内視鏡

1. Origins, structure, and basic meaning

• Structure: 内視鏡 is read as ないしきょう and means “endoscope”.
• Basic usage: The examples show an instrument used to inspect the stomach and its mechanism studied with a model.

2. Common pitfalls and similar expressions

• Distinguishing senses and uses
  • It is the medical instrument with a narrow tube and camera used to view inside the body, not the resulting image or diagnosis.