Permanent Dentition

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Questions and Answers

What is the correct notation for the mandibular left permanent canine?

  • LR3/43
  • UR3/13
  • UL3/23
  • LL3/33 (correct)

What are the functions of the incisors with regards to food?

  • Grinding and chewing
  • Crushing and grinding
  • Tearing and chewing
  • Slicing and cutting (correct)

At what age do the permanent mandibular central incisors generally erupt?

  • 7-8 years
  • 6-7 years (correct)
  • 8-9 years
  • 4-5 years

Which permanent anterior tooth is likely to have the greatest degree of variation?

<p>maxillary lateral incisor (D)</p> Signup and view all the answers

What is the function of the canines?

<p>gripping and tearing (D)</p> Signup and view all the answers

Approximately which age do the permanent maxillary canines erupt in the mouth?

<p>11-12 years (C)</p> Signup and view all the answers

The crowns of the maxillary canines appear slightly more yellow than the other teeth. Why?

<p>Due to a greater bulk of dentine. (A)</p> Signup and view all the answers

The crown appears to lean distally. Poorly defined/no cingulum. Which permanent anterior tooth is this?

<p>Mandibular canine (D)</p> Signup and view all the answers

What is the correct notation of the maxillary right permanent canine?

<p>UR3 / 13 (A)</p> Signup and view all the answers

How many fossae are present on the occlusal surfaces of the canines?

<p>2 (B)</p> Signup and view all the answers

The mandibular canines can sometimes be seen to have a bifurcated root

<p>True (A)</p> Signup and view all the answers

The permanent mandibular central incisor is the widest anterior tooth.

<p>False (B)</p> Signup and view all the answers

What are the correct notations of the permanent mandibular left second incisor?

<p>LL2 / 32 (C)</p> Signup and view all the answers

What is the function of the premolars?

<p>Tearing and crushing (B)</p> Signup and view all the answers

Select the correct notations fot the mandibular right second premolar

<p>LR5 /45 (D)</p> Signup and view all the answers

At what age does the maxillary first premolar erupt?

<p>10-11 years (A)</p> Signup and view all the answers

There is a distinct depression on the mesial surface; there are 2 roots. Which tooth is this?

<p>Maxillary first premolar (A)</p> Signup and view all the answers

Name the groove found on the mesial surface of the maxillary first premolar

<p>Canine fossa (D)</p> Signup and view all the answers

How many cusps might the mandibular second premolar have?

<p>2-3 (C)</p> Signup and view all the answers

At which age approximately, does the mandibular first premolar erupt?

<p>10-12 years (B)</p> Signup and view all the answers

Select the correct notations for the maxillary left first premolar

<p>UL4 /24 (C)</p> Signup and view all the answers

What is the name of the triangular ridge that runs across the occlusal surface of the maxillary molars?

<p>oblique ridge (C)</p> Signup and view all the answers

The function of the molars is to crush, grind and chew

<p>True (A)</p> Signup and view all the answers

At what age does the maxillary second molar erupt?

<p>12-13 years (C)</p> Signup and view all the answers

Which tooth has a 'Y' shaped fissure pattern occlusally?

<p>Mandibular first molar (A)</p> Signup and view all the answers

Where is the Cusp of Carabelli usually found?

<p>The Cusp of Carabelli is found on the mesio-palatal surface of the maxillary first molar (A)</p> Signup and view all the answers

Which molars erupt at 6-7 years of age?

<p>Mandibular and maxillary first molars (B)</p> Signup and view all the answers

The mandibular second molar has a cross shaped fissure pattern occlusally

<p>True (A)</p> Signup and view all the answers

How many cusps does the mandibular forst molar have?

<p>5 (D)</p> Signup and view all the answers

Flashcards

Mandibular left permanent canine notation

LL3/33

Incisor function

Slicing and cutting food.

Eruption of mandibular central incisors

6-7 years

Most variable anterior tooth

Maxillary lateral incisor

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Canine function

Gripping and tearing food.

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Eruption of maxillary canines (age)

11-12 years

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Yellowish maxillary canines

Due to a greater bulk of dentine.

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Tooth leaning distally, undefined cingulum

Mandibular canine

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Maxillary right permanent canine notation

UR3 / 13

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Fossae on canine occlusal surfaces

2

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Mandibular central incisor width

False

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Mandibular left second incisor notations

LL2 / 32

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Premolar function

Tearing and crushing food.

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Mandibular right second premolar notation

LR5 /45

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Eruption of maxillary first premolar

10-11 years

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Tooth with mesial depression, 2 roots

Maxillary first premolar

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Groove on mesial of maxillary first premolar

Canine fossa

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Cusps on mandibular second premolar

2-3

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Eruption of mandibular first premolar (age)

10-12 years

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Maxillary left first premolar notations

UL4 /24

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Ridge on occlusal surface of maxillary molars

oblique ridge

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Molar Function

True

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Eruption age of maxillary second molar?

12-13 years

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Tooth with 'Y' shaped fissure pattern

Mandibular first molar

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Location of the Cusp of Carabelli

The Cusp of Carabelli is found on the mesio-palatal surface of the maxillary first molar

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Molars erupting at 6-7 years

Mandibular and maxillary first molars

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Mandibular Second Molar

True

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Cusps on the mandibular first molar

5

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