Take the entire quiz, progress isn't saved if you exit. The end of the quiz will reveal explanations, rationales and lots more study material that you also need to know. Take notes from the information I added to the answers at the end as well as throughout the quiz! Ask questions if you need more clarification. When you know Order of Draw, EKG 5 steps and are able to pass Certification Prep_1 and Certification Prep_2 with a 90% or better you should be ready to sit for Certification test.