Radiation Safety Legislation

Question 1

what is the ICRP

Answer 1

international commission for radiological protection

Question 2

what do the ICRP recommend all radiation exposures should be?

Answer 2

justified, optimised, limited

Question 3

what does it mean for an exposure to be justified

Answer 3

must do more good than harm

Question 4

what does it mean for an exposure to be optimised

Answer 4

magnitude of exposures must be as low as reasonably practicable

Question 5

what does it mean for an exposure to be limited

Answer 5

no person receives an unacceptable level of exposure

Question 6

what is IRR17

Answer 6

ionising radiations regulations

Question 7

what is IRMER17

Answer 7

ionising radiation medical exposure regulations

Question 8

what does IRR17 deal with

Answer 8

occupational exposures and exposure of general public

Question 9

what does IRMER17 deal with

Answer 9

medical exposures of patients

Question 10

who enforces IRR17

Answer 10

health and safety executive

Question 11

who is responsible for putting IRR17 in place

Answer 11

the employer

Question 12

how do you obtain IRR17

Answer 12

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

Question 13

what is an RPA

Answer 13

radiation protection adviser

Question 14

what does an RPA do

Answer 14

advise on radiation safety

Question 15

what is the distance of the controlled area

Answer 15

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

Question 16

who enforces IRMER17

Answer 16

healthcare improvement scotland

Question 17

what are the roles associated with IRMER17

Answer 17

referrer, practitioner, operator, employer

Question 18

what is the role of the referrer

Answer 18

referral for imaging

Question 19

what is the role of the practitioner

Answer 19

justify examination and authorise it

Question 20

what is the role of the operator

Answer 20

authorise, carry out, assess report

Question 21

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

Answer 21

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

Question 22

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

Answer 22

must be authorised

Question 23

what does ALARP mean

Answer 23

as lot as reasonably practicable

Question 24

what does optimisation involve

Answer 24

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

Question 25

what is the role of the medical physics expert

Answer 25

provide advice on exposure factors and equipment related matters