I took the Exam this morning and I passed!! Yayyyy CRNA school next up! 2 months on and off study time; (4 year in practice CCU; MICU, NeuroTrauma) I used PassCCRN questionnaire and reviewed the heart patho in the passccrn book also took the Lori Brown CCRN review last year 2018. I hope this helps also PassCCRN sample questions are on the real exam almost 10 or more from my count?? GOOD LUCK!!! But you probable won’t need it?????????