Radiation regulations

Question 1

What are the important regulations?

Answer 1

Ionising Radiation Regulations 2017

Ionising Radiation (Medical Exposure) Regulations 2018 - IR(ME)R

Question 2

Explain the difference between the Ionising Radiation Regulations 2017 and Ionising
Radiation (Medical Exposure) Regulations (2017) 4 marks

Answer 2

IRMER – Ionising Radiation Medical Exposure regulations (2000) deals with the safe and effective use of ionising radiation when exposing patients.

IRR99 – Ionising Radiation Regulations 1999 are aimed at the protection and health of staff working with ionising radiation.

Question 3

Explain the following terms and provide one example for each
Operator
Practitioner
Referrer

Answer 3

Operator- The operator is responsible for carrying out the radiation exposure. (radiographer)

Practitioner -The practitioner is the	person responsible for justifying the	
radiation	exposure (radiographer)

Referrer- A referrer is the individual that requests the radiation exposure and therefore must provide enough clinical information for the exposure to be justified. (Doctor)

Question 4

State the full name of the regs that define the annual dose limits for personnel

Answer 4

Ionising Radiation Regulations 2017
Ionising Radiation (Medical Exposure) Regulations (2017) 

Dose Limits - Employees and trainees of 18yrs and above = 20mSv/Yr
20mSv/yr to lens of eye (Reduced from IRR99)
500mSv/yr to skin
100mSv Whole-body over 5 years

Question 5

State how you would recognize that you are about to enter a Controlled Area
2 marks

Answer 5

Yellow sign radiation hazard symbol

Question 6

State the purpose of the Local Rules and their relationship to IRR 17
2 Marks

Answer 6

The Local Rules summarise the key working instructions intended to restrict exposure in radiation areas. They will include at least the following information : A description of the area covered by the Rules and its radiological designation.
It’s applying the IRR directly to the area of work, how to comply

Question 7

Radiographers are usually designated as Classified Workers?

True or false

Answer 7

False

Question 8

A Controlled Area is one where the dose received is likely to exceed what dose?

Answer 8

6 mSv

Question 9

A Supervised Area is one where the dose received is likely to be

Answer 9

greater than 1 mSv

Question 10

Which of the following are identified as Duty Holders under the IR(ME)R 2017 regulations?

Answer 10

Operator
Practitioner
Referrer

Question 11

The means of applying the national regulations to the local situation through a written document is known as the ‘Limited Regulations’
True or false

Answer 11

False