The area where two teeth are touching is known as the ____________ surface.
A. Abutment
B. Proximal
C. Central
D. Lingual
The surface of the teeth that is referred to as the cheek side.
A. Buccal
B. Lingual
C. Occlusal
D. Proximal
How many teeth are in the primary dentition?
A. 25
B. 32
C. 20
D. 10
The relationship between the maxillary and mandibular teeth, when the teeth are touching and the mouth is gently closed, is known as what?
A. Occlusion
B. Abutment
C. Facial alignment
D. Sulcus measurement
Which teeth are responsible for tearing food?
A. Molars
B. Premolars
C. Incisors
D. Canines
If a demineralization area (white spot lesion) on the enamel of a tooth is not treated, it will develop into a cavity.
A. True
B. False
Gingivitis involves the gum tissue and bone loss around the tooth.
A. True
B. False
Periodontal disease is irreversible and involves bone loss around the tooth.
A. True
B. False
Initial periodontal therapy includes which of the following procedures?
A. Scaling
B. Root planing
C. Antimicrobial therapy
D. All of the above.
Extrinsic stains on the teeth can be due to which of the following?
A. Food
B. Wine
C. Tea
D. All of the above.
What are the tiny bundle of fibers that hold the tooth in the socket?
A. Periodontal ligaments
B. Periodontal implants
C. Periodontal muscles
D. Boney fibers
The space between the gingiva and the tooth that is not attached to the tooth is called?
A. Alveolar bone
B. Sulcus
C. Periodontal ligament
D. Gingival margin
Which are clinical signs of gingivitis?
A. Radiographic evidence of bone loss, inflammation, sulcus depth of 3mm.
B. No radiographic evidence of bone loss but visible evidence of inflammation and slight secular depth.
C. Radiographic evidence of bone loss, bleeding, sulcus depth >4mm.
D. No radiographic evidence of bone loss.
Culturing bacteria from the oral cavity in a dish in the laboratory is an example of what type of study?
A. In vivo
B. In vitro
C. In situ
D. None of the above.
Which of the following restorations is the strongest?
A. Veneer
B. Composite
C. Amalgam
D. Plastic
Bridges can be made of gold or porcelain and are connected to what?
A. Gingiva
B. Bone
C. Abutment teeth
D. They need no connection.
Which of the following crystals are the most resistant to demineralization and decay?
A. Hydroxyapatite
B. Fluoroapatite
C. Calcium apatite
D. Lipid apatite
Tooth whitening or bleaching can be accomplished through which of the following method(s)?
A. At home whitening strips
B. At home bleaching trays and gel
C. In office bleaching with lights or lasers
D. All of the above.
Which clinical signs are associated with periodontitis?
A. Bleeding, sulcus depth of <2mm, halitosis
B. Painful gums, bleeding, sulci <3mm
C. Bleeding, attachment loss, sulcus depth of >4mm
D. Bleeding, sulcus depth of <4mm
Starting anterior and moving posterior, which order of teeth is correct?
A. Molar, premolar, bicuspid, canine
B. Third molar, premolar, canine central incisor
C. Central incisor, premolar, canine, molar, third molar
D. Incisor, canine, premolar, molar
Primary dentition does not include which type of tooth?
A. Molar
B. Premolar
C. Canine
D. Lateral incisor
Which tooth surface is closest to the midline?
A. Mesial
B. Labial
C. Proximal
D. Buccal
Which tooth surface of the anterior teeth is nearest the lips?
A. Mesial
B. Labial
C. Proximal
D. Buccal
Which tooth surface of the posterior teeth is closest to the cheek?
A. Mesial
B. Labial
C. Proximal
D. Buccal
Which of the following types of fluoride are typically used in the dental office?
A. Fluoride varnish
B. Acidulated phosphate
C. Neutral sodium
D. All of the above.
