What is the role of the Institutional Review Board in ethics? Explain the role of an Institutional Review Board as it pertains to your proposed study. How can the IRB's role help ensure ethical practices in your research? Describe the nurse's role when working with research participants. What responsibilities will you have as a nurse researcher in your proposed research study? Explain the rights of human participants. What are some ways that you can ensure these rights are upheld in your proposed study?