Dental Nurse 314 exam Questions & Answers Solved 100% Correct!!

Mild burns, cell mutation and cancer are all hazards of what? - Answer-Ionising radiation from x-rays Can X-rays be seen, heard or felt? - Answer-No What is the safe level of use with x-rays? - Answer-There isn't a safe level What does every radiation exposure cause? - Answer-Tissue damage Long term, low level exposure to radiation. - Answer-Stochastic Tissue reactions are... - Answer-Non-cancer damaging effects Random development when exposed to any radiation dose: Heritable effects - mutations from change to gene/chromosome Cancer induction - irradiated body cell causes radiation induced malignancy cancer to develop - AnswerStochastic effects IRR 1999 - Answer-Ionising Radiations Regulations 1999 IRMER 2000 - Answer-Ionising Radiation (Medical Exposure) Regulations ALARP (As Low As Reasonably Practicable) - Answer-Principle of keeping radiation levels low Ensures local rules are set and placed by every x-ray machine - Answer-IRR 1999 compliance Dedicated legal person required to ensure full compliance in the workplace - Answer-IRR 1999 complianceA Radiation Protection Advisor (RPA) and Radiation Protection Supervisor (RPS) are in compliance of... - Answer-IRR 1999 Justification, optimisation, limitation, quality assurance and staff training. - Answer-IRMER 2000 Operator - any member of the dental team who carries out all or part of the duties involved with exposure and processing - Answer-IRMER 2000 Dentist radiographer who takes responsibility for justifying the taking of a radiograph - Answer-IRMER practitioner 1. Switch power off if: x-ray machine seriously malfunctioning, smell of smoke or sudden problem 2. Carry out controlled shut down of equipment 3. Ensure no use of equipment by informing staff and notifying RPA/RPS. These are all steps of the... - Answer-Procedure for managing an equipment failure If more than 150 intraoral or 50 dental pantomograph films are taken p/week staff should wear a... - Answer-Personal monitoring dosemeter Electromagnetic energy passes through the object and reacts with the... - Answer-Photographic layer of film This will show up as a circular area at the apex of the tooth. - Answer-Chronic periapical abscess This shows up as a dark area of destruction extending inwards from the enamel surface. - Answer-Caries Consequences of incorrect mounting are films getting mixed up or lost, retakes being needed, a breach of confidentiality and... - Answer-The wrong tooth receiving treatmentWhich set of regulations sets out the responsibility of dental personnel involved with radiography? - Answer-IRMER 2000 Which set of regulations states there must be a set of local rules displayed by each x-ray machine? - Answer-IRR 1999 Staff training radiography records are a key point in which piece of legislation? - Answer-IRMER 2000 Periodontal disease shows up as what on a radiograph? - Answer-Loss of lamina dura An alternative to using a bitewing holder to achieve a bitewing radiograph is... - Answer-Sticky tabs What happens if incorrect angulation occurs for a bitewing? - Answer-Contact points appear overlapped