I had no ob (because of this i was sure I failed, BTW) 1 peds the rest were common disorders and a few prioritization; and quite a few drug, which were easy if you knew your (common and dangerous)...
They(cal nurses board) sent me my registration card. I wasn't in a hurry to find out my results because i was so sure I had failed. I cried myself to sleep post test. (Whaaah I've never failed...
DONT worry. I had the same experience, I was just getting started at 76 questions, and woo it shut down. Went home dazed sure I had failed. (it only took 3/4 hour). I passed. Hang