Chap 20 - Vocabulary

The Language of Medicine - Chap 20 Vocabulary

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. Newer CT scans can create 3D images as well
Contrast studies
Materials (contrast media) are injected to obtain contrast with surrounding tissue when shown on the x-ray film
Fluorescence
Emisssion of glowing light results from exposure to and absorption of radiation from x-rays.
Fluoroscopy
X-ray techniques that producea fluorescent image on an image intensifier
Gamma camera
Machine to detect gamma rays emitted from radiopharmaceuticals during scanning for diagnostic purposes
Gamma rays
High energy rays emitted by radioactive substances in tracer studies
Half-life
Time required for a radioactive substance to lose half its radioactivity by disintegration
Insterventional 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 procedure is performed measured or observed within a living organism
Ionization
Transformation of electrically neutral substances into electrically charged particles
x-rays cause ionization of particles within tissue
Label 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