RAD Mock Exam Flashcards
which of the following projections would result in a young female patient receiving significantly lower dose to her breast tissue during a scoliosis x-ray
Lateral decubitus
during a grand mal seizure the pt should be placed in
which two things determines the size of the effective focal spot
which bone articulates with the medial cuneiform?
hospice concept involves family centered care with the emphasis on
which of the following mistakes listed are most likely to result in a histogram error?
which of the following is produced by a digital IR
radiation dose limits to the public are generally what fraction of the occupational dose limits
exposure latitude
what is included in total filtration
what is the formula to calculate heat units for a single phase x-ray machine?
what is vignetting
limb-stunting, anencephaly, evisceration are examples of
what effect will imaging an anatomic structure with an increased atomic number have on the occurrence of the photoelectric effect?
factors that result in an improved spatial resolution?
how many shades of gray can be produced by an 8 bit digital radiography system
what is included in personnel monitoring?
where is the technique chart of anatomically programmed technique systems stored
risk of cancer is estimated by calculating the
which of the following conditions would be an indication for retrograde urethrography
which of the following describes the SC joint
the ability of an x-ray photon to penetrate matter is described as
what is the primary factor determining the quantity of electrons in the x-ray tube current
walls that are considered to be secondary barriers should be
the brightness of the image on a viewing monitor is the result of
which of the following components is used to release information stored in a photostimulable phosphor for processing
when doing a AP lumbar spine which cells should be activated
how does the presence of oxygen affect the radiosensitivity of a cell?
what type of personnel dosimeter uses aluminum oxide
which of the following measurements are constant within the parallel circuit
when performing an Upper GI on a hypersthenic pt for a PA where is the CR?
SID refers to the distance from the
assuming all other technical factors are constant what field size will produce the lowest IR exposure
in a direct capture digital radiography system, a decreased detector element size results in
when using AEC what method can be used to reduce patient motion?
which of the following is an indication for retrograde urography
the most superficial of the meningeal layers surrounding the spinal cord
if a technologist uses a grid what effect will it have on the pt
which of the following is an image processing technique used for contrast enhancement
what is true in regard to grid use in fluoro
which of the following x-photon interactions result in the photon being complexly absorbed by the pt
purpose of a rectifier
what quality of electromagnetic radiation influences its ability to ionize matter
in which projection of the ankle should the malleoli be equidistant to the IR
what vertebral level does the esophagus end at?
T11 (start of the stomach)
When trying to image the stomach in a PA position which body habitus requires the most obliquity
What is the purpose of a thin film transistor
isotropic nature of the x-ray beam indicates that photons
to take advantage of the anode heel effect where should the thickest part of the body be placed
when using fluoroscopic equipment which of the following is directly proportional to the exposure delivered to the patient
what layer of the computed radiography imaging plate captures and stores x-ray photons transmitted through the pt
lifetime whole body dose limit for a tech formula
which of the following operations leads to edge enhancement
which of the following results in the production of characteristic x-ray photons in an x-ray tube
converts light to electrons
thin film transistor array
