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What helps stabilize a hand instrument and prevent slipping?
Fulcrum
What provides a temporary interproximal wall during a restoration?
Matrix band
What is required in addition to wearing gloves?
Appropriate hand hygiene
Which material is commonly used for preliminary impressions?
Alginate
Why does the dentist aspirate before injecting local anesthetic?
To check whether the needle tip is in a blood vessel
Which fingers form the modified pen grasp?
Thumb, index, and middle
What triangular device is used with a matrix for a Class II restoration?
Wedge
What is the proper role of a digital sensor barrier?
It replaces all reprocessing
Which acid is commonly used to etch enamel for composite bonding?
Phosphoric acid
Which instruction helps protect numb oral tissues?
Avoid biting the numb lip, cheek, or tongue
Instruments are passed in which zone?
transfer zone
Which instrument is also called a plugger?
Condensor
How should a dark area on a radiograph be understood?
It may be a normal structure or disease and requires interpretation
What helps reduce air bubbles when pouring a dental cast?
Laboratory vibrator
What can result from using an incorrect blood pressure cuff size
An inaccurate blood pressure reading
What device helps isolate a tooth and keep it dry during restoration?
Dental dam
What is commonly used to check occlusal contacts after restoration placement?
Articulating paper
What should guide selection of dental radiographic images?
The patient history and clinical examination
A setting reaction that releases heat is described as:
Exothermic
When should the patient health history be reviewed?
At each appointment
What evacuation device is most effective for reducing aerosols at the treatment site?
HVE (high volume evacuator)
What does a dental articulator simulate?
Jaw movements
Which movements occur at the TMJ?
Nitrous oxide inhalation sedation combines nitrous oxide with:
Oxygen
Where should a treatment plan be discussed?
In a private setting with clear explanations