Limited Scope of Radiography Practice Exam

These questions are part of the practice quiz. Start practicing

• Which of the following are classified as tarsal bones?
• What does 'recorded detail' indicate in a radiographic image?
• What is the position and angle of the leg when demonstrating the ankle mortise?
• How is the anode heel effect observed on a radiographic image?
• What patient position is required for an AP oblique projection of the cervical spine?
• In radiography, what does the posterior position indicate?
• Which anatomical structures are best demonstrated in a posteroanterior (PA) oblique projection of the cervical spine?
• According to radiation safety standards, when is personnel radiation monitoring necessary?
• What device allows a limited operator to vary the size of the radiation field?
• Which of the following statements accurately describes short scale contrast?
• In terms of radiation dose, which unit expresses a dose of radiation absorbed by tissue?
• When during pregnancy does the risk of birth defects from radiation exposure peak?
• What is the primary focus of the position when discussing radiographic procedures?
• In radiography, what does 'projection' denote?
• Which unit is used to express radiation intensity in the air according to the British system?
• Which technique modifications can increase recorded detail in radiography?
• What is referred to as the anterior position in radiography?
• Which paranasal sinuses are demonstrated by the SMV projection?
• What can cause excessive distortion of anatomic structures in radiography?
• What is the medical term for the bony sockets that house the eyes?
• What is the basic life support system used to ventilate the lungs and circulate blood during cardiac or respiratory arrest?
• Which of the following methods does NOT help in protecting against radiation exposure?
• Which two bones make up the forearm?
• What is a crucial element of informed consent?
• Why are lateral projections of the chest taken with the left side against the IR?
• Which of the following bones is part of the hindfoot portion of the foot?
• What is the main effect of increased mAs on image contrast?
• What element is crucial for ensuring patient safety during radiographic procedures?
• What is the correct central ray angle and direction for the AP oblique projections of the cervical spine?
• How does filtration reduce patient exposure during radiographic procedures?
• Which surface of the foot should be in contact with the IR during a recumbent lateral projection?
• What should be done with a hard-copy image that is mislabeled?
• What projection of the cranium will be demonstrated on the radiograph if the patient is in a prone oblique position with the midsagittal plane parallel to the IR?
• Which type of cells are considered most radiosensitive according to the Bergonie-Tribondeau law?
• Which device helps provide even density on a radiograph of an AP axial projection of the foot?
• How many vertebrae make up the thoracic region of the spine?
• Which scenario would likely result in a screen or film image with low contrast?
• Which describes the proper method for positioning the humerus for an AP projection?
• How does quantum mottle (noise) typically appear on a radiographic image?
• What is one of the primary purposes of proper radiographic collimation?
• Which surface of the hand should be in contact with the IR for the lateral projection of the fifth digit (pinky)?
• In a lateral projection of the cervicothoracic region, how is the patient's midsagittal plane oriented relative to the image receptor?
• What effect does rotating the shoulders have on the imaging of the lungs?
• What material is the target of the x-ray tube typically made from?
• Which term reflects the quality of a radiographic image determined by the range of densities represented?
• What is considered the most effective and practical way to reduce scatter radiation fog on a radiograph?
• In digital radiography, what term is often used in place of "scale of contrast"?
• What breathing technique is typically recommended for a lateral projection of the thoracic spine?
• What is the purpose of personal protective equipment (PPE) in a clinical setting?
• Which positioning technique minimizes radiation exposure during the chest exam?
• What should a limited scope radiographer do to maintain professionalism during patient interactions?
• What are the two types of gonad shields?
• What is defined as the visible differences between two selected areas of density levels within an image?
• Which projection of the facial bones requires the central ray to exit at the acanthion?
• What are the bones located in the palm of the hand called?
• What is the standard control limit for the beam alignment tests?
• Poor film or screen contact primarily affects which aspect of radiographic quality?
• Which bone would NOT be found in the forefoot?
• How does increased long scale contrast impact the interpretation of an image?
• For the AP axial projection of the foot, at which point does the central ray enter the patient?
• What are the three principal methods used to protect limited operators from unnecessary radiation exposure?
• What is correct for positioning in an AP projection of the lower leg?
• What guiding philosophy is central to radiation protection practices?
• What is the purpose of using a 72-inch SID for chest radiography?
• What are the proper patient instructions for the AP projection of the shoulder?
• Which term describes the sharpness of the structural lines as recorded in the image?
• What is the anatomic name for the bone commonly known as the kneecap?
• What device may be used to enhance visualization of the spinous processes on a lateral projection of the thoracic spine?
• What is short scale contrast characterized by?
• Standard precautions require barriers to be used when there is anticipated contact with which of the following?
• Which is true regarding the correct positioning of the ankle for a lateral projection?
• What is the primary purpose of the central ray in an AP axial projection?
• Which projection will demonstrate the cuboid, navicular, and lateral cuneiforms without superimposition?
• In the AP projection of the foot, what is the orientation of the foot?
• Which type of image receptor system results in the lowest patient dose?
• What is the purpose of rotating the patient's shoulders anteriorly for the PA projection of the chest?
• When the ankle is flexed to raise the foot, this movement is termed?
• Which of the following is not considered a type of personal radiation shielding?
• When addressing Mrs. Elizabeth Dunbar, what is the most appropriate way to refer to her?
• What effective dose limit should be applied for personnel monitoring in radiography?
• What is the purpose of the AP oblique projection in lumbar spine imaging?
• Where is the humerus located?
• Which structure separates the thoracic cavity from the abdominal cavity?
• What is the name of the upper portion of the lung?
• How can an individual ensure nonverbal communication is effective?
• What does erythema indicate when associated with radiation exposure?
• For a 30x35 cm image receptor in an AP projection of the lumbar spine, where should the central ray enter the patient?
• What has been demonstrated in animal studies regarding the link between radiation and genetic effects?
• What does dynamic range refer to in the context of radiography?
• Radiation monitoring of personnel is mandatory when what percentage of the annual occupational effective dose limit is likely to be received?
• What is the most common site for palpating a patient's pulse?
• What is considered the single best protection against disease for a healthcare worker?
• How much should the central ray be angled cephalad for an AP axial projection of the chest if the patient cannot assume the lordotic position?
• Where should the central ray enter for the AP projection of the ankle joint?
• Which of the following adjustments can enhance image contrast?
• What is a common cause of quantum mottle in a digital imaging system?
• Which action would violate patient confidentiality in a healthcare setting?
• What does long scale contrast indicate?
• Which of the following will likely NOT improve radiographic detail?
• Which is a common reason for choosing a lateral decubitus position in chest imaging?
• What is the proper placement of the arms for the upright lateral projection of the chest?
• How does scatter radiation fog affect radiographic quality?
• What is the benefit of using a high kVp technique in chest radiography?
• Which chest projection and position are needed to demonstrate free pleural fluid along the dependent chest wall?
• What is the purpose of performing sinus radiography with the patient in an upright position?
• Why are limited operators prohibited from activities that involve direct exposure to the primary x-ray beam?
• Which part of the sacrum is typically emphasized in an AP axial projection?
• What is the proper method for storing unopened boxes of x-ray film?
• How does contrast affect the quality of a radiographic image?
• What condition is most important for optimum viewing of a radiographic image?
• What is considered the principal source of scatter radiation in radiography?
• When taking a posteroanterior (PA) axial projection (Caldwell method) of the skull, the central ray is directed:
• Which of the following projections is best for demonstrating the apices of the lungs without bony superimposition?
• Which position describes a patient lying face downward?
• How much should the plantar surface of the foot be elevated from the IR for the AP oblique projection?
• Which lung has three lobes?
• When imaging the paranasal sinuses, which method would you utilize to best demonstrate the frontal and ethmoid sinuses?
• If a limited operator does not change linens between patients, what risk are they creating?
• Which position allows visualization of both air and fluid levels in the sinuses?
• What does the term 'oblique position' specifically describe?
• What is the proper patient position for the AP projection of the forearm?
• Which vertebrae possess special facets for articulation with the ribs?
• What function is involved with kVp selection in radiography?
• What is the term for radiation that escapes from the x-ray tube housing?
• Which paranasal sinuses are best demonstrated in the PA axial projection (Caldwell method)?
• Which factor could lead to the need for a higher intensity exposure during radiography?
• Which four essential elements are required for x-ray production?
• What is the projection of the wrist for the PA oblique projection in lateral rotation?
• What does the term 'decubitus' mean in the context of radiography?
• What is the proper central ray angle and direction for the axial projection of the calcaneus when the ankle is dorsiflexed?
• How is the coronal plane oriented in relation to the image receptor during a lateral projection of the thoracic spine?
• What position is described when a patient is standing upright and facing the board?
• Which of the following factors will generally result in increased radiographic density?
• When should gonad shielding be used?
• What is the name given to the bones of the midfoot?
• What are the proper patient instructions for the PA projection of the chest?
• How does x-ray beam restriction minimize patient exposure?
• What is the unit commonly used to report occupational dose to radiation workers in the United States?
• What condition would lead to excessive magnification of image structures in radiography?
• What is the primary purpose of flexing the knees during an AP projection of the lumbar spine?
• As a general rule, when should a grid be employed in radiography?
• Which projection demonstrates the entire foot in near anatomic position?
• Where does the central ray enter the patient for the upright, PA projection of the chest?
• Which type of contrast provides a wide range of density differences?
• What commonly leads to a screen or film image with low density?
• Small, flat, oval bones located in the first metatarsophalangeal joint are known as what?
• In radiography, what does a 'view' typically refer to?
• Which of the following describes the action of the developer in an automatic film processor?
• What is the central ray angle used in an anterior-posterior (AP) axial projection of the cervical spine?
• What structure serves as the passageway for the spinal cord to exit the skull and pass into the spinal canal of the vertebral column?
• What is the orientation of the midsagittal plane and OML in a supine patient during radiographic imaging?
• What is a method to prevent detector fog in computed radiography?
• What is the primary purpose of using gonad shields during radiographic procedures?
• What is the proper central ray angle and direction for the axiolateral projection of the mandible with the midsagittal plane angled 15 degrees toward the IR?
• A lateral projection of the face using detail screens tabletop is used to demonstrate which of the following?
• What is the standard control limit for the field light to radiation field alignment test?
• What does patient or equipment motion during exposure primarily affect?
• What type of x-ray photon interaction with the body is primarily responsible for the absorbed radiation dose to the patient?
• What does the acronym "TLD" represent in relation to personnel dosimeters?
• What projection and position will demonstrate the medial and intermediate cuneiforms without superimposition?
• During an exposure, what is the source of the greatest radiation hazard if a limited operator needs to assist a patient in the radiographic room?
• What is the name of the large, rounded projection that can be felt on the superior lateral surface of the shoulder?
• What type of imaging receptor is used in computed radiography?
• What effect does increasing the distance between the x-ray tube and the image receptor have on radiographic density?
• How is effective communication validated?
• In an AP axial projection of the foot, how many degrees is the central ray directed?
• What is the primary purpose of using a grid in radiography?
• Which of the following is NOT part of the chain of infection?
• What is the greatest cause of unnecessary radiation to patients that can be controlled by a limited operator?
• What type of generators do most modern x-ray machines use?
• If a radiographic image is overexposed, which change should be made to correct it?
• Which of the following reflects the concept of informed consent in healthcare?
• What aspect of a detector is evaluated through the concept of dynamic range?
• Which of the following cranial bones are paired (right and left)?
• What constitutes the greatest portion of the x-ray beam produced?
• Which strategy is most effective for ensuring that radiation exposure is minimized during imaging?
• When talking about the path of the central ray in radiography, what term is used?
• Why is a grid used for routine chest radiography?
• What is the appearance of an image with a high signal to noise ratio?
• In the context of employment liability, what doctrine holds employers accountable for employees' actions?
• Which of the following best describes a quantum mottle in radiographic imaging?
• Which pathological condition requires a decrease in exposure during imaging?
• During digital image processing, electronic collimation (masking) should not be used to replace what?
• Why is a 72 inch SID typically used for lateral cervical spine imaging?
• What type of radiation does shielding worn for personnel protection primarily attenuate?
• What does 'position' refer to in a radiographic context?
• What should be done to ensure proper alignment in radiography to avoid repeat exposures?
• Which of the following is a correct statement about proper body mechanics?
• Which surface of the ankle is placed in contact with the IR for the upright lateral projection?
• What does density refer to in radiography?
• What type of radiation is most commonly emitted from the patient during a radiographic exposure?
• What result can be expected from an increase in object-image receptor distance (OID)?
• Which of the following organs are found within the mediastinum?
• Which projection is used to demonstrate all of the paranasal sinuses?
• Which of the following changes can decrease patient dose during imaging?
• What are marks, exposures, or images on a radiograph that are not part of the intended image called?
• What does the term 'supine' refer to in radiography?
• Which technique is considered desirable for chest radiography?
• What bones comprise the forefoot?
• What portion of the spine is commonly called the tail bone?
• Which of the following is not a component of a computed radiography plate reader?
• What is the odontoid process and where is it located?
• What does a 40-degree cephalad central ray directed through the plantar surface of the foot result in?
• The palpable portion at the distal end of the tibia is known as the?
• Where should a personnel dosimeter be placed on the body of a limited operator?
• What is true about the lateral projection of the foot?
• Which structure's visibility is enhanced by the use of a lead shield behind a patient during a thoracic spine lateral projection?
• Why is dynamic range an important concept in digital radiography?
• Which thoracic vertebrae should be visible on a lateral projection of the thoracic spine?
• What immediate action should be taken if a healthcare worker is exposed to blood?
• What is the NCRP recommended annual effective dose limit for occupational exposure?
• What primary factor is altered to control contrast in radiography?
• According to the National Council on Radiation Protection and Measurements (NCRP), what is the recommended amount of total filtration?
• Which portion of the spine is characterized by a lordotic curve and consists of five vertebrae?
• What type of disease transmission occurs if a limited operator fails to clean the Bucky device after an examination on a patient with influenza?
• What is the effect of using a faster speed image receptor on patient dose?
• If the amount of irradiated tissue increases, what tends to happen to scatter radiation fog?
• Which term describes the area in the thorax that contains the heart, trachea, and major blood vessels?
• What are the air-filled cavities located in some bones of the face and cranium called?
• What is the NCRP recommendation for lead equivalency of aprons used for personnel protection?
• What is the benefit of carrying heavy objects close to your body?
• What is the NCRP recommended monthly effective dose limit to the fetus for a pregnant worker?
• Which of the following bones contains paranasal sinuses?
• Which vital sign can generally be assessed without physical contact with the patient?
• What type of x-ray photon interaction is least likely to contribute to dose in radiography?
• What is the central ray angle and direction for the AP axial projection of the sacrum?
• How many vertebrae make up the normal lumbar spine?
• How is image quality typically affected by using a large anatomical part in a radiographic procedure?
• How often should lead aprons and gloves be inspected for damage?
• What is indicated by an air-fluid level present in chest radiography?
• Which technology is essential for digital image processing in radiography?
• When a lateral projection of the knee is taken, how should the joint be positioned if there is suspicion of a fracture?
• Which bones articulate to form the ankle mortise?
• What measurement is crucial for creating technique charts in radiography?
• For optimal safety, how should limited operators position themselves in relation to the source of radiation?
• What characteristic of x-ray photons does filtration primarily target to reduce patient dose?
• Which position is characterized by being erect or lying down at a 45-degree angle?
• What positioning maneuver can be used to enhance patient comfort during an AP projection of the lumbar spine?
• Which radiation dose limit is recommended for a pregnant worker per month?
• Which foot projection demonstrates the metatarsals (third-fifth) without superimposition?
• What is the term used to describe a radiograph or image in radiography?
• What factor most significantly leads to poor recorded detail in a radiographic image?
• Which of the following body positions will demonstrate the left zygapophyseal joints of the lumbar spine?
• What specific anatomy is demonstrated without superimposition in the AP oblique projection in 45-degree lateral rotation?
• What adjustment should be made when radiographing an ankle in a dry plaster cast?
• Which factor is notably affected by the angulation of the central ray in radiography?
• What specific anatomy is best demonstrated on the AP oblique projection of the lumbar spine if the patient is positioned in a 45 degree RPO position?
• What radiographic position is optimal for viewing the heart without distortion?
• Where should the central ray enter for the AP projection of the knee?
• What is the center point of the central ray for the PA projection of the hand?
• In radiographic imaging, what is meant by "contrast"?
• What can be said about increased risk to humans concerning radiation exposure?
• What joint is associated with the sesamoid bones in the foot?
• What is the primary advantage of taking a radiograph in the upright position?
• How can one determine if the proper mAs was selected when viewing a digital image?
• What effect does decreasing SID have on image sharpness?
• When using a 35x43 cm image receptor for an AP projection of the lumbar spine, where should the central ray enter the patient?
• How can the limited operator reduce repeat exposure?
• What change in technical factors is required when a wrist in a fiberglass cast must be radiographed?
• When imaging the chest, what does maximizing lung expansion achieve?
• Which combination of factors can you adjust to enhance recorded detail?
• What accessory can assist the patient in maintaining the correct position for an AP Axial projection of the skull?
• At which kilovoltage peak (kVp) levels do Compton interactions occur in diagnostic radiology?
• In radiography, which technique is commonly used to visualize the sinuses effectively?
• Which hygiene practice is most effective in preventing the spread of infection?
• How much should kVp be increased to achieve the greatest reduction of patient dose when adjusting mAs?
• Which anatomical structures of the cervical spine are best visualized in a lateral projection?
• Which item is essential for ensuring accurate x-ray beam alignment?
• Why is the upright position important for chest radiography?
• Where does the central ray enter for the AP Axial projection at the midsagittal plane?
• What is the name given to the distal end of the fibula?
• In what situation would you perform an AP Axial projection of the skull with the central ray angled 30 degrees caudad?
• Where is the central ray entrance point for the AP projections of the shoulder?
• A lightning-like artifact on a radiograph is typically identified as what type of artifact?
• Which cranial projection best demonstrates the occipital bone?
• What is the term for the process of reducing the risk of infectious organisms being transmitted to a susceptible individual?
• What is anaphylaxis?
• What is true regarding spine radiography to evaluate scoliosis?
• A change from a small focal spot to a large focal spot will primarily result in what effect on the image?
• Which body fluid is typically NOT considered in standard precautions?
• Which lumbar spine projection effectively demonstrates open intervertebral foramina?
• During a standard foot exam, what bones would you expect to find in the midfoot region?
• In terms of operator exposure, what does the method of distance refer to?
• Which body habitus is best imaged by placing the 35 x 43 cm IR crosswise in the upright grid cabinet?
• Which of the following factors does NOT contribute to overall radiographic quality?
• Which radiographic baseline is used to position the PA axial projection (Caldwell method) of the cranium?