問題一覧
1
Where we produce X rays? (p 2)
X ray tube
2
Which factor is important for the passage ability of X-ray beams?(p 3) 1) wavelength of rays 2) season 3) the patient's age 4) sex of the patient 5) density and atomic weight of substances
1,5
3
In what method of radiation diagnostics is the half live period of a radionuclide important? (p 18)
radioisotope diagnostics
4
Which method is used in the diagnosis of ischemic heart disease? (p 45)
Myocardial perfusion ssintigraphy
5
What is fluorography? (p 10)
mass-preventive X-ray examination method
6
Which method in radiology use Hounsfield scale? (p 12)
Computed tomography
7
Which radioisotope is used for investigation of bone metabolism?
Ca-47
8
Diagnostic method for determining bone density:
Densitometry
9
What is the principle of fluorography (p 10)
the photographing of image in small sizes from the monitor
10
How much is density of lungs on computed tomography (p 21)
-650-850
11
What part of the body can be examined during densitometry?
lumbar spine and over the upper part of the hip
12
Which radiopharmaceuticals are used in positron emission tomography? (p 19,42)
positron emitting isotopes
13
Which contrast agent is used in MRI?
paramagnetic contrast agent
14
Which contrast materials are used in CT?
iodinated contrast
15
When the X-ray beams were discovered? (P 1)
1895
16
What are soft X-rays? (p 2)
long wavelengths X rays
17
Magnetic resonance imaging examination is particularly important in which of the following diseases? (p 13)
in brain diseases
18
What is the Urography? (p 9)
image of the kidneys and bladder
19
What is the translucent organ on X ray film: (p 8)
lungs
20
Which of the following is a method of contrast study of cerebral vessels? (p 9)
Angiography
21
What does +1000 on the Hounsfield scale show? (p 12)
Bone tissue
22
Which method allows you to get a better picture of soft tissues? (p 74)
MRI
23
Which part of the CT scan machine has the X ray source? (p 11)
cylindrical gantry
24
The main contraindication to magnetic resonance imaging? (p 13)
the presence in the patient’s body metallic foreign bodies
25
What method can measure cardiac output or left to right shunts
Doppler echocardiography
26
What method can detect and quantify valvular regurgitation of the heart? (p 44)
Doppler echocardiography
27
Hyperthermia and hypothermia terminology are used in
thermography
28
What is the main advantage of Fluoroscopy?(p 9)
Gives the opportunity to study the function of organs
29
What terms are used in the analysis of radiography? (p 8)
shadow and transparent areas
30
Which of the following methods does not belong to diagnostic radiology?
electroencephalography
31
What is the Duplex sonography?
The combined use of Doppler and sonography
32
Which rays used in the Thermography? (p 17-18)
infrared rays
33
Which radiology method is used during cardiac catheterization procedure? (p 8)
fluoroscopy
34
What does -1000 on the Hounsfield scale mean? (p 12)
Air structure
35
What is the thickness of the layers in the computer tomography examination? (p 12)
1-10 mm
36
Which radioisotope is used for investigation of thyroid gland?
I-123
37
What area especially is studied with using ultrasound M mode? (p 44)
Heart
38
In which diseases the local temperature is increased in thermographic examination?
breast cancer
39
What is duplex sonography?
Combined use of dopplerography and sonography
40
In which cases on X-ray filling defect is visible? (p 54)
Tumors
41
The principle of MRI is based on the influence of magnetic field on this element. Name it? (p 13)
hydrogen
42
Which factor is important for passage ability of X- rays? (p 3)
density and atomic weight of organ
43
How can we determine the biological chemicals of substances?
magnetic resonance spectroscopy
44
In what examination, paramagnetic contrast agents are used?
MRI
45
Which radioisotope is used for investigation of brain tumor?
C-11
46
What factors characterize MRI images? (p 13)
Proton density and relaxation time
47
Which technique is used for catheterization of vessels on angiography? (p 44)
Seldinger
48
Which method in radiology is used for assessing tumor blood flow?
Doppler ultrasound
49
Which contrast are used for urography? (p 9)
iodine-containing contrast
50
What areas are studied by dopplerography?
Blood vessels
51
What is main advantage of MRI? (p 13)
no radiation method
52
Who did give information about the biological effect of X rays for the first time? (p 4)
V. C. Roentgen
53
What color are the bones and other calcified structures in X ray?
White
54
If a structure absorbs more X-rays, then in that image: (p 8)
appears as a shadow
55
Which examination method is more effective to identify mediastinal lymph nodes metastases? (p 40)
CT
56
During PET uptake of radiopharmaceuticals is known to be proportional to (p 42)
tumor aggressiveness and growth rates
57
Which of the following absorbs more x-ray beams?(p 3)
bone
58
Which relaxation times exist in MRI examination? (p 13)
T1 and T2
59
Which radiological method is the first line for detecting solid organ injury after trauma? (12)
computed tomography
60
How does CT scanning of the body usually take?
between 5-30 minutes
61
How do gadolinium-enhanced tissues appear on T1-weighted images?
bright
62
The method of thermography is
harmless and non-invasive
63
What rays are used in computed tomography?
X rays
64
Which one is the basic X ray method? (p 8)
radiography
65
T1-weighted and T2-weighted terminology are used in
MRI
66
Which examination can be used to obtain optimal information about stenosis of arteries?
Doppler method
67
Which of the following methods is particularly informative in diagnosis for diseases of the brain? (p 13)
MRI
68
For conducting which examination does Seldinger's technique is used? (p 45)
angiography
69
Where we use gamma cameras? (p 21)
Radionuclide scanning
70
During PET radiopharmaceuticals uptake ratio of <2.5 is considered indicative of (p 42)
a benign lesion
71
Which of them is appropriate for X-ray protection?
Shielding
72
Which factor is important for passage ability of X- rays (p 3)
wavelength
73
Which method is effective for brain examination? (p 13)
MRI
74
What is radiography?(p 8)
production image of the body on film
75
How does gadolinium-enhanced fluid appear on T1-weighted images?
bright
76
Which of the following methods is effective for imaging of the neonatal brain? (p 15)
Sonography
77
Which radiology method is used during placement of intravenous catheters? (p 8)
fluoroscopy
78
What is the contraindication to MRI examination? (p13)
pacemakers
79
Which radiopharmaceuticals ideally suited for tumor imaging in PET scan? (p 42)
18F‐ 2‐ deoxy‐ d‐ glucose
80
What does 0 on the Hounsfield scale mean? (p 12)
Water
81
By what factors is characterized the image in MRI? (p 13)
The proton density and the relaxation time
82
In which diseases the local temperature is increased in thermographic examination?
acute inflammatory diseases
83
By what method you can get information about the venous thrombosis, arterial stenosis and occlusion?(p 16)
Doppler
84
In which instrumental examination is " Hounsfield scale " is used? (p 12)
CT
85
What is main advantage of ultrasonography? (p 16)
no radiation method
86
What is Scheldinger (Seldinger) technology? (p 44)
Injection of contrast agent into the femoral artery during angiography
87
Which radioisotope is used for investigation of renal diseases
Tc-99m
88
Which method in radiology is used for detection of stenosis of carotid arteries? (p 16)
Doppler ultrasound
89
With the discovery of which rays did the science of radiology begin? (p 1)
X-rays
90
What is the disadvantage of fluoroscopy? (p 9)
radiation dose is more than radiography
91
What are hard X-rays? (p 2)
short wavelengths X rays
92
What are the basic principles of protection from X-ray in medical practice: (p 5-6) 1) time 2) healthy diet 3) shielding 4) fluid intake 5) distance
1,3,5
93
What is a transducer? (p 15)
Part of the ultrasound machine
94
Which radioisotope is used for investigation of lung diseases?
Kr-81
95
What method is used to obtain information about the blood flow velocity through the heart valves? (p 44)
Doppler echocardiography
96
Which of the following is particularly informative in the diagnosis of recurrent lung cancer? (p 42)
positron emission tomography
97
How does the intensity of X- rays depend on the distance? (p 2)
inversely proportional from square of the distance
98
What property of radioactive substances is particularly important in radionuclide studies? (p 18)
The half life time
99
Which method in radiology is used for detection of occlusion of carotid arteries? (p 16)
Doppler ultrasound
100
Which method in radiology is used for determine fetal blood flow?
Doppler ultrasound