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Ventilation

Respiratory Physio Unit Ventilation Defintions

QuestionAnswer
The air that enters your body with each breath (approx. 500 ml). Tidal Volume
The ratio of CO2 produced to O2 consumed. Usually 0.85 for a mixed diet. Respiratory Quotient
RQ Respiratory Quotient
The amount of air ventilated per minute. Minute ventilation.
V dot E. Minute ventilation.
Tidal volume (Vt) multiplied by respiratory rate (eta). Minute ventilation.
The volume of air that does not participate in gaseous exchange. Dead space
Alveolar volume times ventilation rate is called: alveolar ventilation
If you add dead space and alveolar volume together, you get: tidal volume
The air contained within the pharynx, larynx, and conducting pathways is best defined as: anatomic dead space
If I'm talking about the unperfused air in alveoli sacs, I'm talking about: alveolar dead space
Normally anatomic dead space equals: physiological dead space
The sum of alveolar and anatomic dead space equals: physiological dead space
Physiological dead space is a __________ measurement. functional
Created by: dpglapav