Chp. 40 SG
Sterilized positioning instruments should be removed from the packages:
after the patient is seated
PSP:
are a major source of cross-contamination
All the following are true statements regarding the preparation of the operatory for dental imaging except:
barriers do not need to be used because of spatter of blood and saliva is unlikely
Following the completion of the film-screen contact test, areas of good film-screen contact will?
be uniform, darker, vary in densities
Transporting PSP films should be done by placing them in?
black transfer box
According to the test for x-ray film freshness, the film is fresh and has been properly stored and handled when the processed film appears clean with a slight __________ tint
blue
Quality control for the darkroom should include:
- checking for light leaks every 6 months - safelight testing - equipment testing ALL OF THE ABOVE
An administrative quality control plan:
- ensures that each individual is trained to perform assigned duties - maintains a written description of the quality assurance plan - maintains records of control test ALL OF THE ABOVE
A good protocol to follow for decreasing the contamination of dental imaging equipment and supplies is to?
- gather all supplies needed before beginning the procedure - use over gloves if additional supplies are needed during procedure - ask for help ALL OF THE ABOVE
Dental records must contain documentation of the _________ of dental images taken
- number - type - quality ALL OF THE ABOVE
Which of the following must be disclosed to thepatient before obtaining informed consent for dental radiographs?
- risks and benefits of the images - person who will be exposing - consequences of not having images ALL OF THE ABOVE
For a film to be properly processed, it should be left in a fixer solution, at full strength, for?
2 minutes
Once films are removed from the mouth, they are considered contaminated and should be?
handled only w/gloves
The simplest method for ensuring the freshness of each box film is to?
process one film from each box w/ fresh chemicals
The safelight in the darkroom can be tested by?
the coin test
All of the following are true regarding the transfer of dental images except?
the originals are sent
Developer strength can be checked by using?
a reference image or stepwedge image
Calibration of dental x-ray equipment should be performed by:
a qualified technician
Dental images are the property of the?
dentist
It is the responsibility of the ___________ to discuss the need for dental imaging
dentist
Who is responsible for overall quality assurance in a dental practice'?
dentist
Who can be held legally responsible for a dental assistant's actions?
dentist and assistant
What should the dental assistant do if a patient refuses dental imaging?
document in the patient's record that h/she refused recommended dental imaging and explain the importance of the images
Given normal use, processing solutions should be changed:
every 3-4 wks
The most critical component in film processing quality control is?
maintaining the freshness of the processing solutions
Which of the following statements is true regarding federal and state regulations on the use of dental x-ray equipment
most states have laws that require inspections of dental x-ray equipment on a regular basis
A record-keeping log for processing solution does not need to include the?
name of the solution used to clean tanks
Failure to obtain informed consent from a patient prior to exposure of dental radiographs can lead to charges of?
negligence
The Consumer-Patient Radiation Health and Safety Act is a federal law that requires all?
persons who use x-rays to take dental images to be properly trained and certified
Quality assurance in the dental office is a way of ensuring that everything possible is being done to produce high-quality diagnostic images and includes:
quality control tests and administration procedures
All of the following statements are true regarding the care of the intensifying screens except:
screens should be cleaned with a commercial cleaner after each use
According to the Centers for Disease Control (CDC) Guidelines for Infection Control in Dental Healthcare Settings - 2003, digital radiography sensors:
should use FDA-cleared barriers
Regulations regarding certification for dental assistants in radiography?
vary from state to state
When a daily radiograph is lighter than the reference radiograph, it indicates the developer is too?
weak
Following removal of an exposed film or PSP from a patient's mouth, the film/PSP should be?
wiped free of saliva using a 2x2 inch gauze sponge or paper towel
