Lungs

                            Information

The lung is the Essential in respiration organ in many air breathing animals, Including the most tetrapods, A few fish and a few snails. In mammals and the more complex lifin the backbone on either side of the heart. Their was principal function is to transport in oxygen from the atmosphere in to the bloodstream and to Release carbon dioxide from the bloodstream in to the atmosphere. This was exchange of gases is accomplished in the mosaic of the specialized cells that form millions of tiny exceptionally thin walled air sacs called alveoli.

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                                           To the completely explain the anatomy of the lungs. it is necessary to the discuss the passage of air Through the mouth to the alveoli. Once air progresse through the mouth and nose. it is travels through the OAropharynx nasopharynx. The Larynx the Trachea, and a progressively Subdividing system of bronchi and Bronchioles until it is Finally Reaches the alveoli where the gas exchange of Carbon dioxide and the oxygen takes place.2.