r (respiratory exchange ratio)
1Respiratory exchange ratio — In one breath, you normally breathe in more molecules of oxygen than you breathe out molecules of carbon dioxide.The ratio between these CO2 / %O2 is the respiratory exchange ratio (RER).Measuring this ratio can be used for estimating the… …
2respiratory exchange ratio — the ratio of carbon dioxide output to oxygen uptake in respiration. Symbol R. Called also expiratory exchange r …
3expiratory exchange ratio — respiratory exchange r …
4ratio — An expression of the relation of one quantity to another ( e.g., of a proportion or rate). SEE ALSO: index (2), quotient. [L. r. (ration ) a reckoning, reason, fr. reor, pp. ratus, to reckon, compute] absolute terminal innervation r. the number… …
5Respiratory disease — Classification and external resources Micrograph of an emphysematous lung; emphysema is a common respiratory disease, strongly associated with smoking. H E stain. ICD …
6Respiratory failure — is a medical term for inadequate gas exchange by the respiratory system. Respiratory failure can be indicated by observing a drop in blood oxygenation (hypoxemia) and/or a rise in arterial carbon dioxide (hypercapnia), which can be written as… …
7Respiratory physiology — is the branch of human physiology focusing upon respiration.Topics include:Volumes* lung volumes * vital capacity * functional residual capacity * dead space * spirometry * body plethysmography * peak flow meterMechanicsBreathing in, or inhaling …
8Respiratory system — See also: Respiratory tract Respiratory A complete, schematic view of the human respiratory system with their parts and functions. Latin …
9Respiratory minute volume — TLC Total lung capacity: the volume in the lungs at maximal inflation RV Residual volume: the volume of air remaining in the lungs …
10Respiratory acidosis — Infobox Disease Name = PAGENAME Caption = Davenport diagram DiseasesDB = 95 ICD10 = ICD10|E|87|2|e|70 ICD9 = ICD9|276.2 ICDO = OMIM = MedlinePlus = eMedicineSubj = med eMedicineTopic = 2008 MeshID = D000142 Respiratory acidosis is acidosis… …
