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BCEN CFRN Practice Question

A 65-year-old patient with a history of congestive heart failure (CHF) is being transported by air to a specialized cardiac center. During the ascent, the patient starts experiencing increased dyspnea and a marked decrease in oxygen saturation. Which physiologic factor related to altitude changes is most likely contributing to the patient's symptoms?

  • Increased partial pressure of carbon dioxide

  • Enhanced vibration during flight

  • Increased noise levels

  • Reduced partial pressure of oxygen

BCEN CFRN
General Principles of Flight Transport Nursing Practice
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