Exercise
Animal Respiratory System
Discover how the animal respiratory system functions to exchange gases. Learn how animals take in oxygen and release carbon dioxide.
Questions
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MultiChoice
Which primary gas do land animals inhale for cellular energy?
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MultiChoice
Which gas do animals exhale as a metabolic waste product?
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MultiChoice
Which main respiratory organs allow mammals to breathe air?
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MultiChoice
What muscle beneath the lungs contracts to help draw air in?
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MultiChoice
What organ system do fish use to absorb dissolved oxygen from water?
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MultiChoice
What windpipe tube connects the throat to the lung bronchi?
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MultiChoice
What tiny air sacs inside lungs allow gas exchange with capillaries?
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MultiChoice
What action does the diaphragm perform during inhalation?
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MultiChoice
How do insects take air into their bodies?
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MultiChoice
What helps trap dust and germs in the mammalian nasal cavity?
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WordsBox
During inhalation, the ____ expand and the ____ pulls downward.
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WordsBox
Fish rely on ____ to absorb oxygen dissolved in surrounding ____