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Table of Contents > Health Dictionary > Oxygen consumption

Oxygen consumption

1. (Qo or Qo2), the rate at which oxygen is used by a tissue; units: microliters of oxygen STPD used per milligram of tissue per hour. 2. (Vo2), the rate at which oxygen enters the blood from alveolar gas, equal in the steady state to the consumption of oxygen by tissue metabolism throughout the body; units: milliliters of oxygen STPD used per minute or mmol/min.
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