This document provides a structured mock exam designed to support preparation for the Registered Polysomnographic Technologist (RPSGT) certification exam. It includes practice-style questions with answers and explanations covering key sleep medicine topics such as sleep stages, polysomnography, respiratory physiology, CPAP/BiPAP therapy, and patient monitoring. The material is intended to strengthen understanding of sleep study procedures and improve exam readiness through review of high-yield c...