Respiratory exchange ratio
respiratory exchange ratio n.
Abbr. R
The ratio of the net output of carbon dioxide to the simultaneous net uptake of oxygen at a given site.
Read Also:
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noun 1. a condition in which the respiratory system is unable to provide an adequate supply of oxygen or to remove carbon dioxide efficiently
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respiratory minute volume n. The product of tidal volume and the respiratory frequency.
- Respiratory pause
respiratory pause n. Cessation of air flow during respiration for less than ten seconds.
- Respiratory pigment
respiratory pigment n. Any of the oxygen-carrying substances in the blood and tissues, such as hemoglobin and myoglobin.