Before an Arterial Blood Gas (ABG) Value Is Obtained, Why

Multiple Choice

Before an arterial blood gas (ABG) value is obtained, why should the patient's clotting parameters be evaluated?

A) They may affect the patient's PaO₂.
B) If reduced, they may hinder filling of the syringe with blood during the draw.
C) Bleeding time may be prolonged if they are abnormal.
D) They may affect the accuracy of the sample pH.