Chapter 6: Dental Xray equipment Flashcards
before ____ no federal standards existed for the manufacture of dental xray machines
1974
Depending on state and local radiation safety codes, dental x-ray equipment must be registered, inspected, and monitored periodically.
TRUE OR FALSE
TRUE
dental xray machines may be used to expose _____ or _______ receptors
intra oral
extra oral
operator exposure is limited by the use of a ____ ______ _____ ____
lead acryclic disk shield
the lead acrylic disk shield that surrounds the PID does what ?
Minimizes back scatter from the patient
3 component parts of the xray machine
- Tubehead
- Control panel
- Extension arm
The _____ ______ , which allows the dental radiographer to regulate the x-ray beam, is plugged into an electrical outlet and appears as a console or cabinet.
Control panel
The control panel consists of these 4 things
On and off switch/indicator light
exposure button/exposure light
control device for time
in SOME units control devices for kV and mA
the indicator light is _________ when the equipment is turned on
illuminated
Which button activates the machine to produce xrays
exposure button
what light is on the control panel that is illuminated during xray exposure?
exposure light
this regulates xray beam that includes the timer and and the kV
control devices
A device used to hold and align intraoral receptors in the mouth
receptor holder
used to help the dental radiographer position the PID in relation to the tooth and receptor
beam alignment device
disposable with a backing plate and a slot for receptor retention;
Styrofoam bite-block
