respiratory quotient
noun Date: circa 1890 a ratio indicating the relation of the volume of carbon dioxide given off in respiration to that of the oxygen consumed

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • respiratory quotient — n the ratio of the volume of carbon dioxide given off in respiration to that of the oxygen consumed that has a value near 1 when the organism is burning chiefly carbohydrates, near 0.7 when chiefly fats, and near 0.8 when chiefly proteins but… …   Medical dictionary

  • respiratory quotient — n. the ratio between the volume of carbon dioxide eliminated and the volume of oxygen consumed by an animal or plant during a given period of time …   English World dictionary

  • Respiratory quotient — The respiratory quotient (or RQ or respiratory coefficient), is a unitless number used in calculations of basal metabolic rate (BMR) when estimated from carbon dioxide production. Such measurements, like measurements of oxygen uptake, are forms… …   Wikipedia

  • respiratory quotient — Molar ratio of carbon dioxide production to oxygen consumption …   Dictionary of molecular biology

  • respiratory quotient — Physiol. the ratio of the amount of carbon dioxide released by the lungs to the amount of oxygen taken in during a given period. [1885 90] * * * …   Universalium

  • respiratory quotient — RQ the ratio of the volume of carbon dioxide transferred from the blood into the alveoli to the volume of oxygen absorbed into the alveoli. The RQ is usually about 0.8 because more oxygen is taken up than carbon dioxide excreted …   The new mediacal dictionary

  • respiratory quotient — res′piratory quo tient n. phl the ratio of carbon dioxide released by the lungs to oxygen taken in during a given period • Etymology: 1885–90 …   From formal English to slang

  • respiratory quotient — noun the ratio of the volume of carbon dioxide expired to the volume of oxygen consumed by an organism or cell in a given period of time • Hypernyms: ↑ratio …   Useful english dictionary

  • Коэффициент Дыхательный (Respiratory Quotient (Rq)) — отношение объема углекислого газа, поступающего из крови в альвеолы легких, к объему кислорода, поглощаемого альвеолами. Обычно этот коэффициент равен примерно 0,8, так как по сравнению с выделяющимся углекислым газом потребляется большая часть… …   Медицинские термины

  • Respiratory disease — Classification and external resources Micrograph of an emphysematous lung; emphysema is a common respiratory disease, strongly associated with smoking. H E stain. ICD …   Wikipedia

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