Preparing to the take the HT exam and need a review? Check out NSH's HT Prep Course available on learn.nsh.org. It features 7 modules covering exam topics including fixation, processing, microtomy and staining. Each module includes a knowledge check to test your comprehension, as well as a final exam at the end of the course reviewing all module subjects. This course is perfect for someone trained on the job, going back to earn their certification. It also serves as a great review for students who need a refresher before the exam. Learn more about the new HT Prep Course!