This is an obstetrics and gynecology question book designed to help medical students do well on the USMLE/COMLEX, shelf exams, and rotations. It is also a good preparation for those students who want to enter into an obstetrics and gynecology residency program. This book is a supplement to Medical School Companion Obstetrics and Gynecology book. It contains numerous medical diagrams, sonogram, and images which make is easier for students to learn. This book is also useful for PA students, NP students, CNM students, and nonmedical professionals.