Isolation and Dental Caries

While isolating premolar teeth, which of the following protocol should be followed?

• Isolate teeth from first molar to opposite lateral incisor
• only tooth to be treated should be isolated
• as far as distally and anteriorly lateral incisor of the opposite side
• one to two teeth distally, and extend anteriorly to include the opposite lateral incisor

What is the indication of rubber dam placement?

• Asthmatic patient
• Mouth breather
• Epileptic patient
• Moisture control

What is the purpose of this instrument?

• Hold rubber dam
• Hold clamp
• Punch rubber dam
• Help in rubber dam retention

Following clamp is used for which tooth isolation?

• For Anterior
• For Molars
• For Premolars
• For Canine

Following type of dental clamp is used for which tooth isolation?

• For Anteriors
• For Premolars
• For Molars
• For upper Molars

Which of the following materials is not prevented from aspiration by rubber dam isolation?

• Hand Files
• Clamps
• Porcelain crowns
• Wedges

Which of the following situations precludes rubber dam isolation?

• Nasal breathers
• Wisdom tooth isolation
• Endodontic treatment
• Latex allergy

What is the thickness of a medium rubber dam sheet?

• 0.15 mm
• 0.20 mm
• 0.25 mm
• 0.30 mm

While placing rubber dam on a patient, you notice that the holes are pulling away from the teeth causing leakage. Which of the following might be a cause of this error?

• Holes are punched too close together
• Holes are punched too far apart
• Holes position too low on the dam
• Holes position too high on the dam

Which of the following clamp forcep is depicted in the picture shown?

• Brewer
• Stockes
• Ivory
• Plamer