

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