ARRT Radiography Exam Review
________ allows visualization of all shades of gray. - ANS-Postprocessing
________ are a calculation of the total heat produced during an x-ray exposure. -
ANS-Heat Units
________ blends patient care information, reporting and billing. - ANS-Hospital
Information System (HIS)
________ can be effective in identifying diffuse, nonfocal disease. - ANS-Highlighting
________ comprises of systems for image acquisition, display, network and storage. -
ANS-Picture Archiving and Communications System (PACS)
________ contains negatively and positively charged ions. - ANS-Iodinated Ionic
Contrast Media
________ controls the number of electrons passing from cathode to anode in the x-ray
tube, and the quantity of x-rays produced at the anode. - ANS-mAs
________ directly effects the energy or quality of the x-rays produced. - ANS-kVp
________ do not ionize into separate negative and positive charges. - ANS-Iodinated
Nonionic Contrast Media
________ dosimeters use aluminum oxide to record dose. - ANS-OSL
________ dosimeters use lithium fluoride crystals instead of film to record dose. -
ANS-TLD
________ exposure latitude makes for better visualization of soft tissues and bone. -
ANS-Wide
________ has a far lower incidence of contrast agent reactions because it is not
ionized. - ANS-Iodinated Nonionic Contrast Media
________ in DR is pixel limited. - ANS-Spacial Resolution
,________ is a comprehensive collection of patient information stored in a digital format
that may be shared across networks. Data may include history, medications, allergies,
test results and vital signs. - ANS-Electronic Medical Record (EMR)
________ is a standard protocol used for blending PACS and various imaging
modalities. - ANS-Digital Imaging and Communications in Medicine (DICOM)
________ is germ (sperm or ovum) cell division that halves the number of
chromosomes in each cell so that the union of two germ cells produces a new cell with
46 chromosomes. - ANS-Meiosis
________ is somatic cell division that comprises of four phases. When division is
complete, each new cell contains 46 chromosomes. - ANS-Mitosis
________ is the distance at which focused grids may be used. - ANS-Grid Focus
________ is the process of remote transmission and viewing of images. -
ANS-Teleradiology
________ is the product of absorbed dose times the radiation weighting factor times the
tissue weighting factor. - ANS-Effective Dose
________ is the unit of effective and equivalent dose. - ANS-Sievert (Sv)
________ is used for ordering procedures and reporting results. - ANS-Radiology
Information System (RIS)
________ is used to provide consistency of radiographic quality. - ANS-Automatic
Exposure Control (AEC)
________ is where digital imaging shines. - ANS-Postprocessing
________ of water occurs as radiation energy is deposited into the water of a cell. -
ANS-Radiolysis
________ radiology uses the numeric value of pixels to help in diagnosis. -
ANS-Quantitative
________ range is the number of gray shades that an imaging system can reproduce. -
ANS-Dynamic
,________ resolution is more important that ________ resolution when soft tissue is
imaged. - ANS-1) Contrast
2) Spacial
________ results in a grainy or noisy image. - ANS-Quantum Mottle
________ shock (or ________) is a reaction to foreign proteins after injections, and may
follow injection of iodinated contrast media. - ANS-1) Allergic
2) Anaphylaxis
________ shock is when blood pools in peripheral vessels. - ANS-Neurogenic
________ shock results from cardiac failure or other interference with heart function. -
ANS-Cardiogenic
________ takes into account the biologic impact of the type and energy of the radiation
being used. - ANS-Radiation weighting factor (Wᴿ).
________ use film that is similar to dental x-ray film. - ANS-Film Badges
- - ANS-Negative
*Study guide for the ARRT exam in radiography.* - ANS-*Anatomy and positioning are
not covered in this study guide.*
↑ - ANS-Increased
↓ - ANS-Decreased
∆ - ANS-Change
+ - ANS-Positive
♀ - ANS-Female
♂ - ANS-Male
, 12-bit (2¹²) systems contain ________ shades of gray. - ANS-4096
14-bit (2¹⁴) systems contain ________ shades of gray. - ANS-16,384
16-bit (2¹⁶) systems contain ________ shades of gray. - ANS-65,536
2⁰ - ANS-Due to, Secondary to
A ________ is a modern generator that takes advantage of extremely short time
capabilities and tube heat-loading potential. - ANS-Falling Load Generator
A ________ is constructed to show the radiographer the distribution of pixel values
(indicating low, proper, or high exposure). - ANS-Histogram
A ________ is used to detect radioactive particles in nuclear medicine facilities. -
ANS-Geiger-Mueller Detector
A ________ is used to measure radiation in an area, storage areas for radioisotopes,
doses traveling through barriers, and patients who have radioactive sources within
them. - ANS-Handheld Ionization Chamber
A ________ is used to regulate the duration of the x-ray exposure. - ANS-Timer
A ________ joint has opposing surfaces that are concavo-convex, and allow flexion,
extension, adduction and abduction, such as the carpometacarpal joint of the thumb. -
ANS-Saddle
A ________ joint is capable of movement in an infinite number of axes, and has a round
head of one bone that moves in a cuplike cavity of the approximating base, such as a
hip. - ANS-Ball and Socket
A ________ joint is capable of permitting articulation of contiguous bones and allows
only for gliding momements, such as a wrist or ankle. - ANS-Gliding
A ________ joint permits motion in one plane only, such as an elbow. - ANS-Hinge
A ________ joint permits movement in two directions at right angles to one another.
Circumduction is possible, but rotation is not. Occurs in areas such as the radiocarpal
joints. - ANS-Condyloid
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller lydiaomutho. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for £6.52. You're not tied to anything after your purchase.