WorksheetsRapid fire round
Total questions: 25
Worksheet time: 13mins
1. The most common device used to create the high potential difference across the x ray tube?
A) autotransformer
B) variable resister
C) saturable reactor
D) Transformer
2. What type of image will CT produce when using the bisecting angle technique directing the X ray beam perpendicular to the long axis of teeth?
A) deviated tooth
B) distorted tooth
C) elongated tooth
D) magnified tooth
3. Which of the following is used in myocardial perfusion scan?
A) Technitium
B) thalium
C) stroncium
D) gallium
4. Stryker's view is used in shoulder joint to visualise ?
A) muscle calcification
B) subacromial calcification
C) recurrent subluxation
D) biccipctal groove
5. What is an early clinical sign of excessive accute exposure to Radiation?
A) Erythema
B) seizures
C) dizziners
D) prodrome
6. In terms of MRI, Which one of the following is false?
A) imaging perfusion of brain
B) superior to CT scan for bone scanning
C) blood vessels visualised without contrast
D) presence of hydrogen ions
7. Which imaging method is Ideal in evaluating "hypertension" ?
A) Angiography
B) color flow Doppler
C) MR ANgiography
D) CT scan
8. The speed and energy of the electron stream as it passes across an X ray tube is primarly controlled by ?
A) Vaccum material.
B) applied kilo voltage
C) temperature
D) focusing cup
9. Which of the following modalities can be used to determine flow velocities through vasculature?
A) MRI
B) Spiral CT
C) Dele Radiology
D) ultrasound
10. Absorption of X ray beam is called?
A) Attenuation
B) scattered Radiation
C) Absorption
D) Excitation
11. Compton Effect shows that ?
A) x rays are waves
B) photons have momentum
C) x rays have high energy
D) x rays can penetrate matter
12. The portion of the target. Struck by electrons is called?
A) principle point
B) end point
C) photon point
D) focal spot
13. Which sign is classically suggestive of acute pulmonary edema?.
A) Bat-wing appearance
B) deep sulcus sign
C) costophrenic blunting
D) lobar consolidation
A 65years old women presents with abdominal pain and vomitting she had an appendicectomy 20years ago, small bowel dilation is observed what is the most likely cause?
A) inguinal bernia
B) adbesions
C) haemorrhoids
D) colonic carcinoma
15. X ray region lies between.
A) Gamma rays and UV region
B) short radio wave ana visible region
C) visible and UV region
D) short radio wave and long radio wave
Field shaping is done by all except ?
Custom blocking
Wedge filters
Independent jaws
MlC
The atom which scatters x rays more is?
Carbon
Mercury
Hydrogen
Nitrogen
For nasal fractures which view is taken??
Lateral view
Waters view
Caldwells view
AP
Radiation weighting factor for alpha particles is?
12
1
5
20
The liquid portion of the blood is referred to as?
Whole blood
Hematocrit
Plasma
Serum
Computerized axial tomography uses?
Gamma rays
X rays
Microwave
Uv rays
T cells are produced from?
Bone marrow
Thymus
Spleen
All the above
the most common fractured bone in the body is??
Scapula
Clavicle
Lunate
Capitate
Tubercluosis is caused by
Virus
Fungus
Bacteria
The type of X rays used to detect break in bone is?
Hard
Soft
Both a and b
Moderate
