respiratory system

Popular Terms
Animal or human air-breathing system comprising of lungs and air passages trachea (windpipe), larynx, mouth, and nose plus associated nervous and circulatory systems.

Use 'respiratory system' in a Sentence

If a big deal suddenly goes bad you may see your boss have a problem with his respiratory system and need to catch his breath.
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My biology teacher once told me, "Our lungs is a main part of the respiratory system ". I thank her everyday for teaching me how to keep it well.
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Sometimes at the end of a long work day you just need to take a deep breath and allow your respiratory system to take a break.
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