Question: The distance from the CEJ to the alveolar crest normally is____________?

• 1. 1 – 1.5 mm
• 2. 2 mm
• 3. 2 – 2.3 mm
• 4. 3 mm

Question: Which teeth show less curvature on the crown above the cervical line than any other teeth_____________?

• 1. Maxillary anterior
• 2. Mandibular canine
• 3. Mandibular anteriors
• 4. Maxillary canine

Question: Which anterior teeth have both mesial and distal contact areas of at the incisal third____________?

• 1. Mandibular centrals
• 2. Mandibular laterals
• 3. Both A and B
• 4. None of the above

Question: The contact area on the distal side of a maxillary first premolar is located _____________?

• 1. Middle of the middle third with buccal embrasure wider than lingual
• 2. Middle of the middle third with lingual embrasure wider than buccal
• 3. Litter cervical to the junction of occlusal and middle third of the crown with wide occlusal embrasure
• 4. Cervical third with buccal embrasure wider than lingual embrasure

Question: Generally , contact areas between posterior teeth are located in which directions from the centr of the proximal surface ____________?

• 1. Facially and occlusally
• 2. Facially and gingivally
• 3. Lingually and gingivally
• 4. Lingually and occlusally

Question: An imaginary occlusal curve that contacts the buccal and lingual cusp tips of mandibular buccal teeth is called the _____________?

• 1. Catenary curve
• 2. Curve of spee
• 3. Monson curve
• 4. Wilson curve

Question: The widest incisal embrasure is normally found between which of the following permanent maxillary teeth _____________?

• 1. Central incisors
• 2. Central and lateral incisors
• 3. Lateral incisor and canine
• 4. First and 2nd premolar

Question: Divergence from contact area in proximal surfaces causes embrasures____________?

• 1. Facially
• 2. Lingually
• 3. Cervically
• 4. Facially, lingually , cervically & occlusally

Question: The largest embrasure in posterior teeth is the__________?

• 1. Buccal
• 2. Distal
• 3. Lingual
• 4. Occlusal

Question: Resorption of root of primary incisors starts at_____________?

• 1. 4 yrs
• 2. 6 yrs
• 3. 8 yrs
• 4. 10 yrs