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direct visualization of the tracheobronchial tree following insertion of a rigid or flexible lighted scope

lung biopsy

excision of the small portion of the lung tissue for diagnosis

wedge resection of the lung

excision of a small part from the periphery of a pylmonary lobe


accumulation of air or gas in the pleural cavity, resulting in the collapse of the lung on the affected side

bronchial washings

secretions obtained from the bronchi for laboratory examination following injection and aspiration of small amounts of saline


direct visualization of the mediastinal space and lymph nodes by means of a lighted scope


serous membrane enclosing the lungs and lining the walls of the thoracic cavity

decortication of the lung

excision of the fibrinous deposits or restrictive membranes of pleurae that interfere with respiratory function


pus in a body cavity, expecially in the pleural cavity


incision into the thoracic cavity to provide to provide access to organs of the chest


direct visualization of the pleural space, pleurae, mediastinum, pericardium, and thoracic wall by means of a lighted scope

reserve air

maximum volume of air that can be expired from the resting expiratory level


accumulation of blood or fluid in the pleural cavity caused by the rupture of small blood vessels due to trauma or inflammation of the lungs in pneumonia, pulmonary tuberculosis, or a malignant growth


direct visualization of the esophagus and cardiac portion of the stomach by means of a lighted scope


well-defined portions; the right lung has 3, the left lung has 2

segments of the lung

small subdivision of the lobes of the lung, seperate from others by connective tissue and supplied by seperated branches of the bronchus leading to the particular lobe

intercostal space

space between two ribs

residual air

amount of air remaining in the lungs @ the end of a maximum respiration

pleural effusion

abnormal accumulation of fluid in the pleural space

suprasternal notch

soft indentation along the midline immediately above the sternum


lack of an adequate amount of oxygen in inspired air; reduced oxygen content or tension

segmental resection of the lung

removal of an individual bronchovascular segment of a pulmonary lobe with ligation of segmental branches of pulmonary vessels and division of the segmental bronchus

tidal air

amount of air inhaled and exhaled during normal quiet breathing

pectus excavatum

congenital malformation of the chest wall characterized by a funnel-shaped depression of the lower end of the sternum and costal cartilages

thoracic cavity

space lying above the diaphragm and below the base of the neck

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