Welcome to the Quiz!

This quiz contains 8 questions from a mix of 1 subtopics.

What happens to our breathing when we exercise?

we breathe faster and deeper

we breathe slower and shallower

our breathing remains the same

we stop breathing

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Which of the following is NOT a benefit of regular exercise on the respiratory system?

increased lung capacity

decreased number of alveoli

more blood vessels in the lungs

stronger breathing muscles

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1

What does carbon monoxide do in the body?

has no effect on the body

takes the place of oxygen in the blood

increases the amount of oxygen in the blood

helps the heart and brain function better

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1

Which substance in cigarette smoke is addictive?

tar

carbon monoxide

particulates

nicotine

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What is the term for the tiny air sacs in the lungs where gas exchange occurs?

alveoli

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Which of the following is NOT a harmful substance found in cigarette smoke?

oxygen

carbon monoxide

tar

nicotine

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List two symptoms of an asthma attack.

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2

Explain how tar from cigarette smoke affects the respiratory system.

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2