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RTCADRAD PRELIM

Total questions: 71

Worksheet time: 38mins

Name
Class
Date
1.

Two Ways To Obtain Digital X-Ray

a)

Computed Radiography

b)

Digital Radiography

c)

Computerized Radiography

d)

Digital Radiograph

2.

A Digital Way Of Doing General Radiography With Conventional X-Ray Machine

a)

Computed Radiography

b)

Digital Radiography

3.

Processing The Data Digitally Produces What Type Of Image

a)

Low Quality

b)

High Contrast

c)

High Quality

d)

High Quantity

4.

It is placed in the cassette instead of a piece of film and it stores and captures the x-ray

a)

Imaging Plate

b)

ID Tablet

c)

Processing Sensor

d)

Laser Plate

5.

What Part of CR It is Where the X-ray is Being Developed

a)

Dark Room

b)

CR Reader

6.

What Are The Examples of CR

a)

Cassette With Imaging Plate

b)

ID Tablet

c)

Preview And ID Station

d)

Digitizer

e)

Processing Server and Laser Camera

7.

High kVP produces what kind of radiography?

a)

Radiolucent

b)

Radiopaque

8.

Low kVP produces what kind of radiography?

a)

Radiolucent

b)

Radiopaque

9.

What is the Factor of Contrast and Density?

a)

kV

b)

kVp

c)

mA

d)

mAs

10.

What is the Factor of Density?

a)

kV

b)

kVp

c)

mA

d)

mAs

11.

It looks like the IS found in the conventional film screen cassettes

a)

Imaging Plate

b)

ID Tablet

c)

Processing Sensor

d)

Laser Plate

12.

Imaging Plate is Made Up Of

a)

Aluminum

b)

Photostimulable Phospor

c)

Bariumfluorohalide

d)

Barium Platinicyanide

13.

It looks like the IS found in the conventional film screen cassettes

a)

Imaging Plate

b)

ID Tablet

c)

Processing Sensor

d)

Laser Plate

14.

What type of material has a special property of storing

a)

Aluminum

b)

Photostimulable Phospor

c)

Bariumfluorohalide

d)

Barium Platinicyanide

15.

It is where the laser energy is being stimulated in photostimulable phospor

a)

CR Reader

b)

Digitizer

c)

ID Tablet

d)

Laser Camera

16.

The image can be displayed after the exposure in CR. As A Result, the retakes are blank.

a)

Drastically Increased

b)

Drastically Reduced

17.

It is the Principle That Converts Xray Signal to Light Signal

a)

Storage Phospor Principle

b)

Barium Fluorohalide Principle

c)

Computed Radiography Principle

d)

Barium Platinocyanide Principle

18.

Imaging Plate Coated With Photostimulable Phospor Is Called?

a)

Storage Phospor

b)

Phosporesence

c)

Conductive Phospor

d)

Phospor Layer

19.

Imaging Plate Contains?

a)

Phosphor Layer

b)

Protective Coat

c)

Conductive Layer

d)

Support And Laminated Layer

20.

What is phospor material called

a)

Aluminum

b)

Photostimulable Phospor

c)

Bariumfluorohalide

d)

Barium Platinocyanide

21.

What is the material used in filter

a)

Aluminum

b)

Photostimulable Phospor

c)

Bariumfluorohalide

d)

Barium Platinocyanide

22.

What is the material used when Roentgen Discovers The X-Ray

a)

Aluminum

b)

Photostimulable Phospor

c)

Bariumfluorohalide

d)

Barium Platinocyanide

23.

What Year Does X-Ray Discovered

a)

1895

b)

1950

c)

1972

d)

1973

e)

1977

24.

What Year Does Ultrasound Invented?

a)

1895

b)

1950

c)

1972

d)

1973

e)

1977

25.

What Year Does Radionuclide Imaging Invented?

a)

1895

b)

1950

c)

1972

d)

1973

e)

1977

26.

What Year Does CT Invented?

a)

1895

b)

1950

c)

1972

d)

1973

e)

1977

27.

What Year Does MRI Invented?

a)

1895

b)

1950

c)

1972

d)

1973

e)

1977

28.

What Year Does CT Invented?

a)

1895

b)

1950

c)

1972

d)

1973

e)

1977

29.

What Year Does DSI Invented?

a)

1895

b)

1950

c)

1972

d)

1973

e)

1977

30.

The Imaging Plate contains not only the phosphor layer, but also what?

a)

protective coat

b)

conductive layer

c)

support and laminate layer

d)

base

31.

What type of X-rays excites electrons into a higher energy level

a)

Incident X-rays

b)

Scattered X-rays

c)

Useful X-rays

d)

Remnant X-rays

32.

A latent image is created in the form of?

a)

stored energy

b)

laser beam

c)

remnant radiation

d)

useful radiation

33.

Stimulation with a scanning laser beam releases what?

a)

electrons

b)

photons

c)

neutrons

d)

protons

34.

Typical wavelength of the stimulating laser is?

a)

633 nm

b)

390 nm

35.

Typical wavelength of the emitted light is?

a)

633 nm

b)

390 nm

36.

The emitted light intensity is what to to the original incident X-ray intensity

a)

proportional

b)

directly proportional

c)

inversely proportional

37.

How is a Storage Phosphor plate exposed?

a)

  The storage phosphor plate fits inside a standard size cassette and is exposed to X-rays exactly like film

b)

The X-ray energy is stored on the plate in the form of latent energy

38.

Before exposing the cassette, the patient demographic and exam date is stored on what?

a)

microchip attached on cassette

b)

macrochip attached on cassette

39.

When the cassette is inserted in this machine after X-ray exposure, it reads both patient data

a)

Digitizer

b)

CR Reader

c)

Processing Server

d)

Laser Camera

40.

The two data are combined to display images along with what?

a)

patient data

b)

film

41.

The plate is inserted into this machine where it is scanned with a high power laser

a)

digitizer

b)

cr reader

c)

processing server

d)

laser camera

42.

It causes the storage phosphors to releases the energy they have captured in the form of blue light

a)

laser light

b)

luminescence

c)

x-ray beam

43.

In the digitizer, this blue light energy is converted in what and it which then digitized to produce digital images

a)

electrical signals

b)

xray signals

c)

radiation signals

44.

What happens to a storage Phosphor Plate after it is scanned?

a)

  After exposure and scanning, the phosphor plate is “erased” by exposing to a bright light exposure within the digitizer

b)

The previous image stored in the phosphors is removed and the plate is ready to be exposed again

c)

The digitized image data is processed on a processing server and is displayed on its monitor

45.

After exposure and scanning, how does the phosphor plate is being erased?

a)

  by exposing to a bright light exposure within the digitizer

b)

by exposing to a bright light exposure throughout the digitizer

c)

by exposing to a bright light exposure besides the digitizer

d)

by exposing to a bright light exposure without the digitizer

46.

  The digitized image data is processed on what and is displayed on its monitor

a)

processing server

b)

dark room

c)

cr reader

d)

printer

47.

How many times can we use a Storage Phosphor Plate?

a)

more than 50000 Exposure Cycles

b)

until 50000 Exposure Cycles

c)

less than 50000 Exposure Cycles

48.

The life of a phosphor plate depends on how carefully it is handled, how can you preserve it?

a)

putting physical damage into it

b)

handling it with care

49.

The life of a phosphor plate depends on how carefully it is handled, how can you limit its life?

a)

putting physical damage into it

b)

handling it with care

50.

Does CR require X-ray machine replacement?

a)

Yes because CR is different than the usual x-ray

b)

No because XR uses the existing X-ray equipment

c)

Maybe because it depends on the procedure

51.

Instead of talking the film cassette to a dark room for processing where does the technologist takes the cassette during CR?

a)

CR reader

b)

Digitizer

c)

Processing Server

52.

Instead of manually taking the films to the reporting, the image reach on this portion in an immediately manner and what type of image

a)

workstation, softcopy

b)

workstation, hardcopy

c)

id station, softcopy

d)

id station, hardcopy

53.

The time required to acquire a Digital image is what compared to to conventional darkroom process

a)

lesser

b)

greater

54.

The first thing to do based on the workflow of CR

a)

The cassettes fit into X-ray table

b)

 the cassette is identified in the ID-station

c)

digitizer read the image and sends out a raw dataset in DICOM-format.

d)

in automatic processing server processes the image according to the type of exam.

55.

The second thing to do based on the workflow of CR

a)

The cassettes fit into X-ray table and expose the patient

b)

 the cassette is identified in the ID-station

c)

digitizer read the image and sends out a raw dataset in DICOM-format.

d)

in automatic processing server processes the image according to the type of exam.

56.

The next thing to do based on the workflow of CR after the second phase

a)

The cassettes fit into X-ray table

b)

 the cassette is identified in the ID-station

c)

digitizer read the image and sends out a raw dataset in DICOM-format.

d)

in automatic processing server processes the image according to the type of exam.

57.

The next thing to do based on the workflow of CR after the third phase

a)

The cassettes fit into X-ray table

b)

 the cassette is identified in the ID-station

c)

digitizer read the image and sends out a raw dataset in DICOM-format.

d)

in automatic processing server processes the image according to the type of exam.

58.

The next thing to do based on the workflow of CR after the fourth phase

a)

The processing server then pushes the processed image to the preview station for previewing.

b)

After approval the image is routed to other destinations such as printer, a review station and an archive server

c)

digitizer read the image and sends out a raw dataset in DICOM-format.

d)

in automatic processing server processes the image according to the type of exam.

59.

The next thing to do based on the workflow of CR after the fifth phase and this phase is the final phase

a)

The processing server then pushes the processed image to the preview station for previewing.

b)

After approval the image is routed to other destinations such as printer, a review station and an archive server

c)

digitizer read the image and sends out a raw dataset in DICOM-format.

d)

in automatic processing server processes the image according to the type of exam.

60.

It is where patient and exam related information is stored.

a)

Digitizer

b)

Processing Server

c)

ID Station

61.

It is the format of raw databased in CR that is being sent after the Digitizer reads the image

a)

JPEG

b)

DICOM

c)

PNG

62.

It is used in every type of examination after the automatic process server processed the image according to the type of examination.

a)

optimized image processing parameter setup

b)

optimized image parameter setup

c)

optimized processing parameter setup

d)

optimized image processing parameter

63.

The flat panel detector consists of a what coating?

a)

amorphous selenium semiconductor X-ray absorber coating

b)

amorphous silicon coating

c)

protective coating

d)

photostimulable phosphor coating

64.

what is the material found in thin-film transistor array in DR

a)

amorphous silicon

b)

bariumfluorohalide

c)

aluminum

65.

Digital Radiography uses two types of detectors. This detector uses a two step process that first converts xrays into light and light to electronic signals

a)

Direct Detector

b)

Indirect Detector

66.

Digital Radiography uses two types of detectors. In this detector, X-ray photons are immediately converted into electronic signal

a)

Direct Detector

b)

Indirect Detector

67.

Corrective image processing which can result in increased image noise is _____ with the highly efficient X-ray energy conversion of direct DR

a)

Induce

b)

Reduce

68.

These are the Limitations of Conventional X-ray process except?

a)

Film has a limited exposure latitude i.e less detail contrast

b)

Repeat X-rays

c)

Cannot be duplicated without loss of quality

d)

Constant image quality

69.

These are are the advantages of Digital X-rays except?

a)

Post processing

b)

Reduction in hazardous X-ray dose to patients

c)

Scatter radiation reduces contrast and increases patient dose

d)

More info on one image

70.

These are the Limitations of Conventional X-ray process

a)

Time consuming  & cumbersome

b)

Intolerant to exposure errors

c)

Film wastage

d)

Film storage is a problem

e)

Quality control is an issue

71.

These are the advantages of Digital X-rays

a)

Possibility of viewing X-ray images wherever needed

b)

Digital images are of extremely high quality

c)

Digital images have a future scope of better image management

d)

Facility of giving multiple images of investigative studies on a single high definition laser film

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