Title: Chapter 36: Test Generator Questions
Course: DEH 2821 Medically-Compromised Patient

Q: A. Because topically applied fluorides protect smooth tooth surfaces more than occlusal surfaces, a method to reduce the incidence of occlusal dental caries is needed. B. The incidence of new pit and fissure caries can be lowered significantly by the application of adhesive sealants.
- Statement A is correct and statement B is correct
- Statement A is correct and statement B is incorrect
- Statement A is incorrect and statement B is correct
- Statement A is incorrect and statement B is incorrect
A: Statement A is correct and statement B is correct

Q: Which of the following is a purpose of a sealant?
- To provide a physical barrier to seal off pits and fissures
- To seal oral bacteria into the pit or fissure
- To prevent decay on smooth tooth surfaces
- To restore a decayed tooth
A: To provide a physical barrier to seal off pits and fissures

Q: Which of the following is not a purpose of the acid etch step in preparing a tooth for sealant application?
- To smooth the surface of the tooth enamel
- To produce irregularities or micropores in the enamel
- To allow the liquid resin to penetrate into the micropores of the enamel
- To create a bond or mechanical locking of the sealant with the enamel
A: To smooth the surface of the tooth enamel

Q: Which of the following is not a criterion of an ideal sealant?
- Achieve prolonged bonding to the enamel
- Be biocompatible with oral tissues
- Have a simple application process
- Be a thick, high-viscosity material
A: Be a thick, high-viscosity material

Q: What are the three types of sealant currently available?
- Filled, unfilled, and fluoride releasing
- Low viscosity, high viscosity, and fluoride releasing
- Zinc polymer, fluoride polymer, and bisphenol polymer
- Glass ionomer, quartz ionomer, and fluoride ionomer
A: Filled, unfilled, and fluoride releasing

Q: What are the two methods of polymerization?
- Self-cured and autopolymerized
- UV polymerized and solar polymerized
- Visible-light polymerized and photo polymerized
- Photo polymerized and autopolymerized
A: Photo polymerized and autopolymerized

Q: Which of the following is an advantage of visible-light cured sealants?
- The need for a supplemental light source
- Fixed working time
- Increased working time
- Easier to see when cured
A: Increased working time

Q: Which of the following is not an indication for sealant placement?
- Xerostomia
- Patient is undergoing orthodontics
- Incipient caries
- Proximal dental caries
A: Proximal dental caries

Q: Which of the following is not considered a cleaning choice prior to sealant placement?
- High-speed handpiece with prophy paste
- Low-speed handpiece with pumice
- Air powder polisher
- Bristle brush
A: High-speed handpiece with prophy paste

Q: What are the purposes of isolating the teeth being sealed?
- To keep the teeth from saliva contamination
- To keep the teeth damp for optimum bonding action
- To keep the teeth from contacting the soft oral tissues
- To keep the acid etch away from the teeth and only on the soft tissue
A: To keep the teeth from saliva contamination

Q: What is another name for the triangular saliva absorber placed over the parotid duct?
- Garmer holder
- Tri-parotid pad
- Triangle pad
- Bibulous pad
A: Bibulous pad

Q: The acid etchant used for preparing a tooth for pit and fissure sealants is usually which ingredient?
- Hydrochloric acid
- Phosphoric acid
- Hydrogen peroxide
- Fluorescing acid
- Amylases
A: Phosphoric acid

Q: Which of the following is true for completion of the etching process?
- Do not rinse
- Rinse thoroughly and then dry
- Do not dry
- Surface should appear shiny white
- It is no longer necessary to keep isolated after etching
A: Rinse thoroughly and then dry

Q: What is the method of choice for teeth isolation during sealant placement?
- Garmer clamp holders
- Cotton rolls held by the fingers
- Rubber dam
- Specially designed sealant trays
A: Rubber dam

Q: Which of the following is not true for sealant placement?
- Always follow the manufacturer's instructions
- Mix sealant well to ensure a homogenous consistency
- Keep sealant to a minimum in the pits and fissures
- Sealant should not make a flat pool
A: Mix sealant well to ensure a homogenous consistency

Q: Which type of sealant will need occlusal adjustment upon final curing?
- Unfilled
- Filled
- Opaque
- Self-cure
A: Filled

Q: What item is used to check sealants for occlusal high spots after final curing?
- Rubber dam
- Cotton roll
- Articulating paper
- Curing light
A: Articulating paper

Q: Which of the following is the definition of incipient caries?
- Caries formed from unknown origins
- Caries formed as a result of a stay in a healthcare facility
- Beginning caries limited to the enamel
- Caries recurring around an existing restoration
A: Beginning caries limited to the enamel

Q: Some incipient carious lesions may be arrested with the application of pit and fissure sealants. An adult patient with xerostomia is contraindicated for sealant placement.
- Statement A is correct and statement B is correct
- Statement A is correct and statement B is incorrect
- Statement A is incorrect and statement B is correct
- Statement A is incorrect and statement B is incorrect
A: Statement A is correct and statement B is incorrect

Q: Which of the following is the major reason for sealant failure?
- Glycerin or fluoride was used in prophy paste to prepare the tooth
- Salivary contamination
- Phosphoric acid in a concentration of 30% to 50%
- Etching time only 1 to 2 minutes
A: Salivary contamination