Dr MGR Educational and Research Institute 2010 Diploma DMRT (Diploma in Medical Radiation Therapy) tember IN MEDICAL RADIO THERAPY (D.M.R.T.) MEDICAL RADIATION PHYSICS AS APPLIED TO RADIOTHERAP

September 2010
DIPLOMA IN MEDICAL RADIO THERAPY (D.M.R.T.)
EXAMINATION.
MEDICAL RADIATION PHYSICS AS APPLIED TO
RADIOTHERAPY
Q.P. Code : 343025
Time : 3 hours Maximum : 100 marks
Draw suitable diagram wherever necessary.
ans ALL ques..
I. Essay ques. : (2 X 20 = 40)

1. explain the different modes of interaction of radiation with matter and their
relevance as applicable to radiotherapy.

2. define the particle radiations of clinical use in radiotherapy and their
relative merits and demerits.

II. Write short notes on : (10 X six = 60)

1. Radiotherapy stimulators.

2. Remote after loading.

3. Rectal dosimetry.

4. Beam modifying devices.

5. Tomotherapy.

6. Iodine 125.

7. Compton Effect.

8. Heavy particle radiotherapy.

9. Permanent Implants.

10. Production of Neutron beam.

Earning:   Approval pending.