A nurse is preparing a patient for a series of diagnostic tests, including blood work, imaging studies, and functional tests. To ensure that the patient is adequately informed and complies with the necessary preparation protocols, the nurse needs to provide comprehensive education regarding pre-test precautions, potential risk factors, and the importance of the results. Which of the following actions should the nurse take to reduce the risk of complications or inaccurate results for these diagnostic tests?
Select all that apply: