Correct Answer: Option-C
Question83:-The rationale for fractionation is that reduction of overall treatment time decreases the opportunity for tumor cell regeneration.
‘AcAccelerated fractionation radiotherapy
B:-Hyper fractionation radiotherapy
C-Conventional fractionation radiotherapy
DeBoth Land 2
Correct Answer:- Option-é
Question84: Biological effect of concurrent chemo radiation include all except
‘AcShift of cell survival curves towards higher cell killing levels
B:-A decrease in tumor mass and re-oxygenation
വടട apoptosis
D-Favorer DNA repair
Correct Answer:- Option-D
Question85:-Spinal cord tolerance in radiotherapy
കട
B:-45 Gy
ടം
മട
Correct Answer:- Option ®
Question86:-SBRT is
‘Ac Systemic Based Radiotherapy
B: Stereotactic Based Radiotherapy
Stereotactic Body Radiotherapy
D-Systemic Body Radiotherapy
Correct Answer:- Option-C
Question87:-All can be used in cancer treatment except
‘Ac Proton therapy
B:-Neutron therapy
C=Carbon ions
D:-Nitrogen ions
Correct Answer:- Option-D
Question88:-HDR (High Dose Rate) brachytherapy is
1
B:->10 Gy/hour
೨20 Gy/hour
0:22 வரியா
Correct Answer:- Option-é
Question89: Brachytherapy technique is commonly used in all except
‘AcCancer Cervix,
B:-Cancer Prostate
C-Cancer Buccal Mucosa
DCancer Brain
Correct Answer:- Option-D
Question90:-ICRU (International Commission on Radiation Units and Measurements) 38 defines
ചത
8:30087
CeBrachytherapy
ണേ
Correct Answer:- Option-C

‘Question91:-Radiopharmaceuticals include all except