Mild burns, cell mutation and cancer are all hazards of what? - ACCURATE ANSWERIonising radiation from x-rays
Can X-rays be seen, heard or felt? - ACCURATE ANSWERNo
What is the safe level of use with x-rays? - ACCURATE ANSWERThere isn't a safe level
What does every radiation exposure cause...
DENTAL NURSING RADIOGRAPHY
EXAM QUESTIONS |2024\2025
Mild burns, cell mutation and cancer are all hazards of what? - ACCURATE
ANSWER✅✅Ionising radiation from x-rays
Can X-rays be seen, heard or felt? - ACCURATE ANSWER✅✅No
What is the safe level of use with x-rays? - ACCURATE ANSWER✅✅There
isn't a safe level
What does every radiation exposure cause? - ACCURATE ANSWER✅✅Tissue
damage
Long term, low level exposure to radiation. - ACCURATE
ANSWER✅✅Stochastic
Tissue reactions are... - ACCURATE 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 - ACCURATE ANSWER✅✅Stochastic effects
IRR 1999 - ACCURATE ANSWER✅✅Ionising Radiations Regulations 1999
, IRMER 2000 - ACCURATE ANSWER✅✅Ionising Radiation (Medical
Exposure) Regulations
ALARP (As Low As Reasonably Practicable) - ACCURATE
ANSWER✅✅Principle of keeping radiation levels low
Ensures local rules are set and placed by every x-ray machine - ACCURATE
ANSWER✅✅IRR 1999 compliance
Dedicated legal person required to ensure full compliance in the workplace -
ACCURATE ANSWER✅✅IRR 1999 compliance
A Radiation Protection Advisor (RPA) and Radiation Protection Supervisor (RPS)
are in compliance of... - ACCURATE ANSWER✅✅IRR 1999
Justification, optimisation, limitation, quality assurance and staff training. -
ACCURATE ANSWER✅✅IRMER 2000
Operator - any member of the dental team who carries out all or part of the duties
involved with exposure and processing - ACCURATE ANSWER✅✅IRMER
2000
Dentist radiographer who takes responsibility for justifying the taking of a
radiograph - ACCURATE 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
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