Terms in this set (25)
Film speed refers to ?
Sensitivity of film
What is the error if the film has a clear crescent or clear corner ?
A non - critical surface , that does not penetrate tissue , but require the use of barriers to prevent cross-contamination , include
Film placement instruments
Another name for anode is
The varying shades of gray on a processed radiograph is termed ?
What absorbs more of the long wavelength radiation ; not useful in producing diagnostic imaging
The purpose of this gum is to record the entire tooth including 4mm of the bone surrounding the apical areas
The purpose of this film is to record a major portion of the maxilla or mandible on one film
Dark room infection control guidelines may include
Barriers placed on counter tops , change gloves or use gloves , after all films are in the processor wash and dry hands
The beam of radiation for panoramic radiograph is a narrow slit
In order to minimize the gag reflex it is helpful to start the radiograph procedure by first exposing the
When compared to the actual length of the tooth an elongated image will appear
The function of the raised dot ( embossed) the dot on the surface of the film is to determine the ?
Right and left side of the mouth
A radiographic image is produced on a panoramic film by the use of ?
Taking every prudent measure or precaution to prevent occupationally and non occupationally exposed person from excessive radiation
As low as reasonably achievable
How many minutes should manually develop a radiograph and at what temp?
4.5 min @ 68 degrees fahrenheit
The two types of digital system include
Wired CCD and wireless PSP
What exposure error eliminated of the central Ray is detected between the interproximal areas
The benefits of digital radiography includes
Reduction of radiation exposure for patients ,
Storage space , greater diagnostic capability and high resolution with color enhanced image quality
Using "F" speed film can reduce the radiation exposure to the patient by
The collar on a lead apron reduces the dose of radiation to the
Of the following statements about filmless digital system which are true
Employs a reusable intraoral sensor, traditional X-Ray tube head can be used , reduces radiation exposure by 90%
Extraoral films include which of the following
PA Skull, waters view, panoramic
How are X-rays produced
Sudden stopping of high speed electrons as they collide with a target
Whether using the manual or automatic processing techniques improper handling can result in
Films sticking together