What is meant by "isolated" teeth?

The term "isolated" teeth refers specifically to teeth that are visible through the dam. This designation is often used in the context of dental procedures, particularly when a rubber dam is placed during treatment to create a dry, isolated field. When teeth are described as isolated, it indicates that they are effectively differentiated from the surrounding area by the dam, allowing for more precise treatment without interference from saliva or moisture.

This isolation is crucial for various dental procedures, as it helps maintain a clean working environment, facilitating better access and visibility for the practitioner. The other options do not accurately capture the essence of what "isolated" refers to in this context. For instance, teeth in the same quadrant do not necessarily mean they are isolated since the dam could cover a larger area, while malaligned teeth might still be visible through the dam but not considered isolated in the terms used. Similarly, teeth that cannot be treated may not be isolated at all, as they could still be part of the treatment area depending on the circumstances.