the respiratory quotient
1Respiratory 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… …
2respiratory 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… …
3respiratory 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 …
4respiratory 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 …
5respiratory 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] * * * …
6respiratory 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 …
7respiratory 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 …
8respiratory 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 …
9Respiratory 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… …
10Respiratory disease — Classification and external resources Micrograph of an emphysematous lung; emphysema is a common respiratory disease, strongly associated with smoking. H E stain. ICD …
