Part of Biology (Single Science) Cells, organ systems and ecosystems The air that enters the nasal cavity flows down the trachea. The trachea has a number of adaptations: cartilage rings in the walls ...

At bronchoscopy on December 10 the mucosa became irregular approximately 5 cm. in the trachea, with heaped-up, multinodular, raised areas, which were seen around the circumference of the trachea. In ...

Bronchotomy or surgical airway management is a surgical technique carried out for creating an open airway between the individual’s lungs and the outer atmosphere. Bronchotomy is a misnomer term and as ...

Topical gene transfer to the airways of cystic fibrosis (CF) patients has been inefficient, partly due to extracellular barriers such as sputum. In an attempt to circumvent these, we assessed whether ...

As an illustration, the trachea is approximately 50 mm. in circumference, and this is the width of the stream bed in which the mucous blanket flows. Each of the main bronchi is 35 to 40 mm. in ...