| Post Name | RADIOGRAPHER GR II |
|---|---|
| Department | INDIAN SYSTEMS OF MEDICINE |
| Question Paper Code | 011/2014 |
| Date of Test | 29 January 2014 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The power generating unit of a cell is;
Answer
A. Mitochondria
2
The white blood corpuscle which has multiple lobes ts :
Answer
C. Neutrophil
3
Highest area for perception of visual sensation ts -
|
Answer
B. Occipital lobe
4
Bowman's capsule is located in :
Answer
A. Kidney
5
Caseating granuloma is feature of :
|
Answer
D. Tuberculosis
6
The caloric value of carbohydrate is :
Answer
B. 4 Keal/kg
7
Right ventricle pumps blood into:
Answer
D. Pulmonary artery
8
Outermost coat of blood vessel is:
Answer
D. Tunica adventitia
9
Sensation mediated by nociceptors is :
Answer
C. Pain
10
Acromegaly is due to excess secretion of :
Answer
C. Growth hormone
11
Curie is the unit of :
|
Answer
C. Radioactivity
12
Ways of hardening the X-ray beam : . re
Answer
C. Both of the above
13
Thermions are :
Answer
B. Electrons
14
Isotopes are atoms having :
Answer
A. Same number of protons, but different number of neutrons
15
Advantages of cancer screening include the following except :
Answer
C. Over diagnosis of non-progressive lesions
16
Permissible annul radiation exposure limit for a radiation worker is -
Answer
C. 20 mSv
17
Which of the following is not a mode of radioactive decay ?
Answer
A. Nuclear fusion
18
The definitive treatment of gastric cancer is : |
Answer
A. Surgery
19
Alpha rays emitted from a radioactive substance are :
Answer
D. Doubly ionized Helium atom
11/2014 4 B
20
A radioisotope has a half lite of 72 years. ‘The fraction of atorns of this element that will decay
in 150 years will be:
Answer
A. 75%
21
The target material in an X-ray tube must have :
Answer
A. High atomic number
22
Radionuclides are produced by :
Answer
D. All of the above
23
Background radiation ts contributed by the following except :
Answer
C. Ultraviolet rays
24
All are teletherapy sources except :
Answer
C. lridium 192
25
The following are electromagnetic radiation except :
Answer
B. Beta radiation
26
Interactions of photons with matter include all except :
Answer
B. Leakage radiation
|
27
X-ray beam quality depends on the :
Answer
D. All of the above
28
D max for Cobalt 60 gamma rays is:
Answer
C. c) 0.5 cm
29
Personal monitoring devices include all except :
Answer
C. Gun monitor —
30
Advantage of diagnostic ultrasound over CT sean :
Answer
D. All of the above
31
Gamma rays are deflected in :
.
Answer
D. Neither magnetic nor electric fields
32
A radiotherapy simulator :
|
Answer
A. Uses X-rays for imaging
33
Radiographic film is coated with gelatine layer containing :
Answer
C. Both of the above
34
Radioisotopes used in brachytherapy include all except :
Answer
A. Todine 151
35
Beta rays emitted by a radioactive material are :
Answer
C. Charged particles emitted by nucleus
36
Which of the following uses Gamma rays ?
Answer
B. Brachytherapy with iridium 192
37
Principles of radiation protection include all except :
Answer
D. Monitoring
11/2014 6 B
|
38
In photoelectric emission, the velocity of electrons ejected from near the suriace ts
Answer
C. Larger than those coming from interior of metal
39
Radiation detecting instrument used in Nuclear Medicine :
Answer
B. Gamma camera
40
Isotope of iodine used in PET:
Answer
B. 1-124
41
The half life of a radioactive element depends upon ;
Answer
D. None of the above
42
Mantle field radiotherapy is used in:
Answer
A. Hodgkin's lymphoma
43
Scintillation crystals used in clinical PET imaging, inchade all except :
Answer
C. Sodium iodide (Thallium)
44
A moderator is used in Nuclear Reactor m order to:
Answer
B. Slow down the speed of neutrons
45
Pure Beta emitters include all except :
Answer
B. lodine 123
46
Dose of palliative radiotherapy for brain metastases -
Answer
A. 30 Gy in 10 fractions
47
WNon-stochastie effect of radiation :
Answer
A. Epilation
48
Cobalt 60 is produced from Cobalt 59 by :
Answer
C. Neutron bombardment
49
X-ray photons produced by an X-ray machine are :
Answer
A. Heterogeneous in energy
50
o0. Radioactivity is :
Answer
D. All of the above
51
Linear accelerator is used in :
Answer
C. Teletherapy
52
Which among the following is an electron accelerator ?
Answer
D. All of the above
53
Bragg peak characteristic is utilized in :
Answer
A. Proton therapy
54
Phase of cell cycle most sensitive to radiation :
Answer
A. M phase
55
Directly ionizing radiation include ;
Answer
B. Electrons
56
Photoelectric attenuation is :
Answer
A. Directly proportional to the cube of atomic number
57
Minimum energy required for pair production :
Answer
B. 1.02 MeV
58
Electron interact with matter by :
Answer
C. Both of the above
59
Ideal radionuclide for imaging should be :
Answer
D. All of the above
60
Indirectly ionizing, radiation imclude :
Answer
D. All of the above
61
The unit of exposure is :
Answer
B. Roentgen
62
Bolus is often used in electron beam thera py to:
Answer
D. All of the above
63
Which among the following is not a permanent irnplant ?
Answer
C. Iridium 192
64
Curable cancers include all except -
Answer
C. Metastatic pancreatic carcinoma
65
The following are brachytherapy applications except :
Answer
C. Intraoperative therapy
66
Output of an X -ray machine is :
Answer
B. Proportional to square of kilovoltage
67
Quality factor (radiation weighting factor) for Alpha particle is -
Answer
D. 20 |
68
Radiation Hormesis is :
Answer
A. Beneficial effect of radiation
69
Which among the following 1s stochastic effect of rachation ?
f(
Answer
C. Genetic effect
70
Treatment of choice for srnall cell lung cancer ;
Answer
C. c) Cherotherapy
71
NCRP recommended annual radiation exposure limit for trainee radiation worker :
Answer
A. 1 md5v
72
Detectors most often used for X-ray measurements are :
Answer
D. All of the above
73
Spread of cancer occur by the following ways :
Answer
D. All of the above
74
Output of an X-ray machine :
Answer
A. Increases with tube current
75
Compton interaction is :
Answer
C. Independent of atomic number
76
Highly radiosensitive tissue among the following is :
Answer
C. Epidermis
77
Cancer of which among the following organs is likely to spread to bone ?
Answer
B. Nasopharynx
78
Radioiodine is used in the treatment of all except :
Answer
B. Medullary thyroid cancer
79
PET scan :
Answer
D. All of the above
80
In radioactive equilibrium :
Answer
C. The parent and daughter nuclide will decay at the same rate
81
The approximate energy of the radiation emitted from tungsten target when an electron falls from M shell to the K shell is :
Answer
C. 67.5 KeV
82
Isomers are :
Answer
D. Atoms with same mass number, same atomic number, different number of nuclear energy levels
83
In photon beam interaction with matter the process in which there is no net loss of energy is :
Answer
A. Coherent scattering
84
The unit of KERMA is :
Answer
B. Gray
85
. Most commonly used radioactive source in modern brachytherapy is :
Answer
B. ir-192
86
The annual dose limit for general public as per Atomic Energy Regulatory Board
Answer
C. 1 mSv
87
The emulsion ina radiographic film contains :
Answer
C. Silver halide crystals
88
When grids are used in radiography, the radiation dose to the patient :
Answer
A. increases
89
In mammography the filter material used is ;
Answer
D. Molybdenum
90
The principle of Photostimulable phosphor luminescence is used im :
Answer
A. Computed Radiography
91
Among the following, which is not a component of Image Intensifier tube :
Answer
B. Photomultiplier tube
92
The factor which does not affect subject contrast is :
Answer
D. mA
93
FProlective apron used by radiation workers in radiography should have a minimum lead
equivalence of :
Answer
D. 025 mm lead
B 13 11/2014
{P.T.O.,}
94
The TLD badges used in India are made from ; r
Answer
A. CaSoy: Dy
95
A Co-60 source is having an activity of 10000 Ci, What will be its activity after an interval of
time equal to its average life ?
Answer
A. 2369 Ci
96
A photon of 2.5 MeV undergoes pair production. The pair of electron and positron possesses
equal kinetic energy of :
Answer
B. 0.74 MeV each
97
What is the approximate ratio of bremsstrahlung to characteristic radiation coming out of an
X-ray tube with tungsten target if it is operated at 70 KVp ?
Answer
B. 1:0
98
Adjacent regions of a radiograph have optical Censities of 1.0 and 2.0. The differences in the
transmission of light through these two regions are :
Answer
D. 10% and 1%
99
Ultrasound waves are propagated through tissue as :
Answer
C. Longitudinal waves
100
Noise in a radiographic film is not caused by :
Answer
B. Focal spot size
Discussion
Ask a doubt or share a tip.
No comments yet — start the discussion.