An Example of a True Statement About TNM and Staging

question 5

Multiple Choice

An example of a true statement about TNM and staging diagnostic classification for lung cancer is:

• A) the staging system is based on the TNM classification system.
• B) the TNM system is based on the staging classification.
• C) nodal involvement refers to a second primary lung cancer tumor.
• D) a patient with T₁,N0,M0 has a benign tumor.

---

Definitions:

Voltage

The electrical potential difference between two points in a circuit, measuring the energy required to move a unit charge between those points.

Current

The flow of electric charge through a conductor, a fundamental concept in electrical and electronic circuits.

Wye-Connected

A method of connecting three-phase motors or transformers where the ends are connected to form a "Y" shape, facilitating the use of both line and phase voltages.

Phase Current

The current that flows through any one phase of a multi-phase system, like in three-phase electrical systems.