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morphology > Terminology and Chronology > Flashcards

Terminology and Chronology Flashcards

1
Q

What are the tooth numbers for the maxillary central incisors?

A 
#8
#9
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2
Q

What are the tooth numbers for the mandibular central incisors?

A 
#24
#25
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3
Q

What are the tooth numbers for the lateral maxillary incisors?

A 
#7
#10
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4
Q

What are the tooth numbers for the lateral mandibular incisors?

A 
#23
#26
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5
Q

What are the tooth numbers for the maxillary canines?

A 
#6
#11
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6
Q

What are the tooth numbers for the mandibular canines?

A 
#22
#27
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7
Q

What are the anterior teeth?

A

central incisors
lateral incisors
canines

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8
Q

What are the posterior teeth?

A

premolars

molars

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9
Q

What are the tooth numbers for the maxillary premolars?

A 
#4
#5
#12
#13
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10
Q

What are the tooth numbers for the mandibular premolars?

A 
#20
#21
#28
#29
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11
Q

What are the tooth numbers for the maxillary molars?

A 
#1
#2
#3
#14
#15
#16
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12
Q

What are the tooth numbers for the mandibular molars?

A 
#17
#18
#19
#30
#31
#32
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13
Q

What is the tooth numbering system for primary teeth?

A

a-t

maxillary: a-j
(mandibular: k-t)

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14
Q

dark red portion of lips

A

vermilion zone

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15
Q

sharp junction of the red zone and skin

A

vermilion border

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16
Q

demarcates lip and cheek

A

nasolabial groove

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17
Q

middle of upper lip

A

philtrum

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18
Q

slit-like space between teeth and lips/cheeks

A

oral vestibule

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19
Q

attachments of the lips and cheeks to the alveolus (bony area surrounding the teeth)

A

labial/buccal frena

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20
Q

what are the parts of the hard palate?

A

incisive papilla
rugae (tissue folds)
midline palatine raphe

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21
Q

What part of the palate is the uvula

A

soft palate

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22
Q

What are the 2 parts of the oropharynx

A
  • tonsils

- anterior (palatoglossal arch) and posterior (palatopharyngeal arch) Pillars of the fauces

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23
Q

What are the 2 parts of the floor of the mouth?

A
  • sublingual folds

- lingual frenum

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24
Q

raised folds where submandibular salivary ducts open

A

sublingual folds

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25
Q

Part of the mouth that attracts the tongue to the floor of the mouth

A

lingual frenum

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26
Q

2 parts of the cheek and retromolar region

A
  • buccal mucosa

- retromolar pad

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27
Q

chronology of tooth development (5)

A
  1. time of ERUPTION of each tooth
  2. time crown begins to CALCIFY
  3. time crown is COMPLETELY calcified
  4. time of completion of ROOT DEVELOPMENT
  5. time of EXFOLIATION of DECIDUOUS teeth
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28
Q

Why is chronology important?

A
  • assess patient’s DENTAL AGE
  • dental procedures
  • medications
  • forensics
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29
Q

When is the first sign of tooth development?

A

6-7 weeks in utero

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30
Q

When do deciduous teeth begin to calcify?

A

13-20 weeks in utero

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31
Q

When have all deciduous teeth begun to calcify?

A

by 18-20 weeks in utero

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32
Q

When do deciduous teeth erupt?

A

6-30 months

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33
Q

emergence into the oral cavity

A

eruption

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34
Q

loss of deciduous tooth

A

exfoliation

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35
Q

How many deciduous teeth are there?

A

20

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36
Q

How many central incisors are in each arch of deciduous teeth?

A

2

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37
Q

How many lateral incisors are in each arch of deciduous teeth?

A

2

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38
Q

How many canines are in each arch of deciduous teeth?

A

2

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39
Q

How many first molars are in each arch of deciduous teeth?

A

2

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40
Q

How many second molars are in each arch of deciduous teeth?

A

2

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41
Q

Which teeth are not included in the deciduous dentition?

A

premolars

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42
Q

When do the deciduous mandibular central incisors erupt?

A

6-8 months

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43
Q

When do the deciduous maxillary central incisors erupt?

A

10 months

44
Q

When do the deciduous maxillary lateral incisors erupt?

A

11 months

45
Q

When do the deciduous mandibular lateral incisors erupt?

A

13 months

46
Q

When does the deciduous maxillary first molar erupt?

A

16 months (before mand.)

47
Q

When does the deciduous mandibular first molar erupt?

A

16 months (after max.)

48
Q

When does the deciduous maxillary canine erupt?

A

19 months

49
Q

When does the deciduous mandibular canine erupt?

A

20 months

50
Q

When does the deciduous mandibular second molar erupt?

A

27 months

51
Q

When does the deciduous maxillary second molar erupt?

A

29 months

52
Q

What is the deciduous eruption pattern?

A

incisors –> first molars –> canines –> second molars

53
Q

When do primary teeth start to erupt?

A

~6 months

54
Q

When have all primary teeth erupted?

A

~ 30 months

55
Q

How long does deciduous dentition last?

A

until eruption of the first permanent tooth (~ 6 years)

56
Q

Approx when does the first permanent tooth erupt?

A

6 years

57
Q

only deciduous teeth present (up to 6 years)

A

deciduous dentition

58
Q

mix of deciduous and permanent teeth present

A

mixed dentition

59
Q

only permanent teeth present

A

permanent dentition

60
Q

How many central incisors per arch in permanent dentition?

A

2

61
Q

How many lateral incisors per arch in permanent dentition?

A

2

62
Q

How many canines per arch in permanent dentition?

A

2

63
Q

How many first premolars per arch in permanent dentition?

A

2

64
Q

How many second premolars per arch in permanent dentition?

A

2

65
Q

How many first molars per arch in permanent dentition?

A

2

66
Q

How many second molars per arch in permanent dentition?

A

2

67
Q

How many third molars per arch in permanent dentition?

A

2

68
Q

permanent teeth that replace deciduous teeth are called:

A

succedaneous teeth

69
Q

permanent teeth that do NOT replace deciduous teeth are called:

A

non-succedaneous teeth

70
Q

When do the permanent mandibular first molars erupt?

A

6 years (first)

71
Q

When do the permanent maxillary first molars erupt?

A

6 years (later)

72
Q

What are the non-succedaneous teeth?

A

permanent molars

73
Q

When do the permanent mandibular central incisors erupt?

A

6-7 years

74
Q

When do the permanent mandibular lateral incisors erupt?

A

7-8 years

75
Q

When do the permanent maxillary central incisors erupt?

A

7-8 years

76
Q

When do the permanent maxillary lateral incisors erupt?

A

8-9 years

77
Q

When do the permanent mandibular canines erupt?

A

9-10 years

78
Q

When do the permanent maxillary and mandibular first premolars erupt?

A

10-11 years

79
Q

When do the permanent maxillary second premolars erupt?

A

10-11 years

80
Q

When do the permanent mandibular second premolars erupt?

A

10-12 years

81
Q

When do the permanent maxillary canines erupt?

A

11-12 years

82
Q

When do the permanent mandibular second molars erupt?

A

11-13 years

83
Q

When do the permanent maxillary second molars erupt?

A

12-13 years

84
Q

When do the permanent mandibular and maxillary third molars erupt?

A

17+ years

85
Q

When is root development completed in permanent teeth?

A

2-3 years after eruption of teeth

86
Q

When is calcification of crown of teeth completed in permanent teeth?

A

1/2 time of eruption and add 1 year

87
Q

What is the first part of the tooth to calcify?

A

crown

88
Q

When do the maxillary and mandibular central incisors begin to calcify? (perm. dent.)

A

3-4 months

89
Q

When do the maxillary lateral incisors begin to calcify? (perm. dent.)

A

10-12 months

90
Q

When do the mandibular lateral incisors begin to calcify? (perm. dent.)

A

3-4 months

91
Q

When do the maxillary and mandibular canines begin to calcify? (perm. dent.)

A

4-5 months

92
Q

When do the mandibular first premolars begin to calcify? (perm. dent.)

A

1 1/4 - 2 yr

93
Q

When do the maxillary first premolars begin to calcify?(perm. dent.)

A

1 1/2 - 1 3/4 yr

94
Q

When do the maxillary second premolars begin to calcify? (perm. dent.)

A

2 - 2 1/4 yr

95
Q

When do the mandibular second premolars begin to calcify? (perm. dent.)

A

2 1/4 - 2 1/2 yr

96
Q

When do the maxillary and mandibular first molars begin to calcify? (perm. dent.)

A

at birth

97
Q

When do the maxillary and mandibular second molars begin to calcify? (perm. dent.)

A

2 1/2 - 3 yr

98
Q

When do the maxillary third molars begin to calcify? (perm. dent.)

A

7-9 yr

99
Q

When do the mandibular third molars begin to calcify? (perm. dent.)

A

8-10 yr

100
Q

Can eruption times vary?

A

yes

101
Q

When do the maxillary and mandibular central incisors begin to calcify? (prim. dent.)

A

14 (13-16) weeks in utero

102
Q

When do the maxillary and mandibular lateral incisors begin to calcify? (prim. dent.)

A

16 (14 2/3 - 16 1/2) weeks in utero

103
Q

When do the maxillary and mandibular first molars begin to calcify? (prim. dent.)

A

15 1/2 (14 1/2 - 17) weeks in utero

104
Q

When do the maxillary canines begin to calcify? (prim. dent.)

A

17 (15-18) weeks in utero

105
Q

When do the mandibular canines begin to calcify? (prim. dent.)

A

17 (16-) weeks in utero

106
Q

When do the maxillary second molars begin to calcify? (prim. dent.)

A

19 weeks in utero

107
Q

When do the mandibular second molars begin to calcify? (prim. dent.)

A

18 weeks in utero

morphology (2 decks)

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