RNs wishing to expand the care they can give patients can work toward a Master’s in Nursing, MSN, and Doctor of Nursing Practice, DPN. With these degrees, they are able to do physical exams, prescribe medicine, order labs and analyze the results and educate patients. Nurses who receive an MSN or DPN are called an advanced practice registered nurses or APRN. They can specialize as Certified Registered Nurse Anesthetists, Certified Nurse Midwives, Certified Nurse Practitioner, as well as in other … Read the rest