• 1. As a general rule, all permanent teeth converge lingually except for:

  • Mandibular 2nd Premolars
  • Maxillary 1st Molars
  • Maxillary 2nd Molars
  • Mandibular 1st Premolars

• 2. Permanent maxillary posterior teeth possess which form/shape when viewed from the occlusal?

  • Hexagon
  • Rhomboid
  • Heart shape
  • All of the above

• 3. Most often, permanent maxillary posterior molar teeth possess how many root canals?

  • 2
  • 3
  • 4
  • 5

• 4. A patient presents to your office requiring root canal therapy. You take a radiograph of the patient’s #3 and you only see 3 root canals. What should your initial thought be?

  • This is abnormal, tooth #3 usually has 2 root canals
  • This is normal, tooth #3 usually has 3 root canals
  • This is abnormal, tooth #3 usually has 4 root canals
  • This is abnormal, tooth #3 usually has 5 root canals

• 5. Which of the following permanent maxillary 1st molar root canals are most likely to bifurcate?

  • Mesiobuccal
  • Distobuccal
  • Palatal
  • Mesiolingual

• 6. Which of the permanent maxillary molar cusps gets considerably smaller as we move distally?

  • Mesiobuccal
  • Distobuccal
  • Mesiolingual
  • Distolingual

• 7. Which of the following teeth have a cusp of Carabelli trait?

  • Permanent maxillary 1st molar
  • Permanent maxillary 2nd molar
  • Decidous maxillary 2nd molar
  • Permanent mandibular 1st molar
  • A and C

• 8. Which of the following teeth develop from 5 lobes ? 1) Permanent maxillary 1st molar 2) Permanent mandibular 2nd premolar (3 cusp type) 3) Deciduous maxillary 2nd molar 4) Permanent mandibular 1st molar

  • 1 and 2
  • 1 and 3
  • 1 and 4
  • 1,3, 4
  • 1, 2, 3, 4

• 9. Which of the following grooves would you expect to find on the occlusal table of tooth #3? 1) Buccal groove 2) Central groove 3) Lingual groove 4) Disto-occlusal groove

  • 1, 2
  • 1, 3
  • 1, 4
  • 1, 3, 4
  • 1, 2, 3, 4

• 10. Which two cusps comprise the oblique ridge?

  • MB and DL
  • ML and DB
  • ML and MB
  • DL and DB

• 11. A pediatric patient comes to your office presenting with caries in the mesial pit of their maxillary 1st molar. Which mistake should you avoid when prepping this tooth?

  • Contacting the adjacent tooth with your bur
  • Extending the prep through the mesial marginal ridge
  • Extending the prep through the oblique ridge
  • Avoiding the MB pulp horn
  • All of the above

• 12. Which of the following is one way to differentiate #14 and #15 from each other?

  • The lingual cusps of #14 have a large height difference, while the lingual cusps of #15 are more similar in height
  • #15 is more likely to have a Cusp of Carabelli trait than #14
  • #15 begins to calcify at birth while #14 begins to calcify at 2.5-3 years (30-36 months)
  • #15 has a palatal height of contour in the middle 1/3 while #14 has a palatal height of contour in the occlusal 1/3

• 13. Where are the furcations located in the roots of a permanent maxillary molar? 1)Mesially 2)Distally 3)Buccally 4)Palatally

  • 1, 2
  • 1, 3
  • 1, 2, 3
  • 1, 2, 4

• 14. When viewing #3 from the distal aspect, which of the following structures are you unable to see?

  • Mesial root
  • Mesiolingual cusp
  • Cusp of Carabelli
  • Occlusal table
  • None of the above

• 15. How do the roots of the permanent maxillary 2nd molar compare to the roots of the permanent maxillary 1st molar?

  • The permanent maxillary 2nd molar has straighter roots
  • The permanent maxillary 2nd molar has more curved roots
  • The permanent maxillary 2nd molar has longer roots
  • The permanent maxillary 2nd molar has shorter roots

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