Final answer:
An example of an additional act that may be performed by an RN with additional education and training is ordering and interpreting diagnostic tests.
Step-by-step explanation:
An example of an additional act that may be performed by an RN, which requires additional education and training and is recognized as proper, would be ordering and interpreting diagnostic tests. This task involves the RN utilizing their specialized knowledge and skills to analyze the results of tests such as blood work, imaging scans, or genetic screenings. By understanding the significance of the test results, the RN can provide valuable insights and contribute to the overall care and treatment of the patient.