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[MA1] The Respiratory System [Tier 01]

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Term
Definition
allergic rhinitis   inflammation of the nose caused by an allergy  
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alveoli   microscopic air sacs in the lung  
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angiography   a radiologic study of a artery using a radiopaque medium  
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apnea   the absence of breathing.  
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arteriography   a radiologic study of an artery using a radiopaque medium  
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asthma   an allergic reaction to a substance resulting in wheezing, shortness of breath and difficulty in breathing.  
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atelectasis   lack of air in the lungs caused by the collapse of the alveoli of the lungs  
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bleb   a bubble-like structure from destroyed alveoli  
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bronchi   the primary division of the trachea  
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bronchiole   small terminal branches of the bronchi that lack cartilage  
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bronchitis   inflammation of the mucous membrane of the bronchial tree  
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carbon dioxide   a gas found in the air, exhaled by all animals; the chemical formula is CO2  
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chronic obstructive pulmonary disease (COPD)   a syndrome characterized by chronic bronchitis, asthma and emphysema, or any combination of these conditions, resulting in dyspnea, frequent respiratory infections and thoracic deformities from attempting to breathe  
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cilia   hair-like projections from epithelial cells, as in the bronchi  
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cyanosis   a bluish discoloration of the skin caused by lack of oxygen  
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diaphoresis   profuse sweating  
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dyspnea   difficult or labored breathing  
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emphysema   a chronic lung disease characterized by overdistension of the alveolar sacs and inability to exchange oxygen and carbon dioxide  
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empyema   exudate (pus) within the pleural space of the chest cavity  
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epiglotis   a cartilaginous lid that closes over the larynx when swallowing  
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expectorated   to spit, to expel mucus or phlegm from the throat or lungs.  
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expiration   the expulsion of air from the lungs in breathing  
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fibrosis   abnormal formation of fibrous tissue  
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hemothorax   blood within the pleural space of the chest cavity  
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hiccup (hiccough)   a result of the spasmodic closing of the epiglottis and spasms of the diaphragm  
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histoplasmosis   a fungal infection caused by an organism found in bird and bat droppings  
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hypoxia   a lack of oxygen  
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influenza   an acute illness characterized by fever, pain, coughing and general upper respiratory symptoms  
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inspiration   to breath in, inhale  
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intubation   insertion of a tube into the larynx for entrance of air  
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laryngectomy   surgical removal of a portion of the vertebral posterior arch  
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laryngitis   inflammation of the vocal cords  
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larynx   the voice box  
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legionnaires' disease   an acute broncho-pneumonia  
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liter   a unit of measure  
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lung   the organ of respiration, located within the thoracic cavity  
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orthopnea   respiratory condition in which breathing is possible on in an erect sitting or standing position  
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oxygen   a colorless, odorless, tasteless gas found in the air; chemical symbol O  
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perfusion   passing of a fluid through spaces  
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pharynx   the throat; that portion of the alimentary canal between the mouth and the esophagus  
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pleura   a serous membrane that covers the lungs and lines the thoracic cavity  
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pleurisy   inflammation of the pleura  
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pneumonia   inflammation of the lung caused primarily by microbes, chemical irritants, vegetable dust or allergy  
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pneumonoconiosis   a respiratory condition caused by inhalation of dust particles from mining or stonecutting  
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pneumothorax   a collection of air or gas in the pleural cavity that displaces lung dissue  
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pulmonary   concerning or involving the lungs  
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pulmonary edema   the presence of interstitial fluid in the lung tissue  
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pulmonary emboli   a blockage in the pulmonary artery or one of its branches  
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respiratory   pertaining to respiration  
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rhinitis   inflammation of the nasal mucosa  
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septum   a membranous wall dividing two cavities, as within the heart of the nose.  
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sinusitis   inflammation of the sinuses  
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spirometer   an apparatus that measures the volume of inhaled and exhaled air  
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spontaneous   involuntary; produced by itself; unforced  
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sputum   substance ejected from the mouth containing saliva and mucus; usually refers to material coughed up from the bronchi  
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sudden infant death syndrome (SIDS)   the sudden, unexplainable death of an infant  
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surfactant   a fatty molecule on the respiratory membranes  
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trachea   a cartilaginous tube between the larynx and the main bronchus of the respiratory tree  
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tracheotomy   a surgically made opening in the trachea through which a person will breathe  
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tuberculosis   an infectious disease caused by the tubercle bacillus; pulmonary tuberculosis is a specific inflammatory disease of the lungs that destroys lung tissue  
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upper respiratory infection (URI)   inflammatory process involving the nose and throat, may include the sinuses; refers to symptoms associated with the common cold  
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ventilation   refers to a diagnostic test to determine air exchange and presence of an embolism  
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vital capacity   the total volume of air exchanged from forced inspiration and forced expiration  
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