Final answer:
The term endoscope means an instrument used to examine the stomach. It is a device that doctors use to look inside hollow organs and body cavities.
Step-by-step explanation:
The term endoscope means an instrument used to examine the stomach. It is a device that doctors use to look inside hollow organs and body cavities. Endoscopes transmit light down fiber bundles to illuminate internal parts and allow for the observation of images on a screen.