Welcome to your Radiography Name: Email: [Routine chest radiography is performed:] At the end of full inspiration At the end of full expiration At the end of the second full inspiration With the patient supine or upright None . [The effective dose limit for a fetus for the entire gestational period is:] 5.0 mSv 0.5 mSv 0.05 mSv 50 mSv None . [The first task that must be performed when beginning a radiographic examination of a patient is to:] Verify patient identity Determine accuracy of physician’s orders Verify the examination to be performed Remove radiopaque objects from the area of interest None . [The structure designated as VI is the fig. ] Lunate Triquetrum Capitate Scaphoid None Comment . [The measurement of the luminance of a monitor is called:] Density Contrast Brightness Detail visibility None . [Attenuation:] Is radiation that emerges from the patient Describes changes in the x-ray beam as it travels through the patient Produces only scatter radiation Occurs only at doses used in radiation therapy None . [The cumulative occupational exposure for a 22-yearold radiographer is:] 220 mSv 22 mSv 11 mSv 110 mSv None . [Minimum source-to-skin distance for mobile radiography must be:] 15 inches 12 inches 36 inches 55 inches None . [This item is used to clear an obstructed airway:] Crash cart Suction unit Defibrillator Sphygmomanometer None . [The amount of material needed to reduce the intensity of the beam by 1/10 is called:] Half-value layer Tenth-value layer Total filtration Inherent filtration None . [The best survey study of the paranasal sinuses is obtained by use of what projection?] Lateral Parietoacanthial (Waters) Upright lateral SMV None . [Imaging of what pathologic condition would require radiography of the hand?] Talipes Colle fracture Boxer fracture Ankylosing spondylitis None . [A scintillator:] Absorbs x-ray energy and emits part of that energy as visible light Absorbs x-ray energy and emits that energy as electrons Converts visible light into electrons Converts electrons into visible light None . [MSDS provide directions for:] Housekeeping only Engineering only Radiology only All persons exposed to hazardous materials None . [What route of transmission involves touching a susceptible person with a contaminated object (e.g., an IR)?] Droplet transmission Indirect contact Direct contact Airborne transmission None . [Radiation that is contained in the environment is called:] Man-made Artificial Natural background Artificial background None . [When the skull is radiographed in the lateral position:] The MSP must be perpendicular to the IR, the IOML must be parallel to the IR, and the IPL must be parallel to the IR The MSP and IOML are parallel to the IR, and the IPL is perpendicular to the IR The MSP is perpendicular to the IR, and the IPL is parallel to the IR The MSP and IOML are perpendicular to the IR, and the IPL is parallel to the IR None . [What report does a radiographer consult and initial to verify occupational dose received?] PACS Dosimeter171 Radiation Annual dose report None . [Which of the following poisons the cell with H2O2?] Indirect effect Target theory Direct effect Doubling dose None . [For RAO position of the esophagus:] The patient is rotated obliquely by elevation of the right side 35 to 40 degrees, and the esophagus is centered to the image receptor at the level of T5 or T6 The patient is rotated obliquely by elevation of the left side 35 to 40 degrees, and the esophagus is centered at the level of T5 or T6 The patient is rotated obliquely by elevation of the right side 55 to 60 degrees, and the esophagus is centered to the image receptor at the level of T5 or T6 The patient is rotated obliquely by elevation of the left side 55 to 60 degrees, and the esophagus is centered to the image receptor at the level of T5 or T6 None . [Secondary protective barriers must extend to a height of:] 5 feet 6 feet The ceiling 10 feet None . [Inaccurate use of grids may result in repeat exposures due to what condition?] Overexposure Grid analysis error Underexposure Cut-off None . [Voltage coming to the x-ray machine is kept constant through the use of a(n):] Autotransformer Step-down transformer Rectifier Line voltage compensator None . [In computed radiography, each pixel corresponds to a shade of gray representing an area in the patient known as a(n):] Pathology Density Voxel Artifact None . [The structure designated as II is the fig.] Medial condyle Lateral condyle Intercondylar eminence Head of the fibula None Comment . [What barrier must be at least 1/16-inch lead equivalent?] Lead apron Primary protective barrier Bucky slot cover Secondary protective barrier None . [Beam-part-receptor alignment latitude describes:] The latitude of collimation that still allows the software to detect collimated edges The alignment that maintains ALARA requirements Exposure latitude Acceptable distortion of the image None . [An exam that may be diagnostic and therapeutic is:] Hysterosalpingogram Myelogram Arthrogram Barium enema None . [Devices in the x-ray circuit that operate on the principle of mutual induction are called:] Rectifiers Generators Timers Transformers None . [Which of the following describes the amount of radiation required to increase the number of mutations in a population by a factor of 2?] Indirect effect Target theory Doubling dose Mutations None . Time's up
