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Respiratory System

Definition: The tubular and cavernous organs and structures, by means of which pulmonary ventilation and gas exchange between ambient air and the blood are brought about.
Notes: GEN: prefer specifics; /abnorm: RESPIRATORY SYSTEM ABNORMALITIES is available but consider also specific part of resp syst with /abnorm or specific abnorm
Also Called: Respiratory Tract

Respiratory System Categories.
Larynx - An irregularly shaped, musculocartilaginous tubular structure, lined with mucous membrane, located at the top of the trachea and below the root of the tongue and the hyoid bone. It is the essential sphincter guarding the entrance into the trachea and functioning secondarily as the organ of voice.
Lung - Either of the pair of organs occupying the cavity of the thorax that effect the aeration of the blood.
Pleura - The thin serous membrane enveloping the lungs (LUNG) and lining the THORACIC CAVITY.
Respiratory Mucosa - The mucous membrane lining the respiratory tract.
Trachea - The cartilaginous and membranous tube descending from the larynx and branching into the right and left main bronchi.

Respiratory System Definitions and Terms

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