Define Terms of Radiology and Nuclear Medicine Flashcards

Chapter 20, Radiology and Nuclear Medicine Vocabulary, Language of Medicine, 8th Edition

32 cards   |   Total Attempts: 188
  

Cards In This Set

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Cineradiography
Use of motion picture techniques to record a series of x-ray images during fluoroscopy.
Computed tomography (CT)
Diagnostic x-ray procedure whereby a cross-sectional image of a specific body segment is produced.
Contrast studies
Materials (contrast media) are injected to obtain contrast with surrounding tissue with shown on the x-ray film.
Fluorescence
Emission of glowing light results from exposure to and absorption of radiation from x-rays.
Fluoroscopy
X-ray technique that produces a fluorescent image on an image intensifier.
Gamma camera
Machine to detect gamma rays emitted from radiopharmaceuticals during scanning for diagnostic purpose.
Gamma rays
High-energy rays emitted by radioactive substances in tracer studies.
Half-life
Time required for a radioactive substance to lose half its radioactiviity by disintegration.
Interventional radiology
Therapeutic procedures performed by a radiologist.
In vitro
Process, test, or procedure is performed, measured, or observed outside a living organism.
In vivo
Process, test, or procdure is performed, measured, or observed within a living organism.
Ionization
Transofrmation of electrically neutral substances into electrially charged particles.
Labeled compound
Radiopharmaceutical; used in nuclear medicine studies.
Magnetic resonance imaging (MRI)
Magnetic field and radio waves produce sagittal, coronal and axial images of the body.
Nuclear medicine
Medical specialty that studies the uses of radioactive substances (radionuclides) in diagnosis of disease.