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|Noun||1.||systema respiratorium - the system for taking in oxygen and giving off carbon dioxide; in terrestrial animals this is accomplished by breathing|
body, organic structure, physical structure - the entire structure of an organism (an animal, plant, or human being); "he felt as if his whole body were on fire"
system - a group of physiologically or anatomically related organs or parts; "the body has a system of organs for digestion"
respiratory organ - any organ involved in the process of respiration
trachea - one of the tubules forming the respiratory system of most insects and many arachnids
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