Shared Flashcard Set

Details

Fixed Equipment
N/A
20
Physics
Professional
03/19/2013

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Cards

Term
medical xray units are classified as
Definition
diagnostic or therapeutic
Term
xray machines are usually identified by
Definition
energy of xrays produced
purpose for which xrays are intended
Term
three main components
Definition
xray tube
operating console
high voltage generator
Term
diagnostic xray imaging systems usually operate at a max voltage of
Definition
25-150 kVp
Term
diagnostic xray imaging systems usually operate at a tube current of
Definition
10-1200 mA
Term
function of xray imaging system
Definition
provide a controlled flow of electrons instense enough to produce an xray beam for imaging
Term
fixed equipment
Definition
designed for "in department use"
Term
fluoroscopic imaging system
Definition
located under exam table
Term
rooms with a fluoroscope and two or more overhead radiographic tubes are used for
Definition
special angiointerventional procedures
Term
tomographic unit
Definition
have tubes that more in arc during exposure
Term
special studies suite
Definition
angiographic suite
for visualization of vessels
Term
computerized tomography units
Definition
computerized sectional images
Term
panoramic dental and facial units
Definition
combine tomography for facial structures
Term
patient supporting exam tables
Definition
may be flat or curved
must be uniform in thickness and as radiolucent as possible
Term
barrier must have __
Definition
window for viewing paitent during exam
Term
ideal room design
Definition
possible to reach console without having to enter radiation area
Term
high voltage generator
Definition
may be housed in equipment cabinet, or false ceiling
always close to xray tube
Term
any tube with two electrodes
Definition
diode
Term
operating console allows control of
Definition
tube current, voltage, and line compensation on older models
Term
parts of a high voltage transformer
Definition
step up transformer
filament/step down transformer
rectifiers
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