RTBC REVIEW QUESTIONS AND ANSWERS (GRADED A)RTBC REVIEW QUESTIONS AND ANSWERS (GRADED A)RTBC REVIEW QUESTIONS AND ANSWERS (GRADED A)RTBC REVIEW QUESTIONS AND ANSWERS (GRADED A)Which of the following are common reasons why a skeletal survey, also known as a bone survey, may be performed? - ANSWER-1....
RTBC REVIEW QUESTIONS AND
ANSWERS (GRADED A)
Which of the following are common reasons why a skeletal survey, also known as a
bone survey, may be performed? - ANSWER-1. And known or suspected cases of child
abuse
2. In cases of metabolic bone
3. In cases of osteogenesis imperfecta
When using fluoroscopy, which of the following is directly proportional to the exposure,
delivered to the patient? - ANSWER-mA
The water - soluble contrast, media, that results in the fewest adverse patient reactions
would be: - ANSWER-Non-ionic with low osmolality
During CPR of an adult, the cardiac compression rate should be about: - ANSWER-100-
120 compressions per minute
An outbreak of food poisoning in a hospital cafeteria has most likely been spread by
which of the following? - ANSWER-Vehicle
Which of the following is affected by the focal spot size? - ANSWER-spatial resolution
What effect does using a large focal spot have on spatial resolution? - ANSWER-
Decreases spatial resolution
Is technologist acquires a radiograph with an acceptable level of image receptor
exposure. If the kVp is decreased by 15%, how should the mAs be changed to maintain
the same image receptor exposure? - ANSWER-mAs should be increased by a factor of
2
Increasing diagnostic filtration result in which of the following? - ANSWER-Decreased
patient does
Which of the following is an image processing technique used for contrast
enhancement? - ANSWER-Histogram equalization
Where is the technique chart of anatomically program technique system stored? -
ANSWER-In the microprocessor of the control unit
Which of the following would provide the most uniform exposure for an AP projection of
the thoracic spine? - ANSWER-Anode placed over the superior thorax
, Which anatomic structure of the kidney drains directly into the ureter? - ANSWER-Renal
pelvis
What portion of the x-ray circuit must use alternating current in order to function
correctly? - ANSWER-Transformers
For a lateral esophagram, the central ray enters: - ANSWER-The mid coronal plane at
the level of T5-T6
Which three of the following would be considered a secondary barrier? - ANSWER-1.
Walls over 7 feet tall
2. Control booth
3. Lead apron
Hey technologist takes to exposures using AEC - the first without barium and the
second following the introduction of 250 mL of oral barium. Which of the following will
likely occur to the exposure? - ANSWER-Increase exposure time
One characteristic of the brachycephalic school is that the petrous ridges form an angle
with the mid sagittal plane of: - ANSWER-54*
What term describes a reduction of x-ray beam intensity, through scatter, and
absorption? - ANSWER-Attenuation
With which three of the following bones does the temporal bone articulates? -
ANSWER-1. Parietal
2. Occipital
3. Sphenoid
Which of the following intervenous urograms (IVU) images will best demonstrated
nephrogram phase of the kidney? - ANSWER-90 second image
A radiographer requires an image of the chest using 85 kVp and 5 mAs. Her Kahlig
acquires an image of the chest on the same patient 90 kVp and 4 mAs. Both exposures
resulted in an optimal image and an acceptable patient does. This is an example of: -
ANSWER-Exposure latitude
What is vignetting? - ANSWER-Decrease in light intensity at the periphery of a
fluoroscopic image
Which radiation measurement is most helpful when comparing biological damage from
different radiation types? - ANSWER-Equivalent dose
Which three of the following statements are true of the scapula? - ANSWER-1. It has
two surfaces, three angles, and three borders.
2. The spine of the scapula ends in the acromion process.
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