PreTest is the closest you can get to seeing the test before you take it Great last-minute preparation for the USMLE Step 1! PreTest Clinical Vignettes for the USMLE Step 1 is a compilation of 322 clinical vignette questions covering high-yield topics across the basic sciences. This comprehensive practice exam provides you with the perfect vehicle for assessing your knowledge before taking the USMLE Step 1. 7 blocks of 46 clinical vignette-style questions--just like the actual exam Student tested and reivewed 322 USMLE Step 1 multiple-choice questions and answers Explanations for right and wrong answers All answers referenced to core texts and journals