PreTest is the closest you can get to seeing the USMLE Step 1 before you take it! 500 USMLE-style questions and answers! Great for course review and the USMLE Step 1, PreTest asks the right questions so you'll know the right answers. You'll find 500 clinical-vignette style questions and answers along with complete explanations of correct and incorrect answers. The content has been reviewed by students who recently passed their exams, so you know you are studying the most relevant and up-to-date material possible. No other study guide targets what you really need to know in order to pass like PreTest!