Radiographic Seminar Exam 2 Practice

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• Which combination of items cannot be removed when imaging a trauma patient?
• When preparing a technique chart, which factors must be considered?
• An increase in mA will affect which film-screen radiographic quality?
• What does ABC stand for in fluoroscopic imaging?
• Who is authorized to order radiographic examinations?
• Which projection is preferred to minimize dose to the eyes in skull radiography?
• Magnified mode in fluoroscopy can reduce which aspect of the image?
• The yellow arrow indicates which carpal bone?
• Which statement best describes the structures entering the lungs at the hilum?
• Which carpal bone is the largest in the distal row?
• A scapula radiograph was underpenetrated with 60 kVp. Which technique update would yield a similar exposure with the same mA and exposure time?
• Which digital imaging system requires the least amount of exposure to produce the digital image?
• An image matrix of 1024 columns and 1024 rows consists of how many cells?
• High kVp techniques produce less exposure to the patient. What is the disadvantage to high kVp techniques?
• For an axial projection of the calcaneus, what angle is the tube oriented relative to the patient?
• The major body molecule responsible for indirect DNA damage due to ionizing radiation is which?
• Which legal claim is associated with writing unverified negative statements about a patient on requisition?
• In the pelvis, which anatomical area does the letter X represent?
• Which of the following types of radiation has characteristics identical to x rays?
• Detector fog is also referred to as
• What is a pathogen?
• Radiographing an infant's chest table top rather than using the Bucky will reduce the infant's exposure by how much?
• Which technique would be most appropriate for warming up an x-ray tube?
• Which of the following could be used to test the kVp accuracy of a radiographic generator?
• Which finding would you expect on radiographs if a patient has ileus?
• The latent image stored on a photostimulable phosphor plate should be processed within how many hours?
• For an AP projection of the cervical spine, how should the x-ray tube be angled?
• According to 21 CFR, which of the following is a fluoroscopic primary protective barrier?
• In general, improper selection of the AEC chamber often results in which outcome?
• The Merchant bilateral method is used to demonstrate which anatomical parts?
• Which of the following will NOT change patient dose?
• Bone age assessment in pediatrics is commonly performed with radiographs of which area?
• Which of the following positions/projections would best demonstrate the glenoid cavity?
• Public annual dose limit in millisieverts per year is which of the following?
• In digital radiography, which factor determines grayscale rendering?
• The obturator foramen is located in which bone as part of the pelvis?
• The spinal cord passes through the _____ foramen.
• In order to achieve an exposure as low as reasonably achievable, which of the following changes can be made with digital imaging without changing the brightness or contrast?
• A magnifying glass is used to assess which monitor quality?
• When examining the clavicle, how is the central ray directed for an AP axial projection?
• When SID is increased in film-screen radiography, what changes occur?
• What is the cumulative effective dose limit for a 28-year-old radiographer?
• The crest of the ilium serves as a landmark for CR entry on which projection?
• How does saturation appear on a digital image?
• If a cross-table lateral projection of the cervical spine does not demonstrate the C7-T1 interspace, which adjustment should be performed?
• Which option describes long-term storage media for digital radiographs?
• What benefits occur when the primary beam is restricted to the area of interest?
• What is it called when a person has a drop in blood pressure when he/she stands up quickly
• During portable radiography, where should the radiographer stand during exposure?
• Which protective device is known as the Shadow Shield?
• What is the best way to control a patient's involuntary motion?
• What is the purpose of a step-up transformer in radiography?
• An exposure indicator value of 2300 indicates which condition?
• In computed radiography, the exposure indicator number indicates exposure to which component?
• Which imaging study is used to visualize the soft tissue structures within the knee joint, such as the menisci?
• Where is the largest number of microorganisms typically found in a radiographic suite?
• What is the kVp range for radiographing a sthenic patient's ribs above the diaphragm?
• In radiology equipment diagrams, blue lines indicate which element?
• What artifact appears in a digital image due to incomplete erasure of the imaging plate?
• According to the Bureau of Radiation Health, which radiographic procedure delivers the greatest gonadal dose to a female patient?
• Which part of the x-ray tube becomes negatively charged during exposure?
• In a radiology suite, which surface is typically the highest risk for contamination due to microbial load?
• Which practice reduces scatter to the radiographer?
• Where should the radiologist's requested vital signs be documented during a radiographic procedure?
• During mobile radiography, where should the radiographer stand during the exposure?
• Which instrument is used to inspect the stomach and duodenum by illuminating their internal lining?
• A stain on a CR imaging plate would appear on the radiograph as?
• Which of the following statements is most accurate regarding image brightness when an radiograph is underexposed?
• The trochlea is part of which bone?
• Which parameter change would most directly increase image density for a given exposure time?
• A cumulative timer on a fluoroscope should not exceed how many minutes before an audible signal is sounded?
• Which of the following would require a lateral rotation for its oblique position?
• Why is automatic exposure control (AEC) considered important in radiographic imaging?
• When radiographing ribs below the diaphragm, how should the patient suspend respiration?
• What breathing instructions for an AP projection of the thoracic spine?
• Which organization provides guidelines regarding gonadal radiation dose in radiographic procedures?
• Automatic Exposure Control (AEC) devices provide optimum quality radiographs when which conditions are met?
• What is the name of the fossa that separates the medial and lateral femoral condyles posteriorly?
• A radiographer will receive most occupational exposure from which type of radiation?
• What are the SI units for luminance?
• Data that has been stored and cannot be read is known as
• In the AP projection of the forearm, which positioning is necessary?
• Which piece of personal protective equipment must be worn when radiographing a patient with airborne precautions?
• Which statement about attenuation is accurate?
• Which of the following is most associated with image sharpness (recorded detail) in radiography?
• Which device automatically regulates exposure to minimize patient dose during radiography?
• Which factor determines how a patient feels about their radiography procedure?
• It is important for a radiographer to recognize shock. Which of the following blood pressures would indicate the patient is in shock?
• Which two identifiers are commonly used to verify patient identity before imaging?
• Which of the following accurately names the body cavities?
• Which placement is most appropriate for a fetal dosimeter worn by a pregnant radiology technologist?
• Which of the following positions would be used to demonstrate the range of motion of the cervical spine?
• Which situation would decrease magnification and increase spatial resolution?
• What occurs when changing from a 9" mode to a 6" mode in a multifield image intensifier?
• Which finding is most consistent with nonobstructive ileus on abdominal radiographs?
• What is the device on a fluoroscopic unit that continually adjusts to provide the maximum brightness of the image at the minimum exposure to the patient?
• To optimize soft tissue visualization, which technique parameter is essential?
• Which of the following can occur when the collimator's light field does NOT match the radiation field?
• In the vertebral column, which structure is the pedicle?
• What is the annual equivalent dose limit for the public?
• To reduce scatter radiation and produce higher contrast, which should be increased?
• Grids used for CR must have a grid frequency higher than 150 lines per inch. Which frequency meets this requirement?
• During a myelogram, the contrast medium is injected into which space?
• In film-screen radiography, which parameter is the primary controlling factor for recorded detail?
• Which of the following positions/projections are superior in terms of radiation protection?
• Which bone is described as cuboid in the foot?
• For an axiolateral position of the hip, where is the CR directed?
• If a patient's IV site becomes puffy and swollen, what should the radiographer do?
• Which position could be used to demonstrate a calcified abdominal aortic aneurysm?
• Which of the following articulates with the clavicle?
• Which digital image receptor generally requires the most exposure, and therefor the most exposure to the patient?
• Which statement about the mortise projection is true?
• What is the appearance of a saturated digital image?
• Where is the ionization chamber located in an automatic exposure control (AEC)?
• A (an) _____ most accurately describes a large amount of pharmaceutical preparation that is injected at one time
• Luminance is defined as the brightness of the light emitted from an image display monitor. Which option correctly identifies this concept?
• Grids used for CR must have a grid frequency higher than 150 lines per inch. Which frequency meets this requirement?
• A patient can only agree to a procedure after specific information concerning that procedure is provided by his/her physician. This is known as what
• In the diagram of the x-ray tube, the blue colored lines represent which of the following?
• What is the purpose of the breathing technique for an RAO sternum?
• Which tarsal bone articulates with the 3rd metatarsal?
• The energy value 55 keV is measured in which unit?
• A magnifying glass can be used to evaluate which of the following monitor qualities
• The cumulative dose limit of 280 mSv is equivalent to how many rem?
• Which of the following should be used to detect quantum noise in a digital image?
• Which of the following individuals is NOT protected by the patient's bill of rights?
• Which of the following is the result of using the magnified mode of a multifield, image intensification tube?
• To correctly position the skull for a submentovertex (full basal) projection, which combination of positioning steps is required?
• If the software cannot recognize three collimated borders, what is the most likely result?
• What must you do if a patient refuses to continue with a radiographic procedure?
• Radiation dosimeters operate on which characteristic of x-rays?
• What are x rays called that have undergone a change in direction after interactions with atoms?
• Nausea, vomiting, and headache after contrast administration are categorized as which type of reaction?
• Where are the kidneys located relative to the peritoneum?
• Which set of storage options can be used for long-term storage of digital radiographic images?
• Which film-screen speed will decrease patient exposure?
• How long can the latent image remain 'stored' in the phosphor layer of a photostimulable phosphor plate?
• The Roentgen is a historical unit used to measure which quantity?
• For a lateral projection of the lumbosacral spine, where does the central ray enter?
• A long scale of contrast is described as which of the following?
• What type of joint is freely movable?
• Which of the following determines the grayscale in a digital image?
• The upper airway radiography in infants may be performed for multiple reasons; which of the following is included?
• Which fluoroscopy protective device requires more than .25 mm Pb equivalent?
• In computed radiography, the latent image is formed when electrons are trapped in which component?
• Which precaution should be applied to a patient known to be infected with a pathogenic organism or communicable disease?
• Which of the following is the SI unit used to express air kerma?
• According to the inverse square principle, what happens to occupational exposure when distance from the source is doubled?
• After radiographing a patient who had been drinking, you write on requisition 'patient was drunk'. You could now be sued for which of the following?
• Increasing beam filtration has which primary effect on the X-ray beam?
• Protective aprons protect the user from which source of radiation?
• A radiographic image with many grayscale shades and subtle differences in density is described as having what level of contrast?
• Which term describes the cloud of electrons near the filament that affects emission in an X-ray tube?
• What is the unit of exposure dose for gamma or x-rays?
• Which radiation is produced when high-speed electrons are stopped or decelerated, converting kinetic energy to X-rays?
• Which type of radiation has the potential to cause the greatest biological damage?
• The trochlea is part of which bone?
• In a 25-30 degree left posterior oblique position with the CR directed 1 inch medially to the right anterior superior iliac spine, which structure is demonstrated?
• When there are STAT requests in the emergency room and you are asked to do a quick chest exam for a physician, what is the appropriate response?
• Which imaging test is commonly used as a screening step before MRI?
• What is the effect of increasing the focal spot size on spatial resolution?
• Medication reconciliation refers to
• Which projection is commonly used to assess the range of motion of the cervical spine?
• Which of the following is NOT one of the genetic code bases?
• Which radiographic term describes misrepresentation of size or shape of an object?
• Which radiographic exam should be scheduled last among the following?
• Compared with low kVp techniques, high kVp techniques produce what effect on patient exposure?
• What is the point where the nose and the upper lip join called?
• Which of the following digital imaging controls allows the radiographer to adjust the image brightness?
• Dyspnea is defined as what?
• Which patient group is NOT protected by the patient's bill of rights according to the source?
• Where should the fetal dosimeter be placed on a pregnant technologist?
• Which change would directly reduce image magnification?
• The red arrow on the foot image is pointing to which bone?
• When iodinated contrast media is introduced, what must be done to insure proper radiographic quality?
• Which set correctly names the body cavities as listed in standard radiographic terminology?
• To obtain a nephrogram, the radiographer would have to take a radiograph how long after injection of the contrast media?
• Which radiation phenomenon is produced when fast electrons are decelerated by nuclei?
• Which statement about the urinary system is NOT correct?
• Which elbow projection is most likely to show the olecranon in profile with no overlapping of the distal humerus?
• A detector element size of 100 microns will produce how much spatial resolution in line pairs per millimeter?
• If SID is halved, how does the intensity at the image receptor change?
• Which of the following devices allow the inspection of the stomach and duodenum by illuminating their internal lining?
• In the kidney diagram to the right, what part of the kidney is the letter X lying at?
• Radiation dosimeters operate on which x-ray characteristic?
• Which statement best defines an acute biological effect to radiation exposure?
• What information is legally required on a radiographic image?
• What term describes the movement of the laser beam across the CR imaging plate during reading?
• Which of the following positions/projections will best demonstrate cartilage degeneration in the knee joint?
• If a patient convulses in the radiography department, the radiographer should do which of the following?
• Which digital imaging option requires the least exposure to produce a digital image?
• Which of the following is a contraindication for using barium sulfate in an upper GI series?
• Which of the following could be used to test the kVp accuracy of a radiographic generator?
• If a radiographer receives 8 mSv at a distance of 3 feet from the patient, what would the exposure be at 6 feet?
• How would you respond to a patient who stated "my doctor told me if these x-rays don't show anything he is going to order an MRI"?
• What is the process called for the division of reproductive (genetic) cells?
• What is the normal range for systolic pressure in an adult?
• Contrast caused by anatomical and pathological factors is known as which type of contrast?
• The third metatarsal articulates with which tarsal bone?
• Which action helps ensure the exposure is within acceptable range in digital radiography?
• Which term describes image contrast arising from the patient’s anatomy and pathology rather than the imaging system?
• A left wrist is ordered but the right wrist is bruised and swollen. What would you do?
• Why are the paranasal sinuses imaged in the erect position?
• GFR stands for which term?
• In relation to focal spot size, which statement about patient dose is true?
• If a patient is known to be infected with a pathogenic organism or communicable disease which of the following is applied?
• Which of the following will increase the attenuation of the x-ray beam?
• Gonadal shielding should be used under which conditions?
• Increasing source-to-image distance (SID) changes radiographic density and detail in which way?
• Which region is considered the hilum on a chest radiograph?
• One of the most common problems with automatic film processors is the film coming out wet and sticky. What is the cause?
• Which of the following is the best way to identify an inpatient?
• The Merchant bilateral method is used to demonstrate which anatomical parts?
• Cephalad angulation means tilting the x-ray tube toward the head. Which option correctly reflects direction?
• What adjustment is needed to correct an improperly positioned parietoacanthial (Waters) projection?
• Gonadal shielding should be used under which conditions?
• An AP lordotic chest projection is correct if which is visualized?
• If you come across a sterile tray that has no expiration date on it, what should you do?
• If a mobile unit (portable) chest radiograph CANNOT be done erect, what is the next best position?
• Which determines the number of shades of gray that can be displayed by a pixel?
• Which factor most commonly causes artifact on a radiograph?
• What term describes a radiograph that is lacking radiographic density?
• What is the correct automatic film processing cycle?
• Which position or projection is demonstrated on the radiograph?
• Which device is typically required to be more than 0.25 mm Pb equivalent during fluoroscopy?
• Which measure describes how efficiently x rays are captured by a flat-panel detector and converted to digital data?
• For the purpose of radiation protection, which of the following is a controlled area?
• Which of the following describes CR angle for Caldwell projection?
• Which statement about film-screen speed and patient exposure is true?
• Which grid ratio would produce the shortest scale of contrast?
• Which factor will cause elongation of the image of a horizontally positioned object?
• In radiography, which description correctly defines coherent scatter?
• Which statement about magnified mode on a radiographic system is correct?
• Which marker indicates laterality on radiographs?
• When preparing to radiograph a trauma patient, which items CANNOT be removed?
• What material is used in a flat-panel detector to convert x-ray photons into an electrical charge?
• During lumbar myelography, which conventional radiographs are most common?
• Which elbow view demonstrates the olecranon process free of superimposition?
• To prevent extravasation during contrast injection, which of the following should be done?
• Which of the following is NOT a property of an x-ray beam?
• Bone age in children can be assessed by imaging which anatomical area?
• Short scale radiography yields which level of contrast?
• Which term describes the measure of the rate at which energy is transferred from radiation to soft tissue?
• What is the term for a primary photon changing direction without a change in energy?
• Which projection is described as having the nasion as the exit and a 15-degree caudad CR with OML perpendicular to the IR?
• Which of the following groups would be considered cultural groups?
• Which of the following anatomical structures does NOT pass through the diaphragm?
• Which molecule in the body is most likely to be directly hit by ionizing radiation and produce free radicals causing indirect DNA damage?
• If the collimator light field does not match the radiation field, which exposure scenarios may occur?
• Which of the following is NOT one of the genetic code bases?
• When using computed radiography, a smaller imaging plate may _____ than a larger imaging plate.
• Which statement is NOT true about x-ray beams?
• Which Upper GI position best demonstrates the pylorus and the duodenal loop?
• DQE measures which property of the detector?
• Excessive noise suppression of a digital image can result in which of the following problems?
• During a radiographic procedure, the radiologist asks you to take the patient's vital signs. Where do you write the results?
• Which radiographic examination is used to evaluate the knee menisci?
• During exposure, which component of the x-ray tube carries a negative charge?
• Which term describes elastic scattering of photons in radiography?
• What type of distortion results from an increased object-to-image distance (OID)?
• In pediatric imaging, the amount of IV iodinated contrast given to young children should be based on which factor?
• A mild contrast-media reaction includes which of the following symptom clusters?
• For a good AP projection of the scapula, how should the patient's arm be positioned?
• The Gray is the SI unit used to measure which radiologic quantity?
• Which of the following statements are matched correctly?
• In computed radiography, which indicator shows the dose delivered to the photostimulable phosphor plate?
• Which statement describes the effect of increasing beam filtration on the X-ray beam?
• Which beam filter combination will have the greatest effect on reducing skin and organ exposure?
• For the axial calcaneus projection, which direction is the 40-degree tilt oriented?
• In vertebral anatomy, the pedicle is described as which of the following?
• Which option best describes a large amount of pharmaceutical preparation injected at one time?
• Calipers in radiography are used to obtain measurements of which of the following?
• Which statement correctly relates to the equivalence of 0.5 mSv in mrem?
• What term describes a radiography console that automatically sets technique when a body part is selected?
• Approximately what energy is produced when a K-shell electron is moved from a tungsten target?
• In computed radiography, a smaller imaging plate may have better spatial resolution. This improvement most directly enhances which aspect of image quality?
• Which of the following may be a reason for radiographing the upper airway of an infant?
• What is the technical name for the 'cloud of electrons' held near the surface of the tungsten filament in an X-ray tube?
• To visualize calcified abdominal aortic aneurysm most clearly, which projection is recommended?
• The foramen through which the spinal cord passes is the
• Which projection matches the following: the orbitomeatal line perpendicular to the image receptor, CR angled 15 degrees caudad, exits nasion, patient is prone?
• For the submentovertex projection, which statement best describes the positioning requirements?
• The geometric factors are associated with which radiographic qualities?
• For a patient with left pneumonectomy, which AEC photocell would be activated for chest radiography?
• Which facial landmark is the junction of the nose and the upper lip?
• With digital imaging, underexposure causes quantum noise. Which procedure could be acceptable if intentionally underexposed?
• Outdated film may show which problem?
• Which dose-response concept is used to describe diagnostic x-ray exposures?
• Which of the following is NOT a division of the stomach?
• To correctly perform the Waters projection, which line should be perpendicular to the image receptor?
• What is the best protection from radiation?
• Which of the following is correct when moving a heavy object from one side of your body to the other?
• With computed radiography (CR), what percentage of the electrons originally released in the imaging plate are trapped to form the latent image?
• What is the monthly equivalent dose limit for the fetus of a radiation worker?
• Which anatomical area is highlighted by the red box in a lateral chest radiograph?
• Which tissue absorbs the most x-rays?
• A reddening of the skin due to radiation damage is called what?