Dental Nursing Radiography - Unit 314 Questions With Correct Solutions, Already Passed!!

Radiation cannot be - Answer-seen, heard or felt Quality assurance in radiography is a - Answer-Legal requirement Recall patients who have a high caries risk should be radiographed at what intervals using horizontal bitewings? - Answer-6 months What is the purpose of black paper in intraoral film packets? - Answer-Prevents exposure of the film to light What is classed as a safe level of X-ray exposure? - Answer-There isn't a safe level What are extraoral cassettes marked with? - Answer-The letter L What type of waste are X-ray processing chemicals? - Answer-Non-infectious hazardous What is the reason for the exposure fault "elongation of the image"? - Answer-Collimator angulation too shallow What is the reason for the exposure fault "foreshortening of the image"? - Answer-Collimator angulation too steep What is the reason for the exposure fault "Coning"? - Answer-Collimator angulation is not central What is the reason for the exposure fault "blurred image"? - Answer-Patient or collimator moved during exposureWhat is the reason for the exposure fault "fogged film"? - Answer-Exposed to light before exposure What colour are intraoral films before exposure? - Answer-Pale green