Certified Rehabilitation Registered Nurse (CRRN) Practice Exam

Which travel tip is important for people with COPD?

1. Avoid flying at night

2. Avoid elevation above 4000 feet unless in a pressurized cabin

3. Carry portable oxygen at all times

4. Limit travel durations to under 2 hours

The correct answer is: Avoid elevation above 4000 feet unless in a pressurized cabin

The importance of avoiding elevation above 4000 feet unless in a pressurized cabin is significant for individuals with Chronic Obstructive Pulmonary Disease (COPD). At higher altitudes, the atmospheric pressure decreases, which can lead to lower oxygen levels in the air. For someone with COPD, who already has compromised lung function and limited ability to exchange oxygen, this can exacerbate symptoms and lead to respiratory distress. Pressurized cabins, like those found in commercial aircraft, maintain a stable environment where oxygen levels are sufficient for passengers, including those with respiratory conditions. This is why it is crucial for travelers with COPD to ensure they are in a pressurized setting when at elevated altitudes. While carrying portable oxygen is helpful, there may be situations where it is not necessary if the travel environment is appropriate. Avoiding flying at night and limiting travel durations may also be considerate tips, but they do not directly address the physiological challenges presented by altitude when compared to the critical issue of oxygen availability at higher elevations.