RAD Mock Exam

Question 1

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

Answer 1

Lateral decubitus

Question 2

during a grand mal seizure the pt should be placed in

Question 3

which two things determines the size of the effective focal spot

Question 4

which bone articulates with the medial cuneiform?

Question 5

hospice concept involves family centered care with the emphasis on

Question 6

which of the following mistakes listed are most likely to result in a histogram error?

Question 7

which of the following is produced by a digital IR

Question 8

radiation dose limits to the public are generally what fraction of the occupational dose limits

Question 9

exposure latitude

Question 10

what is included in total filtration

Question 11

what is the formula to calculate heat units for a single phase x-ray machine?

Question 12

what is vignetting

Question 13

limb-stunting, anencephaly, evisceration are examples of

Question 14

what effect will imaging an anatomic structure with an increased atomic number have on the occurrence of the photoelectric effect?

Question 15

factors that result in an improved spatial resolution?

Question 16

how many shades of gray can be produced by an 8 bit digital radiography system

Question 17

what is included in personnel monitoring?

Question 18

where is the technique chart of anatomically programmed technique systems stored

Question 19

risk of cancer is estimated by calculating the

Question 20

which of the following conditions would be an indication for retrograde urethrography

Question 21

which of the following describes the SC joint

Question 22

the ability of an x-ray photon to penetrate matter is described as

Question 23

what is the primary factor determining the quantity of electrons in the x-ray tube current

Question 24

walls that are considered to be secondary barriers should be

Question 25

the brightness of the image on a viewing monitor is the result of

Question 26

which of the following components is used to release information stored in a photostimulable phosphor for processing

Question 27

when doing a AP lumbar spine which cells should be activated

Question 28

how does the presence of oxygen affect the radiosensitivity of a cell?

Question 29

what type of personnel dosimeter uses aluminum oxide

Question 30

which of the following measurements are constant within the parallel circuit

Question 31

when performing an Upper GI on a hypersthenic pt for a PA where is the CR?

Question 32

SID refers to the distance from the

Question 33

assuming all other technical factors are constant what field size will produce the lowest IR exposure

Question 34

in a direct capture digital radiography system, a decreased detector element size results in

Question 35

when using AEC what method can be used to reduce patient motion?

Question 36

which of the following is an indication for retrograde urography

Question 37

the most superficial of the meningeal layers surrounding the spinal cord

Question 38

if a technologist uses a grid what effect will it have on the pt

Question 39

which of the following is an image processing technique used for contrast enhancement

Question 40

what is true in regard to grid use in fluoro

Question 41

which of the following x-photon interactions result in the photon being complexly absorbed by the pt

Question 42

purpose of a rectifier

Question 43

what quality of electromagnetic radiation influences its ability to ionize matter

Question 44

in which projection of the ankle should the malleoli be equidistant to the IR

Question 45

what vertebral level does the esophagus end at?

Answer 45

T11 (start of the stomach)

Question 46

When trying to image the stomach in a PA position which body habitus requires the most obliquity

Question 47

What is the purpose of a thin film transistor

Question 48

isotropic nature of the x-ray beam indicates that photons

Question 49

to take advantage of the anode heel effect where should the thickest part of the body be placed

Question 50

when using fluoroscopic equipment which of the following is directly proportional to the exposure delivered to the patient

Question 51

what layer of the computed radiography imaging plate captures and stores x-ray photons transmitted through the pt

Question 52

lifetime whole body dose limit for a tech formula

Question 53

which of the following operations leads to edge enhancement

Question 54

which of the following results in the production of characteristic x-ray photons in an x-ray tube

Question 55

converts light to electrons

Answer 55

thin film transistor array