Patient Care
Logrolling is a method of moving patients with suspected:
head injury, spinal injury, bowel obstruction, extremity fracture.
What is spinal injury.
What does varus refer to:
turned outward, turned inward, rotated medially, rotated laterally.
What is turned inward.
The uppermost collimator shutter functions to eliminate:
Off-focus radiation, leakage radiation, scatter radiation, primary radiation.
What is off-focus radiation.
Geometric sharpness is inversely influenced by:
OID, SOD, SID.
What is OID.
The exposure timer settings on the three-phase radiographic equipment must be tested annually and be accurate to within:
~2%, ~5%, ~10%, ~20%
What is ~5%
Which are examples of unintentional misconduct:
battery, negligence, slander, malpractice, & false imprisonment.
What is negligence and malpractice.
What projection shows the proximal radius/ulna seen free of superimposition:
AP, lateral, medial oblique, lateral oblique.
What is the AP projection.
All of the following have an effect on patient dose, except:
kilovoltage, milliampere seconds, focal spot size, inherent filtration.
What is focal spot size.
Which of the following exposure factors will produce the greatest receptor exposure:
100mA @ 50ms, 200mA @ 40ms, 400mA @ 70ms, 600mA @30ms.
What is 400mA @ 70ms.
What is well demonstrated in the oblique position of the cervical vertebrae:
Pedicles, disks spaces, zygapophyseal joints.
What is the pedicles.
An inanimate object that has been in contact with an infectious microorganism is termed a:
vector, fomite, host, reservoir.
What is fomite.
Term for congenital defect in which the sternum is depressed posteriorly:
Pectus carinatum, pectus excavatum, flail chest, atelectasis.
What is pectus excavatum.
How are kV and HVL related:
Directly, inversely, inverse squared, direct squared.
What is directly.
Which can impact the remnant signal:
Tissue density, pathology, beam restriction.
What is (all answers) tissue density, pathology, beam restriction.
Which is demonstrated in the lateral projection of the thoracic spine:
Intervertebral spaces, zygapophyseal joints, intervertebral foramina.
What is the intervertebral spaces and intervertebral foramina.
Adult normal blood urea nitrogen (BUN) range is what:
0.6-1.5mg/dL, 4.5-6mg/dL, 7-20mg/dL, up to 50mg/dL.
What is 7-20mg/dL
The relationship btwn the fractured ends of long bones is called:
Angulation, apposition, luxation, sprain.
What is apposition.
Classify the following tissues in order of increasing radiosensitivity:
Liver cells, intestinal crypt cells, muscle cells.
What is muscle cells, liver cells, intestinal crypt cells.
An exposure made using 300mA, 40ms, 85kV. Each of the following will decrease the receptor exposure by one-half except:
0.02s, 72kV, 10mAs, 150mA.
What is 10 mAs.
Which of the following is/are tested as part of a QC program:
Beam alignment, reproducibility, linearity.
What is (all answers) beam alignment, reproducibility, linearity.
What drug treats dysrhythmias:
Epinephrine, lidocaine, nitroglycerin, verapamil.
What is lidocaine.
What is best demonstrated in the AP axial projection (Towne) of skull w/300 caudad angle to the OML & exiting at foramen magnum:
Occipital bone, frontal bone, facial bones, basal foramina.
What is Occipital bone.
The least radiosensitive stage of human cell mitosis is:
M, G1, S, G2.
What is S.
The material comprising the IP front must be:
homogenous/radiopaque, heterogeneous/radiopaque, homogeneous/radiolucent, heterogeneous/radiolucent.
What is homogeneous/radiolucent.
Cells described as somatic include:
Neuron, muscle, oocytes, spermatozoa, osteoblasts.
What is neurons, muscles, & osteoblasts.