What would you expect to happen to the PO2, PCO2 and pH in an arterial blood glass that was obtained with faulty technique and had room air introduced into it? Why?

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The main function of the respiratory system is gas exchange (O2 and CO2). Ventilation is the movement of air through the respiratory tract into (inspiration) and out of (expiration) the respiratory zone (lungs).


1. What would you expect to happen to the PO2, PCO2 and pH in an arterial blood glass that was obtained with faulty technique and had room air introduced into it? Why?