Chapter 20- Radiology and Nuclear Medicine
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The medical specialty concerned with the study of x-rays is called ____________________. | radiology
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The medical specialty that studies the characteristics and uses of radioactive substances in the diagnosis of disease is called _______________________. | nuclear medicine
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A substance that is _________________ permits the passage of most of the x-rays. | radiolucent
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________________ substances are those that absorb most of the x-rays they are exposed to allowing only a small fraction of the x-rays to reach the x-ray plate. | radiopaque
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An _________________ is the x-ray image of blood vessels and heart chambers obtained after contrast is injected through a catheter into the appropriate blood vessel of heart chamber. | angiography
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When contrast or air or both are injected into a joint, and x-ray images of the joint are obtained it is referred to as an _________________________. | arthrography
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The x-ray image of contrast-injected blood vessels produced by taking two x-ray pictures and using a computer to subtract obscuring shadows from the second image is called __________________________. | digital subtraction angiography
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An x-ray procedure using an image intensifier instead of a photographic plate to derive a visual image from the x-rays that pass through the patient is called ______________________. | fluoroscopy
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The use of high-frequency inaudible sound waves that bounce off the body tissues is called _____________________. | ultrasound
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When x-rays travel from a posteriorly placed source to an anteriorly placed detector it is called a ________________________. | posteroanterior view
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When x-rays travel in a slanting direction at an angle from the perpendicular plane the technologist is taking an _________________. | oblique view
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Movement away from the midline of the body | abduction
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Movement toward the midline of the body. | adduction
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turning outward | eversion
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Lengthening or straightening a flexed limb. | extension
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bending a part of the body. | flexion
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turning inward | inversion
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lying down on the side with the x-ray beam horizontally positioned | lateral decubitus
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lying on the belly | prone
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lying on the back | supine
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The two types of tests used by nuclear medicine physicians to diagnose disease are called . | in vitro and in vivo
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This radionuclide technique produces images of the distribution of radioactivity through the emission of positrons in a region of the body. | PET scan
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This technique involves an IV injection of a radioactive tracer and the computer reconstruction of a 3D image based on a composite of many views. | SPECT scan
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This nuclear medicine study is utilized to evaluate myocardial perfusion. | thallium scan
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A diagnostic x-ray procedure whereby cross-sectional image of a specific body segment is produced. | computed tomography
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This diagnostic study uses a magnetic field and radio waves to produce sagittal, coronal and axial images of the body. | magnetic resonance imaging
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Angio | angiography
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AP | anteroposterior
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CT | computed tomography
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CXR | chest x-ray (film)
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Decub | decubitus
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DI | diagnostic imaging
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DSA | digital substraction angiography
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Gd | gadolinium
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IVP | intravenous pyelogram
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KUB | kidneys, ureters and bladder
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LAT | lateral
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L-spine | lumbar spine film
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MR, MRI | magnetic resonance imaging
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MRA | magnetic resonance angiography
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PA | posteroanterior
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PET | positron emission tomography
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RFA | radiofrequency ablation
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SBFT | small bowel follow through
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SPECT | single photon emission computed tomography
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UGI | upper gastrointestinal (series)
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US, U/S | ultrasound, ultrasonography
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V/Q scan | ventilation and perfusion scan of the lungs
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