Problem: Mary works on a medical surgical unit and she was told that some of the patients on the unit will be subjects in a clinical trial. She explains that this means __________. patients sign a lengthy informed consent to ensure that they are familiar with all aspects of the study this is of no real interest to her since the trials have no influence on nursing practice patients will not be aware that they are involved in the clinical trial the results of the study will likely lead to changes in how care is delivered. Need Assignment Help?