Final answer:
The correct student statement showing understanding of the nurse's Code of Ethics is that it guides the behavior of the professional nurse.
Step-by-step explanation:
The purpose of the nurse's Code of Ethics is to provide guidance on the moral and ethical responsibilities of nurses as they perform their duties. The correct statement by a student that would indicate an effective teaching on the nurse's Code of Ethics is that it is intended to guide the behavior of the professional nurse. This Code serves as a framework for nurses to conduct themselves professionally, ensuring the welfare of their patients while upholding their professional integrity.