Mosby Radiography Practice Test

These questions are part of the practice quiz. Start practicing

• Rugae are characteristic folds found in the lining of the:
• Radiation that emerges from the patient after attenuation is called
• Which colon segment is the descending colon?
• The prefix that means 'false' is:
• Structure L is the:
• What term describes radiation present in the environment since the formation of the universe?
• In a shoulder girdle radiograph, which anatomy is labeled D?
• Which term describes the folds called rugae?
• Which bone is the second or intermediate cuneiform?
• Which colon segment is the hepatic flexure?
• Gross negligence is defined as:
• Which bone is the navicular?
• Infectious waste must be discarded:
• Which component is used in the high-voltage section to increase voltage to the level required for x-ray production?
• The unit of Bq would be used in what imaging modality?
• Which feature is the incisura angularis?
• The ulnar head is which option?
• Normal adult respiration is measured by:
• Most radiation-induced damage to cells occurs:
• Which structure is the major calyces?
• Structure F is the:
• In the cervical spine, Structure C corresponds to which feature?
• Which type of shock results from loss of autonomic vascular tone with pooling of blood in peripheral vessels?
• Which type of shock is characterized by toxins produced during an infection causing a dramatic drop in blood pressure?
• Atomic mass refers to
• CR cassettes should be erased at least:
• Which landmark is identified as Structure E in the hip region?
• In the hand anatomy, Structure A corresponds to which joint?
• For hysterosalpingography, the exam commonly uses a contrast agent that is:
• The window width is primarily used to adjust:
• The abbreviation that means 'history' is:
• To ensure consistency of radiographic quality from one exposure to the next, what device may be used?
• In the hand anatomy, Structure A corresponds to which carpal bone?
• Somatic effects of radiation:
• Gray(t) represents the unit used to express absorbed dose in
• In the hand anatomy, Structure G corresponds to which joint?
• Ionization may cause which outcome in atoms?
• In digital fluoroscopy, the image should be viewed on what device to take advantage of the digital capabilities?
• The relationship between kVp and receptor exposure is:
• The secondary protective barrier used in room shielding must be at least how thick?
• Which structure in the dataset is associated with the lumbar angle?
• What unit is commonly used to express the annual effective dose from natural background radiation?
• Which device is used to restore a normal heartbeat by delivering an electrical shock?
• Which feature is the haustra?
• The contrast agent used in hysterosalpingography is:
• Structure H is the:
• Toxic chemicals may:
• What provides an approximate skin dose where the x-ray beam is entering the patient?
• Edge enhancement provides:
• A longer than usual OID may cause which distortion?
• Structure F is the:
• Which bone is labeled D on a wrist radiograph?
• Which legal doctrine states that an employer is liable for an employee's negligent act?
• The transformer that operates on the principle of self-induction is the
• The law governing patient confidentiality is abbreviated as which of the following?
• Which instrument is used to measure arterial blood pressure?
• On a wrist radiograph, which bone is identified by structure D?
• Which carpal bone does structure B label on a wrist radiograph?
• Structure F is the:
• The abbreviation that stands for a stroke is:
• In the knee anatomy, Structure G corresponds to which landmark?
• Linear energy transfer varies for different types of radiation.
• A distance longer than intended for OID leads to which perspective change?
• Structure A is the:
• Which of the following contains all equipment and drugs needed during respiratory arrest?
• The process of somatic cell division is called:
• If the SID is doubled while maintaining mAs, receptor exposure will:
• A decubitus projection always involves the central ray:
• The term used to describe distortion that changes the apparent size of the object on the image is:
• The amount of receptor exposure is controlled primarily by:
• The abbreviation that means 'heart attack' is:
• Structure E is the:
• A positive contrast agent that may be administered to a patient when barium sulfate is contraindicated is called:
• What type of current is required for proper operation of the x-ray tube?
• The unit of effective dose is the
• A histogram analysis error may be caused by which factor?
• X-ray photons are the bundles of energy that travel as electromagnetic radiation.
• Consistency of image appearance is achieved through the use of which of the following?
• The result of thermionic emission is a(n):
• The rule or law that governs changing technique using kVp is the:
• Which grid type has strips angled to coincide with beam divergence?
• In the cervical spine diagrams, Structure C is which feature?
• Which structure is the Anterior nasal spine located in?
• Which carpal bone is labeled as structure H on the wrist?
• Which statement best describes surgical asepsis?
• Background radiation is the source of approximately what percent of human exposure?
• Radiographic contrast in computed radiography may be adjusted by changing:
• Violation of confidentiality defines:
• Which bone forms the ankle joint and sits above the calcaneus?
• What does LET stand for in radiation physics?
• Increasing kVp affects the x-ray beam by increasing the production of which photon wavelengths?
• Which activity accounts for the largest source of artificial radiation exposure to humans?
• Structure C on a wrist radiograph corresponds to which carpal bone?
• Which term refers to the first or intermediate cuneiform?
• According to NCRP Report 160, the largest contributor to the recent rise in patient radiation exposure is the increased use of which imaging modality?
• Structure G on a wrist radiograph is which bone?
• In the hand anatomy, Structure I corresponds to which joint in the provided mappings?
• The quantity of x-rays produced is directly controlled by:
• In a shoulder girdle radiograph, which anatomy is labeled B?
• The height of a sine wave is called the
• When working with CR and DR, one must be aware that their response to scatter radiation is:
• Which statement about the 15% rule is true?
• Which anatomic structure is not demonstrated on a KUB?
• Needles and syringes must be disposed of in which container?
• Structure B in the lumbar spine context is which feature?
• Noise increases with an increase in:
• Background radiation is always present in the environment. Which statement is true?
• If SID is halved, what may be said about receptor exposure?
• Structure E is the:
• In the hip region, Structure G corresponds to which anatomical landmark?
• If the exposure field is not accurately recognized, the histogram:
• What item is used to administer oxygen through the nose?
• ALARA stands for which safety principle?
• Which protective component is designed to cover the Bucky slot in a radiographic room?
• An algorithm is:
• Structure K is the:
• When scheduling radiographic examinations, which statement is true about barium studies?
• Which structure corresponds to the Foramen magnum?
• Which structure contains the maxillary sinuses?
• Photon-cell interactions occur:
• The unit of radiation absorbed dose in air is called
• The intensity of the scattered beam is 1/1000 the intensity of the primary beam at a ________ angle 1 m from the patient.
• An IR can be a source of infection through:
• Shape distortion may take the form of:
• X-rays travel as bundles of energy called
• Distortion that affects the size of the object as represented on the radiographic image is called:
• The visible image may also be called the:
• Indirect effect occurs when the initial ionizing event occurs on which type of molecule?
• In the wrist, structure F corresponds to which carpal bone?
• What does MPD stand for in radioprotection terminology?
• Beam restriction has the following effect on contrast?
• Which bone is labeled E on a wrist radiograph?
• Pair production does not occur in radiography due to energy limitations. Which interaction does not occur in standard diagnostic radiography?
• Why are patients carefully watched after receiving contrast media?
• In the knee anatomy, Structure B corresponds to which structure?
• Structure C is the:
• In the hand anatomy, Structure A corresponds to the first carpometacarpal joint in the thumb. Which joint is this?
• The unit of radioactivity is
• Cells that are oxygenated are more susceptible to radiation damage; this describes which concept?
• Which transformer type is characterized by a donor winding shared with the input to allow automatic voltage adjustment?
• Infectious waste is placed in containers:
• If the air kerma measured 6 feet from the x-ray table is 5 Gray, what is the air kerma measured at a distance of 3 feet?
• In a shoulder girdle radiograph, which anatomy is labeled E?
• Radiation-induced genetic damage is transmitted to which of the following?
• Which term refers to the second or intermediate cuneiform?
• An x-ray machine that uses a continually decreasing mA for the shortest times possible uses a
• Among the exposure factor sets provided, which yields the highest spatial resolution?
• Structure D is the:
• Effective dose limits may be found in which published material?
• Barium studies should be scheduled last in a sequence to avoid which issue?
• Air kerma is the quantity used to describe which of the following?
• When increased dose equals increased severity of tissue reactions, this is called:
• The annual effective dose limit for the general public, assuming frequent exposure, is which value?
• X-rays remove electrons from atoms by a process called which of the following?
• In computed radiography, the window width primarily affects which image attribute?
• A primary advantage of digital fluoroscopy is:
• The most common effect from exposure to ionizing radiation is:
• Needles and syringes must be disposed of:
• In the knee anatomy, Structure D corresponds to which structure?
• Which device is used to ensure consistent radiographic quality by automatically controlling exposure?
• In the hand anatomy, Structure I corresponds to which joint?
• Meiosis describes the division of what type of cells?
• Which of the following is used to measure blood pressure?
• Which lead equivalence is used for primary barriers in radiation shielding?
• Graphs that show the relationship between radiation received and the organism's responses are called
• Rugae may be found in the:
• Which barrier is designed to reduce leakage and scatter radiation to adjacent areas?
• The preferred term for radiation exposure is which of the following?
• The suffix that means "puncture" is:
• The medial epicondyle is which option?
• The focusing cup is located at the:
• CT accounts for approximately what percent of the population dose (per NCRP Report 160)?
• In the hand anatomy, Structure K corresponds to which joint in the set?
• In the x-ray circuit, which device converts alternating current (AC) to direct current (DC)?
• Mitosis describes division of which type of cells?
• Structure K and Structure L are animations of which two stomach regions?
• Which transmission mode is primarily person-to-person through direct contact?
• The blood count is depressed after a whole-body dose equivalent of at least how many mSv?
• Which structure corresponds to the Sella Turcica?
• What type of infection transmission is defined as being spread primarily on contaminated items, food, or water?
• Which colon segment is the transverse colon?
• Structure H is the:
• Which bone is labeled H on a wrist radiograph?
• Which term identifies the pylorus?
• In computed radiography, the window level is best described as:
• Highly reactive ions with unpaired electrons in the outer shell are called:
• Which term is the cardiac sphincter?
• Which of the following grid errors would result in an image that shows normal exposure in the middle but decreased exposure on the sides and may follow removal and replacement of the grid?
• Which radiations have high linear energy transfer (LET)?
• Which colon segment is located closest to the rectum?
• The greatest source of natural background radiation to humans is which substance?
• A concept of radiologic practice that encourages radiation users to adopt measures that keep the dose to the patient and themselves at minimum levels is called:
• An interaction that produces x-rays at the anode as a result of outer shell electrons filling holes in the K-shell is called:
• Beam-part-image receptor alignment is critical in providing:
• Which statement best describes radiologist monitors compared to radiographer monitors?
• In the hand anatomy, Structure K corresponds to which joint?
• Radiation doses up to ________ are considered relatively low risk to the embryo and fetus.
• In digital imaging, the radiographer must be aware that:
• The statement 'Increased dose equals increased probability of effects' describes which type of radiation effect?
• The master molecule that directs cell activities is:
• Grids that have strips angled to coincide with divergence of the x-ray beam are called:
• Radial deviation is synonymous with:
• The radial head is which option?
• Infectious waste must be handled according to which guidelines?
• Flushing, urticaria, and nausea are symptoms of what type of contrast agent reaction?
• In digital imaging, which device converts the analog signal into digital data?
• The Bony nasal septum corresponds to which structure?
• In the hand anatomy, Structure G corresponds to which metacarpophalangeal joint in the described set?
• Damage to the cell being irradiated is called which term?
• Devices in the x-ray circuit that operate on the principle of mutual induction are called
• In the knee anatomy, Structure E corresponds to which structure?
• Which colon segment is the ascending colon?
• Which grid-related error is most likely to be detected by a misaligned grid that was removed and replaced?
• The suffix that means "pain" is:
• Which set of exposure factors would produce the poorest spatial resolution?
• Which photon-tissue interaction may produce scattered photons that expose staff during fluoroscopy?
• In the H/D ratio used for grids, which expression correctly defines it?
• Tachycardia is defined as a pulse of:
• Exposure times longer than how many minutes can lead to skin effects?
• The window level is primarily used to adjust:
• The structure that articulates with the capitulum to form the elbow joint is which option?
• Which type of shock occurs secondary to heart failure?
• The lateral epicondyle is which option?
• Which of the following structures is most distal?
• In computed radiography, which term describes the three-dimensional element mapped by a digital image pixel?
• In standard diagnostic room design, the primary protective barrier in the wall extends to what height?
• The fifth metatarsophalangeal joint is which option?
• The olecranon process is which option?
• What is the minimum source-to-skin distance for fixed fluoroscopes?
• Electronic timers used in x-ray equipment allow for exposure times as short as
• Which radiation type results from outer-shell electrons filling vacancies in inner shells, emitting photons with characteristic energies?
• In digital fluoroscopy and computed radiography, the energy must be changed to a digital form by a(n):
• Which statement is true regarding SID and spatial resolution?
• In radiography, which barrier must be at least 1/16-inch lead equivalent?
• Structure B is the:
• Direct effect occurs when radiation energy is deposited directly to which molecule?
• The development of spermatozoa is called:
• Germ cell division is called what?
• What does Target theory state about a cell dying after radiation exposure?
• Which term stands for a stroke abbreviation commonly used in medical records?
• Bradycardia indicates a pulse of:
• Which colon segment is the transverse colon?
• Res ipsa loquitur is a legal doctrine that states that the cause of negligence is obvious.
• Which structure is the dorsum sellae?
• Which bone is labeled F on a wrist radiograph?
• In the hand anatomy, Structure A is identified as which carpal bone within the provided material?
• Anywhere organisms can thrive is the definition of:
• Which bone is the cuboid?
• The images on radiologists' monitors appear:
• If a radiographic study must be repeated, how does it affect the patient's dose?
• Airborne transmission of infection involves spread via which of the following?
• Which bone is labeled G on a wrist radiograph?
• The equation H/D describes:
• Which structure is the renal pelvis?
• Structure M is the:
• The annual effective dose per person from natural background radiation is approximately which value?
• Used bandages and dressings must be placed into which container?
• Which structure is the ureter?
• Which of the following is (are) relatively insensitive to radiation?
• Radiation that is contained in the environment is called which term?
• What is the best method to minimize the patient's radiation dose?
• Doubling dose refers to the dose required to produce twice the frequency of genetic mutations as would occur without radiation. Which option correctly names this concept?
• The cumulative occupational exposure for a 22-year-old radiographer is:
• Which statement correctly identifies the role of an Analog-to-Digital Converter in imaging?
• Structure B is the:
• In digital imaging, which term best describes a single three-dimensional element that contributes to the image data?
• In the cervical spine, Structure B corresponds to which feature?
• CR and DR systems' sensitivity to scatter primarily affects:
• Medical x-rays are an example of
• Which statement is true about assault?
• Smoothing in digital imaging provides which of the following?
• Cell damage may be exhibited as which of the following?
• The posterior elbow prominence is the olecranon process; which option lists it?
• Which landmark is identified as Structure F in the hip region?
• The prefix that means 'above' is:
• Which set would produce the best spatial resolution?
• Radiation effects that show up in the next generation are called which?
• As kVp increases, there is an increased production of which wavelengths?
• In computed radiography, each pixel corresponds to a shade of gray representing an area in the patient known as a(n):
• Shock is indicated when the diastolic blood pressure is:
• Grid frequency is described as the:
• Attenuation in diagnostic radiography is best described as:
• The capitulum is which option?
• Which photon-tissue interaction creates image contrast by differential absorption?
• Hypovolemic shock is primarily caused by which of the following?
• In timing devices for x-ray equipment, exposure times can be shortened to the order of one millisecond, which equals 1/1000 second.
• Which colon segment is the splenic flexure?
• In wrist anatomy labeling, structure E represents which bone?
• Radiolysis of water within the cell can produce which ion pair?
• What type of infection control reduces microorganisms to the lowest level by using water and chemical disinfectants?
• The smallest particle of an element that retains the characteristics of the element is called a
• The reservoir of infection is defined as the place where:
• Neglect or omission of reasonable care is known as:
• The high-voltage section of the x-ray circuit makes use of what type of transformer?
• Postprocessing of a digital image that combines multiple images into one image is called:
• What does BMI stand for?
• Which statement describes the relationship between kVp and receptor exposure?