Get ready to pass the USMLE Step 3 Exam with BoardVitals. Gain access to more than 1150 difficult USMLE Step 3 board review practice questions with detailed explanations for both correct and incorrect responses. The USMLE Step 3 questions are specifically focused on providing challenging content. We also regularly talk to board-certified physicians who make sure that we’re keeping the questions and topics that are relevant to the boards while removing questions that do not appear on the board. The USMLE Step 3 question bank follows the exam content outline for the Federation of State Medical Boards (FSMB) and National Board of Medical Examiners® (NBME®) USMLE Step 3 Exam.