[structure and passages involved with the intake, expulsion, and exchange of oxygen and carbon dioxide between blood and air; they include the nose, pharynx, larynx, trachea, bronchi, and the lungs. ( CSP )]
UMLS (NCI) C0035237 Relation/PAR: anatomy
Relation/CHD: bronchi
bronchiole
gill
Head and Neck, Larynx
lung
nasal
pharynx
Lung Surfactant
respiratory muscle
trachea
alveolar macrophage
Pleural Cavity
respiratory epithelium
bronchial mucous