What respiratory organs do you know?
| February 27, 2021 | education
The respiratory system is a special organ system that carries out gas exchange between the external environment and the body.
Among invertebrates, the respiratory organs are the trachea, which permeate the entire body of invertebrates. Some have pulmonary sacs, while others do not have special respiratory organs, so they use airways.
Animals that are one step of evolution higher possess gill and cutaneous respiration. Crustaceans have them on the sides of the body or on the limbs, while in fish they are in the front of the body.
In addition to the lungs, birds have air sacs that provide them with double breathing.
Mammals have a complex structure of the respiratory system, which is based on the lungs.
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