HESI A2 Exam Preparation

HESI A2 Practice Test & Study Guide

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HESI A2

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Oxidation-Reduction (Redox) Reactions

Practice questions for Oxidation-Reduction (Redox) Reactions in the HESI A2 exam.

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A patient is exposed to carbon monoxide (CO), which inhibits oxygen transport by binding to hemoglobin. Which of the following best describes CO in a redox reaction with hemoglobin?

B. CO acts as an oxidizing agent
C. CO donates electrons to hemoglobin
D. CO accepts electrons and is reduced
A. CO is oxidized by hemoglobin