Questions and Answers Latest Update
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Which instrument is used to examine the oral cavity during a dental exam?
A) Explorer
B) Sickle probe
✔✔C) Mouth mirror
D) Cotton pliers
What is the primary purpose of using a rubber dam during dental procedures?
A) Providing additional lighting
✔✔B) Isolating the tooth
C) Holding the patient’s mouth open
D) Preventing infection
Which dental instrument is used for removing decay from a cavity preparation?
✔✔A) Excavator
B) Curette
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,C) Chisel
D) Burnisher
Which dental material is most commonly used for temporary restorations?
A) Composite resin
B) Amalgam
✔✔C) Zinc oxide-eugenol
D) Glass ionomer
Which type of dental radiograph shows the entire tooth, including the root and surrounding
bone?
✔✔A) Periapical radiograph
B) Bitewing radiograph
C) Panoramic radiograph
D) Occlusal radiograph
Which instrument is used to remove excess cement from a restoration?
✔✔A) Cement spatula
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,B) Cotton forceps
C) Scalpel
D) Carver
What is the primary function of a dental bur?
A) To polish the teeth
✔✔B) To remove tooth structure
C) To apply fluoride
D) To place fillings
Which dental material is typically used for cementing crowns and bridges?
✔✔A) Permanent cement
B) Temporary cement
C) Glass ionomer
D) Zinc oxide-eugenol
Which step is important in maintaining infection control during dental procedures?
A) Leaving instruments out on the countertop
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, B) Reusing disposable materials
✔✔C) Wearing gloves and a mask
D) Using unsterilized equipment
Which device is used to suction excess saliva and debris during dental procedures?
A) Cotton pliers
✔✔B) Saliva ejector
C) Scalpel
D) Amalgamator
Which of the following is considered a non-sterile item in the dental office?
✔✔A) Dental bib
B) Surgical instruments
C) Sterile gloves
D) X-ray film holders
What is the purpose of fluoride treatments in dentistry?
✔✔A) To strengthen the enamel and prevent decay
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