kettering national seminars has been providing exam preparation seminars and self-study courses for the tmc (crt, rrt), pft, nps, cct, accs, ae-c, sleep and rtr for 40 years. exam reviews cover key concepts and test-taking skills. we hold numerous seminars throughout the country and we also offer self-study courses and webinars. if you need to prepare for your credentialing exam for therapist multiple choice, certified respiratory therapy, written registry, clinical simulations, pulmonary function technology, cardiovascular technology, neonatal/pediatric or radiologic technology, we have a course for you. whether you attend a seminar, webinar or purchase the homestudy, you will receive a study guide, workbook and practice exam. with the homestudy course you also receive the lecture in the form of audio. we also have online practice exam modules and clinical simulation to help you prepare.