Radiology Questions
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A decrease in kilovoltage will result inA. a decrease in optical densityB. a decrease in contrastC. a decrease in recorded detailD. a decrease in image resolution
Which of the following drugs is considered a bronchodilator?A. EpinephrineB.LidocaineC. NitroglycerinD. Verapamil
In the production of Bremsstrahlung radiationA. the incident photon ejects an inner-shell tungsten electronB. the incident photon is deflected, with resulting energy lossC. the incident electron ejects an inner-shell tungsten electronD. the incident electron is deflected, with resulting energy loss
The output phosphor can be coupled with the Vidicon TV camera or charge-coupled device (CCD) via1.fiber optics.2.an image distributor or lens.3.closed-circuit TV.
Moderate hypertension can produce damage to which of the following organs? 1. Lungs 2. Kidneys 3. Brain
A 15% increase in kVp accompanied by a 50% decrease in mAs will result in a(n)A. shorter scale of contrast.B. increase in exposure latitude.C. increase in radiographic density.D. decrease in recorded detail.
Which of the following has the greatest effect on radiographic density?A. Aluminum filtrationB. KilovoltageC. SIDD. Scattered radiation
Which of the following digital post-processing methods remove high-frequency noise from the image?A. Edge enhancementB. WindowingC. SmoothingD. Aliasing
Which of the following is/are components of the secondary, or high voltage, side of the x-ray circuit?1.Rectification system2.Autotransformer3.kV meter
Which of the following statements is (are) true with respect to the differences between the male and female bony pelvis?1.The female pelvic outlet is wider2.The pubic angle is 90 degrees or less in the male3.The male pelvis is more shallow
A patient suffering from orthopnea would experience the least discomfort in which body position?A. FowlerB. TrendelenburgC. RecumbentD. Erect
A spontaneous fracture most likely would be associated withA. pathology.B. crepitus.C. trauma.D. metabolism
In which of the following positions can the sesamoid bones of the foot be demonstrated to be free of superimposition with the metatarsals or phalanges?A. Dorsoplantar metatarsals/toesB. Tangential metatarsals/toesC. 30-degree medial oblique footD. 30-degree lateral oblique foot
Radiographers use monitoring devices to record their monthly exposure to radiation. The types of devices suited for this purpose include the 1. pocket dosimeter. 2. TLD. 3. OSL dosimeter
Which of the following modes of a trifield image intensifier will result in the highest patient dose?A. Its 25-cm. modeB. Its 17-cm. modeC. Its 12-cm. modeD. Diameter does not affect patient dose
The tarsals and metatarsals are arranged to form the1. transverse arch. 2. longitudinal arch. 3. oblique arch.
Which of the following types of radiation is (are) considered electromagnetic?1.X-ray2.Gamma3.Beta
A technique chart should include which of the following information?1.Recommended SID2.Grid ratio3.Screen-film combination(what else)
While measuring blood pressure, the first pulse that is heard is recorded as theA. diastolic pressure.B. systolic pressure.C. venous pressure.D. valvular pressure.
To demonstrate the mandibular body in the PA position, theA. CR is directed perpendicular to the IR.B. CR is directed cephalad to the IR.C. skull is obliqued away from the affected side.D. skull is obliqued toward the affected side.