What is the first step to be taken after a sterilization failure is detected through spore testing?
The purpose of the lead foil in the dental film packet is to
Reduce film fog and prevent back scattered radiation
bacteria that must have oxygen to grow and live are considered?
The term ____________ is used to describe areas that appear dark on the image; ___________ is the term used to describe areas that appear white or light gray.
radiolucent; radiopaque
To restrict the size and shape of the xray beam thus reducing the amount of radiation the patient will receive
What type of immunity occurs when a person receives a vaccination for a disease?
Active artificial immunity
What is the correct order of steps in manual film processing
Develop, rinse, fix, wash, dry
The MOST effective moth rinse to use prior to a dental appointment is what?
Chlorhexidine
Quality control for the darkroom should include checking for light leaks every:
6 mos
Identify the landmark
Hamulus
The MOST effective method of confirming the sterilization of instruments
Bacterial spore test
A radiograph that has an overall gray appearance is generally preferred. This radiograph is said to have low density or low contrast?
Low contrast
When putting on your protective equipment, which barrier should be put on last just before patient care begins?
What are gloves
The dentist says that the image has too much contrast; she would like to see more gray values. What adjustment would you make?
Increase kvP
What should be done if you drop a contaminated anesthetic needle on the floor during patient treatment at chairside?
Use tongs or cotton pliers to pick it up and place it in the sharps container.
Which type of PPE is used to prevent the inhalation of droplets and/or spatter?
Mask
Fixer cutoff will result in a _____ border
Straight black
How often should face mask be changed?
Between patients
What is the heart of the x-ray generating system?
X-ray tube
Using the mount above identify the teeth #s that belong in box #12 and name the type of intraoral imaging that would be placed there.
#28-29: Periapical
What is the correct sequence of the instrument processing steps?
What is Holding, precleaning, corrosion control, packaging, sterilization, monitoring, handling
Anterior teeth that appear fat are caused by what type of panoramic error
Teeth positioned too far back on bite block
Which regulatory agency is responsible for the safety and effectiveness of sterilization equipment in the dental office?
The FDA
Identify the landmark
Coronoid process
Most of the regulated medical waste in dental office consists of
contaminated sharps and extracted teeth.