Final answer:
A fiberoptic scope, or endoscope, is used to visualize, diagnose, and operate on internal body parts through natural orifices or minor incisions. It is often used for arthroscopic surgery on joints and visualizing within the digestive system to remove or examine tissue like polyps.Option 4 is the correct answer.
Step-by-step explanation:
The use of a fiberoptic scope, which is a device known as an endoscope, has significantly advanced medical diagnostic and therapeutic practices. An endoscope is utilized to explore and visualize various internal parts of the body via natural orifices or minor incisions. The device operates by transmitting light down a bundle of fiber optics to illuminate the area of interest, with the reflected light being transmitted back for observation. Not only can it help in visualization, but an endoscope also allows for surgical procedures, such as arthroscopic surgery on joints, removal of obstructions in major arteries using a laser beam, or the extraction of tissue samples like an intestinal polyp.
Based on the provided information, fiberoptic scopes can be used in several areas of the body. Choices such as noncoronary vessels, coronary vessels, the respiratory system, and the digestive system represent potential areas for endoscopic examination and intervention. However, in the context provided, the examples include arthroscopic surgery on joints and removing an intestinal polyp, which indicates that the use of a fiberoptic scope for visualizing within the digestive system and in joint surgery is representative of its application.
There is no specific mention of using the endoscope within coronary or noncoronary blood vessels in the provided information, thus the most correct answer from the options given would be to visualize within the digestive system and in joint surgeries.