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Dental Radiology > Radiation Safety Legislation > Flashcards

Radiation Safety Legislation Flashcards

1
Q

what is the ICRP

A

international commission for radiological protection

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2
Q

what do the ICRP recommend all radiation exposures should be?

A

justified, optimised, limited

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3
Q

what does it mean for an exposure to be justified

A

must do more good than harm

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4
Q

what does it mean for an exposure to be optimised

A

magnitude of exposures must be as low as reasonably practicable

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5
Q

what does it mean for an exposure to be limited

A

no person receives an unacceptable level of exposure

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6
Q

what is IRR17

A

ionising radiations regulations

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7
Q

what is IRMER17

A

ionising radiation medical exposure regulations

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8
Q

what does IRR17 deal with

A

occupational exposures and exposure of general public

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9
Q

what does IRMER17 deal with

A

medical exposures of patients

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10
Q

who enforces IRR17

A

health and safety executive

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11
Q

who is responsible for putting IRR17 in place

A

the employer

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12
Q

how do you obtain IRR17

A

on HSE website by answering questions on compliance arrangements and paying £25

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13
Q

what is an RPA

A

radiation protection adviser

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14
Q

what does an RPA do

A

advise on radiation safety

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15
Q

what is the distance of the controlled area

A

1.5m from x-ray tube and within the primary beam

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16
Q

who enforces IRMER17

A

healthcare improvement scotland

17
Q

what are the roles associated with IRMER17

A

referrer, practitioner, operator, employer

18
Q

what is the role of the referrer

A

referral for imaging

19
Q

what is the role of the practitioner

A

justify examination and authorise it

20
Q

what is the role of the operator

A

authorise, carry out, assess report

21
Q

what do you need to consider for an image to be justified

A

objectives of exposure and efficacy, benefits and risks of alternative techniques
potential benefits
detriment to individual

22
Q

once a radiographic referral is justified, what must happen to it?

A

must be authorised

23
Q

what does ALARP mean

A

as lot as reasonably practicable

24
Q

what does optimisation involve

A

selecting appropriate investigations, equipment, using appropriate exposure factors, ensuring QA is carried out, assessing patient dose, adherence to diagnostic reference levels

25
Q

what is the role of the medical physics expert

A

provide advice on exposure factors and equipment related matters

Dental Radiology (16 decks)

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