Dentistry/Dental AST. Simulation Examination 8

100 Questions | Total Attempts: 100

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Dentistry/Dental AST. Simulation Examination 8

This is a Simulated Examination for Gulf Dentistry/Dental Ast Examinations taken from Last Month's HAAD Feedbacks. This examination contains 100 of the most UPDATED EXAMS from Abu Dhabi, KSA, and UAE. Take this examination for 120 minutes. You need to get 86% to pass the HAAD. 60% to pass MOH, DHA, or Prometrics.


Questions and Answers
  • 1. 
    Premolars and molars are used for _____ food.
    • A. 

      Tearing

    • B. 

      Cutting

    • C. 

      Grinding

    • D. 

      All of the above

  • 2. 
    Permanent maxillary molars have _____ roots.
    • A. 

      Three

    • B. 

      Four

    • C. 

      Two

    • D. 

      One

  • 3. 
    In the Universal Numbering System, the maxillary permanent premolars are:
    • A. 

      #4, #5, #12, and #13.

    • B. 

      #14, #15, #24, and #25.

    • C. 

      #20, #21, #28, and #29.

    • D. 

      #34, #35, #44, and #45.

  • 4. 
    There are ___ teeth in a quadrant of the primary dentition.
    • A. 

      5

    • B. 

      10

    • C. 

      20

    • D. 

      8

  • 5. 
    How many canines are in a quadrant of the permanent dentition?
    • A. 

      1

    • B. 

      2

    • C. 

      4

    • D. 

      8

  • 6. 
    There are _____ molars in the permanent dentition.
    • A. 

      8

    • B. 

      14

    • C. 

      16

    • D. 

      12

  • 7. 
    Canines are also referred to as:
    • A. 

      Wisdom teeth.

    • B. 

      Eyeteeth.

    • C. 

      Cuspids.

    • D. 

      Both b and c.

  • 8. 
    Characteristics of the primary dentition include:
    • A. 

      Darker enamel.

    • B. 

      Relatively thicker enamel.

    • C. 

      Relatively large pulp chambers.

    • D. 

      A tooth crown that is longer in relation to the total tooth length.

  • 9. 
    The first premolar is posterior to the _____ while the second premolar is anterior to the _____.
    • A. 

      Lateral incisor, second molar

    • B. 

      Canine, first molar

    • C. 

      Second premolar, first molar

    • D. 

      Canine, first premolar

  • 10. 
    The bony ridge over the labial portion of the roots of the canines that helps to form the facial contours is the:
    • A. 

      Cusp.

    • B. 

      Canus.

    • C. 

      Imbrication line.

    • D. 

      Canine eminence.

  • 11. 
    The _____ often appear as a developmental anomaly, differing in size, shape, contour, and relative position.
    • A. 

      Maxillary central incisors

    • B. 

      Mandibular incisors

    • C. 

      Maxillary and mandibular third molars

    • D. 

      Mandibular first and second molars

  • 12. 
    Most maxillary first premolars are considered to be ______ because they have a root that is divided into two roots.
    • A. 

      Bifurcated

    • B. 

      Succedaneous

    • C. 

      Trifurcated

    • D. 

      Bicanineate

  • 13. 
    A mandibular canine tooth:
    • A. 

      Usually erupts before the maxillary canine.

    • B. 

      Has a larger and more developed cusp than the maxillary canine.

    • C. 

      Has a sharper cusp tip than a maxillary canine.

    • D. 

      Has a sharper cusp tip than a maxillary canine.

  • 14. 
    The difference(s) between the maxillary and mandibular central incisors is(are):
    • A. 

      Maxillary central incisors are larger than the mandibular central incisors in all dimensions.

    • B. 

      Labial surfaces of the maxillary central incisors are more rounded from the incisal aspect than those of the mandibular central incisors.

    • C. 

      Cingulum in less prominent on the maxillary central incisors than the cingulum on the mandibular central incisors.

    • D. 

      Both a and b.

  • 15. 
    The developmental groove that extends mesiodistally and divides the occlusal table in half is the _____ groove.
    • A. 

      Marginal

    • B. 

      Triangular

    • C. 

      Central

    • D. 

      None of the above

  • 16. 
    The cusp of Carabelli is found on the:
    • A. 

      Premolars.

    • B. 

      Central incisors.

    • C. 

      Maxillary first molars.

    • D. 

      Maxillary second molars.

  • 17. 
    The _____ are sometimes referred to as “wisdom” teeth.
    • A. 

      First molars

    • B. 

      Premolars

    • C. 

      Third molars

    • D. 

      Canines

  • 18. 
    The mandibular lateral incisors are:
    • A. 

      Larger than the maxillary lateral incisors.

    • B. 

      Larger than the mandibular central incisors.

    • C. 

      Larger than the mandibular canines.

    • D. 

      Smaller than the mandibular central incisors.

  • 19. 
    The incisal surface of an anterior tooth is also known as the:
    • A. 

      Facial surface.

    • B. 

      Labial surface.

    • C. 

      Incisal edge.

    • D. 

      Incisal ridge.

  • 20. 
    The largest and strongest teeth in the maxillary dentition are the maxillary:
    • A. 

      First molars.

    • B. 

      Second molars.

    • C. 

      Canines

    • D. 

      Central incisors.

  • 21. 
    In the Universal Numbering System, the four first permanent molars are:
    • A. 

      #16, #26, #36, and #46.

    • B. 

      #3, #14, #19, and #30.

    • C. 

      #2, #15, #18, and #31.

    • D. 

      #18, #28, #38, and #48.

  • 22. 
    A common anomaly of the maxillary lateral incisors that is characterized by the tooth being abnormally pointed or tapered in shape is called:
    • A. 

      Barrel laterals.

    • B. 

      Fused laterals.

    • C. 

      Pegged laterals.

    • D. 

      Dens in dente.

  • 23. 
    The maxillary second premolar differs from the maxillary first premolar in that the:
    • A. 

      Distobuccal cusp slope is shorter than the mesiobuccal cusp slope on the second premolar.

    • B. 

      Cusps of the maxillary first premolar are not as sharp as the maxillary second premolar.

    • C. 

      Second premolar has only one root, and therefore only one root canal.

    • D. 

      Second premolar is wider mesiodistally than buccolingually.

  • 24. 
    The primary dentition has _____ molars and _____ premolars.
    • A. 

      12; 8

    • B. 

      8; 0

    • C. 

      8; 4

    • D. 

      4; 4

  • 25. 
    The _____ premolar has two bifurcated roots.
    • A. 

      Mandibular first

    • B. 

      Maxillary first

    • C. 

      Maxillary second

    • D. 

      Mandibular second