Respiration. Breathing . The act of breathing with the LUNGS, consisting of INHALATION, or the taking into the lungs of the ambient air, and of EXHALATION, or the expelling of the modified air which contains more CARBON DIOXIDE than the air taken in (Blakiston's Gould Medical Dictionary, 4th ed.). This does not include tissue respiration (= OXYGEN CONSUMPTION) or cell respiration (= CELL RESPIRATION). . 1.00
Respiratory Dead Space. Dead Space, Respiratory . Dead Spaces, Respiratory . Respiratory Dead Spaces . Space, Respiratory Dead . Spaces, Respiratory Dead . That part of the RESPIRATORY TRACT or the air within the respiratory tract that does not exchange OXYGEN and CARBON DIOXIDE with pulmonary capillary blood. . 0.42
Lung Volume Measurements. Capacities, Lung . Capacity, Lung . Lung Capacity . Lung Volume Measurement . Measurement, Lung Volume . Measurements, Lung Volume . Lung Capacities . Measurement of the amount of air that the lungs may contain at various points in the respiratory cycle. . 0.42
Cell Respiration. Cell Respirations . Cellular Respirations . Respiration, Cellular . Cellular Respiration . Respiration, Cell . The metabolic process of all living cells (animal and plant) in which oxygen is used to provide a source of energy for the cell. . 0.40
Respiratory Function Tests. Function Test, Pulmonary . Function Tests, Pulmonary . Pulmonary Function Test . Test, Pulmonary Function . Tests, Pulmonary Function . Function Test, Lung . Function Test, Respiratory . Function Tests, Lung . Function Tests, Respiratory . Lung Function Test . Respiratory Function Test . Test, Lung Function . Test, Respiratory Function . Tests, Lung Function . Tests, Respiratory Function . Lung Function Tests . Pulmonary Function Tests . Measurement of the various processes involved in the act of respiration: inspiration, expiration, oxygen and carbon dioxide exchange, lung volume and compliance, etc. . 0.40
Cough. Coughs . A sudden, audible expulsion of air from the lungs through a partially closed glottis, preceded by inhalation. It is a protective response that serves to clear the trachea, bronchi, and/or lungs of irritants and secretions, or to prevent aspiration of foreign materials into the lungs. . 0.39