Physics · Optics
In medical endoscopy, light is transmitted through a flexible optical fiber bundle. What is the primary operational mechanism of the optical fibers in such instruments?
- 1To cool internal organs during surgery
- 2To convert sound waves inside the body into electrical signals
- 3To guide light into the body and bring back reflected light via total internal reflection✓
- 4To generate X-rays inside the body
Correct answer
To guide light into the body and bring back reflected light via total internal reflection
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