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Oxygen Debt

Total questions: 9

Worksheet time: 4mins

Name
Class
Date
1.

What is the definition of oxygen debt?

a)

Amount of oxygen used for aerobic activity minus amount of oxygen actually used

b)

Amount of oxygen needed at the end of a physical activity to break down any lactic acid

2.

During oxygen debt, the lactic acid is removed from

a)

Liver

b)

Muscles

c)

Lungs

d)

Heart

3.

In order to recover the fatigue, the lactic acid is...

a)

taken to muscles

b)

taken away from muscles

c)

converted to galactose

d)

converted to glucose

4.

An oxygen debt occurs in muscles when...

a)

more carbon dioxide has been produced

b)

the breathing rate increases

c)

anaerobic respiration has taken place

d)

the pulse rate increases

5.

The extra oxygen needed is to oxidise lactic acid into...

a)

carbon dioxide and oxygen

b)

oxygen and water

c)

carbon dioxide and water

d)

carbon dioxide, water and oxygen

6.

To repay the oxygen debt, we need to take in deep, gasping breaths at the end of physical activity

a)

True

b)

False

7.

The extra oxygen breathed in is to (multiple answer)

a)

maintain higher than resting breathing rate, heart rate and temperature

b)

remove excess carbon dioxide from the body

c)

gradually decrease body temperature

d)

break down and oxidise lactic acid.

8.

What does EPOC stand for?

a)

Extra Post-exercise Oxygen Consumer

b)

Excess Post-exercise Oxygen Consumption

c)

Extra Post-exercise Oxygen Consumption

d)

Excess Pre-exercise oxygen consumption

9.

A good way to recover from from activity is to...

a)

rehydrate

b)

refuel with food

c)

cool down

d)

ice bath