C:-PALB2
D:-All of the above
Correct Answer:- Option-D
Question39:-Nobel prize for the discovery of cell cycle was received by all except
A:-H. Hartwell
B:-Timothy Hunt
C:-Zetterberg
D:-Paul M. Nurse
Correct Answer:- Option-C
Question40:-Gamma ray energy related to cobalt 60 radiosotope
A:-1.25 MeV
.17 MeV
:+1.33 MeV
D:-All of the above
Correct Answer:- Option-D
Question41:-Which of the following statements regarding lobular carcinoma in situ (LCIS) is wrong ?
A:-LCIS cells are commonly ER negative
B:-LCIS has been reported to present with a multi centric distribution in upto 90% of the mastectomy specimen
C:-Loss of E cadherin is often observed
D:-Represents <15% of all noninvasive breast cancer
Correct Answer:- Option-A
Question42:-Type of asbestosfibers with highest risk of malignant pleural mesothelioma
A:-Chrysotile
-Amphibole
C:-Cribriform
D:-Cruciate
Correct Answer:- Option-B
Question43:-Normal tissue tolerance dose of heart with conventional fractionation radiation treatment is
A:-No more than 1/3 of heart volume to receive 20 Gy
-No more then 1/3 of heart volume to receive 40 Gy
C:-No more than 1/3 of heart volume to receive 60 Gy
D:-No more than 1/3 of heart volume to receive 80 Gy
Correct Answer:- Option-C
Question44:-Most common origin for cardiac metastasis is
A:-Upper gastro intestinal tract
-Breast
C:-Lung
D:-Melanoma
Correct Answer:- Option-C
Question45:-The risk of breast cancer in a woman whose second degree relative has breast cancer is
൧:-1.5%
8:-5%
C:-10%
D:-3%
Correct Answer:- Option-A
Question46:-Bite block (intraoral device) is used in the radiation treatment of carcinoma tongue to
A:-Replace air and give uniform dose distribution
B:-Reduce radiation toxicity to buccal mucosa and hard palate
C:-Immobilization of tongue
D:-All of the above
Correct Answer:- Option-D
Question47:-Standard dose of definitive radiation therapy for esophageal cancer is
A:-45 to 50 Gy at conventional fractionation schedule
-50 to 50.4v Gy at conventional fractionation schedule
C:-60 to 64.8 Gy at conventional fractionation schedule
D:-55 to 60.4 Gy at conventional fractionation schedule
Correct Answer:- Option-B
Question48:-Prophylactic cranial irradiation indicated in
A:-CML