Certified Flight Registered Nurse (CFRN) Practice Exam

Which factor can exacerbate motion sickness in a pilot?

1. High altitude flying

2. Unstable flight patterns

3. Using flight instruments efficiently

4. Flying during daylight

The correct answer is: Unstable flight patterns

Unstable flight patterns can significantly exacerbate motion sickness in a pilot due to the increased sensory discordance they create. When a pilot experiences erratic movements, such as abrupt climbs, descents, or lateral movements, the inner ear can send signals to the brain that conflict with what the eyes perceive. This kind of sensory mismatch is a primary trigger for motion sickness, as the brain struggles to process conflicting information, leading to symptoms such as nausea and dizziness. Stable flight patterns, on the other hand, allow for smoother transitions and create a more consistent sensory experience, reducing the likelihood of motion sickness. Understanding the impact of flight dynamics on bodily perceptions is crucial for pilots to maintain both their own well-being and optimal performance during flight operations.