The physics of radiation and radiation biology are related to the principles, techniques and interpretation of intra and extraoral radiographs. Quality in exposing and processing x-rays (with respect to the safety of the patient and operator) is stressed. 3 Credits (2 Lecture - 3 Lab) Prerequisite(s): BIO115 and DEN103 and DEN104 and DEN107 and DEN108. Corequisite(s): BIO125 and DEN126 and DEN130 and DEN211. Spring Only.