Which pre-analytic error could lead to a falsely elevated pCO2 in a blood gas sample? Group of answer choices Exposure of the sample to room air, causing excess oxygen contamination. Improper mixing of the sample, leading to incomplete dissolution of CO2. Delayed processing of the sample, allowing CO2 to diffuse from the blood. Use of an incorrect anticoagulant (e.g., EDTA) leading to a metabolic shift.
[Verified Answer]: Which pre-analytic error could lead to a…
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