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38 Cards in this Set
- Front
- Back
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At what age is it recommended that a woman begin getting annual mammograms?
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40 years old
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What is the large muscle commonly seen on a mammogram that is located between the bony thorax and the mammary gland?
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Pectoralis major
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What are the two basic projections for mammographic exams?
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Craniocaudal (CC) and Mediolateral Oblique (MLO)
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True or false. To avoid grid cutoff, the angulation of the CR must be perpendicular to the length of the grid.
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False. Must correspond to the length of the grid lines.
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A patient with a possible Pott's fracture enters the ER. Which of the following routines should be performed on this patient?
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AP and lateral lower leg
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A patient with a possible pleural effusion in the right lung enters the ER. The patient is unable to stand or sit erect. Which position would best demonstrate this condition?
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Right lateral decub
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A patient with a possible Greenstick fracture enters the ER. What age group does this type of fracture usually affect?
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Pediatric
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Which of the following terms describes a poor alignment between the ends of a fractured bone?
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Lack of apposition
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What is the minimum number of projections generally required for any trauma study?
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2
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An bruise type of injury in which there is no fracture or breaking of the skin would describe a:
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Contusion
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True or false. Lead grid lines usually run parallel to the centerline of the long axis of the grid.
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True
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True or false. A foot routine for a 7 year old would be the same as for an adult patient.
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True
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True or false. Interventional angiographic procedures are used primarily for providing diagnostic information and secondarily for treatment of disease.
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False
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True or false. The right common carotid originates from the aortic arch.
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False
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The most common vascular approach during pulmonary arteriography is the :
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Femoral vein
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Solid food should be withheld for approximately _____ hours before an angiographic procedure.
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8 hours
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True or false. The common puncture site for selective abdominal angiography is the femoral artery using the Seldinger technique.
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True
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Each common carotid artery bifurcates into the internal and external arteries at the level of:
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Upper margin of the thyroid cartilage
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What two arteries that deliver blood to the heart muscle are:
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Right and left coronary arteries
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Which aspect of the CT systems houses the x-ray tube and detector array?
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Gantry
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The central opening in the CT support structure whre the patient is scanned is called the:
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Aperture
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Which device controls slice thickness in a CT image?
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Source collimator
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Each tiny picture element in the display matrix is called a (an):
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Pixel
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In what year did the first successful clinical demonstration of computed tomography take place?
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1972
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Radiographic demonstration of the female reproductive tract with a contrast medium.
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Hysterosalpingography
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A radiographic study of the spinal cord and its nerve root branches with a contrast medium.
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Myelography
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A contrast study for visualization of the salivary glands and associated ducts.
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Sialography
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A straight or right angle radiograph.
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Orthoroentgenogram
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An exam used to assess the bone mineral density for the diagnosis of osteoporosis.
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Bone densitometry
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A special type of imaging used to obtain a diagnostic image of a specific layer of tissue or object that is superimposed by other tissues or objects.
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Tomography
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What is the fulcrum?
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The pivot point through which the x-ray tube and IR move.
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What is pantomography?
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Used for a curved body part, most commonly for the mandible and dental purposes.
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What modality uses a measurement of the intensity of acoustic energy received from anatomic structures?
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Echo
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What is teletherapy?
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The application of external beam radiation, which historically has been of three types: x-ray type units, cobalt-60 gamma ray, and linear accelerator.
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What does SPECT stand for?
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Single photon emission computed tomography
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What creates the "romance" of the abdomen?
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Head of pancrease and c-loop of the duodenum
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What is a negative contrast?
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Radiolucent (air, CO2 crystals)
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What is a positive contrast?
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Radiopaque (barium sulfate)
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