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Questions and Answers
What is the process called by which living things breathe in oxygen and breathe out carbon dioxide?
What is the process called by which living things breathe in oxygen and breathe out carbon dioxide?
- Excretion
- Circulation
- Digestion
- Respiration (correct)
Which term refers to the action of taking in air through our nose into the lungs?
Which term refers to the action of taking in air through our nose into the lungs?
- Inhalation (correct)
- Exhalation
- Ventilation
- Aspiration
How are the lungs protected in the human body?
How are the lungs protected in the human body?
- By a network of muscles
- By a layer of fat surrounding them
- By a ribcage made up of bones (correct)
- By a system of tendons
What happens to the lungs when we breathe in and out?
What happens to the lungs when we breathe in and out?
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Why should we try to always inhale through our nose?
Why should we try to always inhale through our nose?
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When we take a bath in hot water, why do mirrors in the bathroom turn hazy?
When we take a bath in hot water, why do mirrors in the bathroom turn hazy?
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Why is oxygen absorbed by the lungs important for the body?
Why is oxygen absorbed by the lungs important for the body?
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What is the main purpose of the exchange of gases that occurs in the lungs?
What is the main purpose of the exchange of gases that occurs in the lungs?
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Why do we breathe through our nose and not through our mouth?
Why do we breathe through our nose and not through our mouth?
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