Aeromedical factorsQuestion 746 of 934

Which cells in the retina are responsible for all color vision?

  1. Rods
  2. Cones
  3. The optic disk cells
  4. The fovea rods
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Correct answer: Cones

Rods detect movement and dim light but cannot discern color. Cones handle color and fine detail.

Source: Pilot's Handbook of Aeronautical Knowledge (FAA-H-8083-25C), Chapter 17: Aeromedical Factors — Vision in Flight, page 442

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Questions last reviewed: 18 October 2026