Combined Technical (NG) • 2017 • Technical Paper-II
Which is the wrong statement for mammography
A)
Film screen mammography uses X-Ray
B)
CT mammography uses X-Ray
C)
Xeromammography uses X-Ray
D)
MR Mammography uses X-Ray
MRI mammography does not use X-rays.
Combined Technical (NG) • 2017 • Technical Paper-II
TFT array in Flat panel detector DR systems is made of :
A)
Coarse Antimony
B)
Amorphous Silicon
C)
Powdered Bismuth
D)
Dry Manganese
Flat-panel DR detectors commonly use amorphous silicon thin-film transistor arrays.
Combined Technical (NG) • 2017 • Technical Paper-II
The most common sequence used for performing MR angiography is :
A)
Time of Flight
B)
Inversion recovery
C)
Phase encoded
D)
Proton density
Time-of-flight is a common non-contrast MR angiography technique.
Combined Technical (NG) • 2017 • Technical Paper-II
Digital Radiography (DR) systems are of the following types
A)
Slot Scanning type
B)
Flat panel detector type
C)
Photon counting type
D)
All of these
The correct choice is Photon counting type.
Combined Technical (NG) • 2017 • Technical Paper-II
The most common type of post processing protocol used for CT Angiography is
A)
Maximum Intensity Projection
B)
Shaded Surface Display
C)
Minimum Intensity Projection
D)
Axial Surface Display
Maximum intensity projection is widely used to display high-attenuation contrast-filled vessels in CT angiography.
Combined Technical (NG) • 2017 • Technical Paper-II
Phlebography is a contrast study of
A)
Arteries
B)
Veins
C)
Joints
D)
Lymphatics
Phlebography is contrast imaging of veins.
Combined Technical (NG) • 2017 • Technical Paper-II
The most common view used in Mammography for cancer screening is
A)
Medial Lateral Oblique ( MLO)
B)
Cranio caudal (CC)
C)
Both (a) & (b)
D)
None of these
Screening mammography standard two views: MLO and CC (MLO best single, both together routine).
Combined Technical (NG) • 2017 • Technical Paper-II
The crystals used in Ultrasound probes are called
A)
Piezo electrical crystals
B)
Pie mechanical crystals
C)
Pie square crystals
D)
Piezo ceramic crystals
Ultrasound transducers use piezoelectric crystals that convert electrical energy to mechanical energy and back.
Combined Technical (NG) • 2017 • Technical Paper-II
Gelfoam is a material commonly used for
A)
Embolisation
B)
Aspiration
C)
Drainage
D)
Coiling
Gelfoam is an absorbable gelatin material commonly used as an embolic agent.
Combined Technical (NG) • 2017 • Technical Paper-II
Full form of LASER
A)
Light after stimulating electron radiation
B)
Light analysis by stimulating electron red
C)
Light amplification by simulated emission of radiation
D)
None of these
LASER = Light Amplification by Stimulated Emission of Radiation (question writes simulated typo).
Combined Technical (NG) • 2017 • Technical Paper-II
In Myelography the intra-thecal contrast injection is injected into which space:
A)
Extra-dural
B)
Intra-medullary
C)
Sub-dural
D)
Sub-arachnoid
In myelography, contrast is introduced into the subarachnoid space around the spinal cord.
Combined Technical (NG) • 2017 • Technical Paper-II
In Mammography compression is required due to
A)
Immobilise the breasts
B)
Decrease scatter radiation
C)
For homogenous Image density
D)
All of these
The correct choice is Immobilise the breasts.
Combined Technical (NG) • 2017 • Technical Paper-II
Magnetic field inhomogenicities are eliminated by a process called
A)
Shimming
B)
Flushing
C)
Fractionating
D)
Extracting
Magnetic-field nonuniformity is corrected by shimming.
Combined Technical (NG) • 2017 • Technical Paper-II
Patient couch in CT scanners is made up of
A)
Lead coated iron
B)
Copper sheets
C)
Carbon fiber
D)
Amalgamated steel
CT patient couches are made from radiolucent carbon-fiber materials.
Combined Technical (NG) • 2017 • Technical Paper-II
Brightness gain as a result of reduction of image size in IITV is called
A)
Flux gain
B)
Minification gain
C)
Output gain
D)
Amplification gain
Reducing the image size at an image intensifier produces minification gain.
Combined Technical (NG) • 2017 • Technical Paper-II
IVU is an investigation of the
A)
Ureters
B)
Uterus
C)
Pancreas
D)
All of these
Intravenous urography evaluates the urinary tract, including the ureters.
Combined Technical (NG) • 2017 • Technical Paper-II
In superconductor MRI equipments, the required critical temperature in cryostat is maintained by using
A)
Titanium
B)
Helium
C)
Sulfur
D)
Carbon dioxide
Liquid helium is used to maintain the cryogenic temperature needed for superconducting magnets.
Combined Technical (NG) • 2017 • Technical Paper-II
Enteroclysis is an investigation of
A)
Esophagus
B)
Small Bowel
C)
Large bowel
D)
Hepato-biliary tree
Enteroclysis is a contrast examination of the small bowel, especially the jejunum and ileum.
Combined Technical (NG) • 2017 • Technical Paper-II
Which of the following is not a part of the gantry in CT Scan machines
A)
Tube
B)
Patient couch
C)
Workstation
D)
Detector array
The workstation is outside the gantry; the gantry houses the tube, detectors, and patient positioning components.
Combined Technical (NG) • 2017 • Technical Paper-II
Endoscopic Retrograge Cholangio Pancreatography (ERCP) is done to assess
A)
Biliary tract
B)
Alimentary tract
C)
Gall Bladder
D)
Liver
ERCP directly outlines the biliary and pancreatic ducts, so it is primarily used to assess the biliary tract.
Combined Technical (NG) • 2017 • Technical Paper-II
In modern Image Intensifiers the input fluorescent screen is made of
A)
Zinc sulphate
B)
Barium Sulphate
C)
Copper Bromide
D)
Cesium Iodide
Modern image intensifiers use cesium iodide as the input phosphor.
Combined Technical (NG) • 2017 • Technical Paper-II
For performing CT of the abdomen we need to take tomogram in which position
A)
Axial and Lateral
B)
Coronal and Axial
C)
Lateral and Oblique
D)
Oblique and coronal
Routine CT acquisition of the abdomen is based on axial data, with coronal reformats commonly used as well.
Combined Technical (NG) • 2017 • Technical Paper-II
The Nobel prize for medicine in 1979 for discovery of CT Scan was won by
A)
Godfrey Hounsefield
B)
Alan Cormack
C)
Both (a) & (b)
D)
None of these
The 1979 Nobel Prize in Physiology or Medicine for CT was shared by Godfrey Hounsfield and Allan Cormack.
Combined Technical (NG) • 2017 • Technical Paper-II
Grids used in Mammography is made up of
A)
Lead
B)
Iron
C)
Carbon
D)
Platinum
Mammography grids use lead strips to reduce scatter radiation.
Combined Technical (NG) • 2017 • Technical Paper-II
In wide angle tomography the tomographic arc is usually
A)
5-10 degrees
B)
10-50 degrees
C)
200-220 degrees
D)
0-5 degrees
Wide-angle tomography generally uses a tomographic arc in the broad 10–50° range.
