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Dental Morphology > Terminology & Chronology > Flashcards

Terminology & Chronology Flashcards

1
Q

Name each of the following labels

A

1- Gingival/Cervical
2- Mesial
3- Incisal
4- Distal

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2
Q

What does the dotted line represent?

A

Median line

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3
Q

What do each of the following labels represent?

A

A- Facial/buccal
B- Mesial
C- Lingual/Palatal
D- Distal

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4
Q

Label the following regional terms

A

1- Apically
2- Cervically
3- Incisally

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5
Q

What are the three number systems for permanent teeth?

A

Universal numbering system (#1-32)
Palmer notation system
FDI system of numbering

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6
Q

In regards to which numbering system, each tooth is numbered 1-32 in the permanent dentition

A

Universal system of notation

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7
Q

Assign each tooth its number per the Universal system of notation

A
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8
Q

Number of the central incisors

A

Maxillary #8 #9
Mandibular #24 #25

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9
Q

Numbers of the lateral incisors

A

Maxillary #7 #10
Mandibular #23 #26

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10
Q

Numbers of the canines

A

Maxillary #6 #11
Mandibular #22 #27

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11
Q

Numbers of the maxillary premolars

A

4 #5 #12 #13

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12
Q

Numbers of the mandibular premolars

A

20 #21 #28 #29

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13
Q

Numbers of the maxillary molars

A

1 #2 #3 #14 #15 #16

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14
Q

Numbers of the mandibular molars

A

17 #18 #19 #30 #31 #32

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15
Q

According to the Universal system of notation- each primary teeth identified according to a ___

A

Letter (a-t)

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16
Q

Label each of the following deciduous teeth according to the Universal System of Notation

A
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17
Q

Sharp junction of the red zone of the lips and skin

A

Vermillion border

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18
Q

Demarcates lip and cheek

A

Nasolabial groove

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19
Q

Middle of upper lip

A

Philtrum of lip

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20
Q

Corner of the mouth

A

Commissure

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21
Q

Groove between lips and chin

A

Labiomental groove

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22
Q

Label each of the following areas

A

1- Nasolabial groove
2- Philtrum of lip
3- Vermillion border
4- Labiomental groove
5- Commissure/Corner of mouth/Angle

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23
Q

Slit-like space between teeth and lips/cheeks

A

Oral vestibule

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24
Q

Attachments of the lips and cheeks to the alveolus

A

Labial/Buccal Frena

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25
Q

Bony area surrounding the teeth

A

Alveolus

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26
Q

What is the area outlined?

A

Labial/Buccal Frena

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27
Q

What elements comprise the hard palate?

A

Incisive Papilla
Rugae
Midline Palatine Raphe

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28
Q

What do the following labeled areas represent?

A

A- Incisive Papilla
B- Rugae
C- Midline Palatine Raphe

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29
Q

Back 1/3 of mouth, including the Uvula

A

Soft Palate

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30
Q

Structures that comprise the oropharynx

A

Tonsils
Anterior/Posterior pillars of the fauces

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31
Q

The anterior and posterior pillars of the fauces may be referred to as:

A

Palatoglossal arch and Palatopharyngeal arch respectively

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32
Q

The floor of the mouth is comprised of:

A

Sublingual folds, lingual frenum

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33
Q

Raised folds where submandibular salivary ducts open

A

Sublingual folds

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34
Q

Cheek and retromolar region are comprised of:

A

Buccal mucosa
Retromolar pad

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35
Q

What are the following labeled areas?

A

1- Lingual Frenum
2- Lingual Frenum

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36
Q

What are the following labeled areas?

A

1- Retromolar pad
2- Buccal mucosa

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37
Q

What is the significant of knowing each of the following events:

  • Time of eruption of each tooth
  • Time crown begins to calcify
  • Time crown is completely calcified
  • Time of completion of root development
  • Time of exfoliation of deciduous teeth
A

1- allows us to assess the patient’s dental age
2- important for dental procedures
3- medications
4- forensics

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38
Q

First sign of tooth developments occurs at

A

6-7 weeks in utero

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39
Q

Deciduous teeth begin to calcify at

A

13-20 weeks in utero

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40
Q

All deciduous teeth have begun to calcify by

A

18-20 weeks in utero

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41
Q

Deciduous teeth erupt at

A

6-30 months

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42
Q

What occurs at 6-7 weeks in utero?

A

First sign of tooth development

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43
Q

At 13-20 weeks in utero what occurs?

A

Deciduous teeth begin to calcify

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44
Q

By 18-20 weeks in utero what has occurred?

A

All deciduous teeth have begun to calcify

45
Q

6-30 months represents the time frame that:

A

Deciduous teeth erupt

46
Q

Emergence of teeth into the oral cavity

A

Eruption

47
Q

Loss of the deciduous tooth

A

Exfoliation

48
Q

Exfoliation of a tooth occurs shortly before its:

A

Permanent successor erupts

49
Q

How many deciduous teeth are their?

A

20

50
Q

Number of deciduous central incisors per arch

A

2

51
Q

Number of deciduous lateral incisors per arch

A

2

52
Q

Number of deciduous canines per arch

A

2

53
Q

Number of deciduous first molars per arch

A

2

54
Q

Number of deciduous second molars per arch

A

2

55
Q

The deciduous dentition does not include:

A

Premolars

56
Q

Eruption time of deciduous mandibular central incisors

A

6-8 months

57
Q

Eruption time of deciduous maxillary central incisors

A

10 months

58
Q

Eruption time of deciduous maxillary lateral incisors

A

11 months

59
Q

Eruption time of deciduous mandibular lateral incisors

A

13 months

60
Q

Eruption time of deciduous maxillary first molar

A

16 months

61
Q

Eruption time of deciduous mandibular first molar

A

16 months

62
Q

Which erupts first between the deciduous maxillary first molar and mandibular first molar?

A

Maxillary first molar

63
Q

Eruption time of deciduous maxillary canine

A

19 months

64
Q

Eruption time of deciduous mandibular canine

A

20 months

65
Q

Eruption time of deciduous mandibular second molar

A

27 months

66
Q

Eruption time of deciduous maxillary second molar

A

29 months

67
Q

Time period of eruption of deciduous teeth

A

Between 6 and 30 months

68
Q

Deciduous eruption pattern

A

Incisors —> First molars —> Canines —> Second molars

69
Q

When have all deciduous teeth began to calcify?

A

18-20 weeks in utero

70
Q

Primary teeth start to erupt at

A

6 months

71
Q

All primary teeth have erupted by

A

30 months

72
Q

Deciduous dentition lasts until

A

The eruption of the first permanent tooth

73
Q

When is the eruption of the first permanent tooth?

A

Around 6 years

74
Q

Only deciduous teeth present (up to 6 years of age)

A

Deciduous dentition

75
Q

Mixture of deciduous and permanent teeth present

A

Mixed dentition

76
Q

Only permanent teeth present

A

Permanent dentition

77
Q

How many permanent teeth are there?

A

32

78
Q

Number of permanent central incisors per arch

A

2

79
Q

Number of permanent lateral incisors per arch

A

2

80
Q

Number of permanent canines per arch

A

2

81
Q

Number of permanent first premolars per arch

A

2

82
Q

Number of permanent second premolars per arch

A

2

83
Q

Number of permanent first molars per arch

A

2

84
Q

Number of permanent second molars per arch

A

2

85
Q

Number of permanent third molars per arch

A

2

86
Q

Permanent teeth that replace deciduous teeth

A

Succedaneous teeth

87
Q

Permanent teeth that do not replace deciduous teeth

A

Non-succedaneous teeth

88
Q

What do each of the following labels represent?

A

A- Deciduous molar
B- Area of resorption
C- Permanent successor

89
Q

Time of eruption of the mandibular first molars

A

6 years

90
Q

Time of eruption of the maxillary first molars

A

6 years

91
Q

Which erupts first between the two- maxillary or mandibular first molars?

A

Mandibular

92
Q

Maxillary and mandibular first molars are both

A

Non-succedaneous teeth

93
Q

Time of eruption of mandibular central incisor

A

6-7 years

94
Q

Time of eruption of mandibular lateral incisors

A

7-8 years

95
Q

Time of eruption of maxillary central incisors

A

7-8 years

96
Q

Time of eruption of maxillary lateral incisors

A

8-9 years

97
Q

Time of eruption of mandibular canine

A

9-10 years

98
Q

Time of eruption of maxillary first premolar

A

10-11 years

99
Q

Time of eruption of mandibular first premolar

A

10-11 years

100
Q

Time of eruption of maxillary second premolar

A

10-11 years

101
Q

Time or eruption of mandibular second premolar

A

11-12 years

102
Q

Time of eruption of maxillary canine

A

11-12 years

103
Q

Time of eruption of mandibular second molar

A

11-13 years

104
Q

Time of eruption of maxillary second molar

A

12-13 years

105
Q

Time of eruption of mandibular third molar

A

17+ years

106
Q

Time of eruption of maxillary third molar

A

17+ years

107
Q

Root development of the permanent teeth is completed by

A

2-3 years after eruption of teeth

108
Q

Calcification of crown of teeth is completed

A

1/2 time of eruption +1 year

109
Q

The first part of each tooth to calcify is the

A

Crown

Dental Morphology (11 decks)

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