DANB RHS Exam study questions with COMPLETE SOLUTION | 150 Questions with 100% Correct Answers

Why do we take x rays? - To determine the dental health status of a patient beyond the oral exam. Periapical (PA) - The tissues surrounding the apex of the root of a tooth. Who benefits from dental xrays? - Patient, Practice, Insurance. What is the primary benefit of an xray? - To detect disease. Decay is the most common reason, Periodontal disease is the second most common reason. What is the most lucrative reason for an xray in the State of Maine? - Trauma xrays make the most money in the state of Maine (at hospitals) What is a Dental Fistula? - Also called a gum boil or a parulis is an infection at the base of the tooth which forms inflamed pus. Dental fistula if not treated starts with a tooth abscess and normally ends on the gingiva or slightly in the oral vestibule. What can be found in an xray? - Developing teeth, missing teeth, supernumary teeth(extra), impacted teeth, caries(decay), recurrent caries, periodontal disease, dilacerated roots(abnormal curves), retained root tips, periapical lesions/infections. Radiopaque - The light or white areas of the film. The more dense the tissue or material, the whiter it will appear. Radiolucent - Dark areas that x rays pass through easily. Furcation - Bone has been eaten away. Usually the result of periodontal disease