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Dental Morphology > Introduction To Dental Morphology > Flashcards

Introduction To Dental Morphology Flashcards

1
Q

The study of the forms of things

A

Morphology

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2
Q

The terms used to describe human dentition, the surfaces and identifying characteristics

A

Nomenclature

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3
Q

Teeth, gingiva, and associated bone

A

Dental arch

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4
Q

The upper arch including the associated teeth

A

Maxillary arch

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5
Q

The lower arch and associated teeth

A

Mandibular arch

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6
Q

Which portion of the jaw moves?

A

Mandible

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7
Q

Number of permanent teeth

A

32

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8
Q

What are these teeth referred to?

A

Incisors

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9
Q

What are these teeth referred to as?

A

Canines

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10
Q

What are these teeth referred to as?

A

Premolars

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11
Q

What are these teeth referred to as?

A

Molars

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12
Q

Notation system that describes the number and order of permanent teeth

A

Permanent dental formula

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13
Q

What is the permanent dental formula

A
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14
Q

Each arch is divided in half at the ___

A

Midline

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15
Q

Each half arch is a ____

A

Quadrant

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16
Q

Label each quadrant

A

Maxillary Right Quadrant Maxillary Left Quadrant

Mandibular Right Quadrant Mandibular Left Quadrant

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17
Q

Number of anterior teeth

A

12

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18
Q

Which teeth are included in the anterior teeth?

A

Incisors and canines

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19
Q

Number of posterior teeth

A

20

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20
Q

Which teeth comprise the posterior teeth?

A

Premolars and molars

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21
Q

Number of incisors

A

8

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22
Q

Number of canines

A

4

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23
Q

Number of premolars

A

8

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24
Q

Number of molars

A

12

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25
Q

Primary teeth are also called _____

A

Deciduous teeth

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26
Q

Number of deciduous teeth

A

20

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27
Q

How many deciduous teeth per arch?

A

10

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28
Q

Numbers of each tooth per arch in children

A

4 incisors
2 canines
4 molars

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29
Q

The notation system which described the number and order of primary teeth

A

Deciduous dental formula

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30
Q

Deciduous dental formula

A
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31
Q

What is the top arrow pointing to?

A

The crown

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32
Q

What is the bottom arrow pointing to?

A

The root

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33
Q

The crown of the tooth is covered in ____

A

Enamel

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34
Q

The root of the tooth is covered in ____

A

Cementum

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35
Q

The dense hydroxyapatite surface of the crown

A

Enamel

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36
Q

The inner hard layer of the crown and root

A

Dentin

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37
Q

The vascular innervated portion of the tooth

A

Pulp

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38
Q

The outer layer of the root surface

A

Cementum

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39
Q

Junction of enamel and dentin layers

A

Dentoenamel Junction (DEJ)

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40
Q

Junction of enamel and cementum layers

A

Cementoenamel junction (CEJ)

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41
Q

Junction of the anatomical crown crown and root

A

Cervical line

42
Q

Label the DEJ and CEJ

A
43
Q

The portion of the tooth that is visible in the mouth

A

Clinical crown

44
Q

The crown above the CEJ

A

Anatomical crown

45
Q

Outer most surface toward cheek or lips

A

Facial

46
Q

Facial surface of the tooth may also be called

A

Buccal or labial

47
Q

Inner most surface towards the tongue or palate

A

Lingual

48
Q

Lingual surface may also be called

A

Palatal

49
Q

Toward the midline

A

Mesial

50
Q

Away from the midline

A

Distal

51
Q

Label each side of the tooth highlighted in yellow

A

1- Mesial
2- Lingual
3- Distal
4- Facial

52
Q

Biting edge of anterior teeth

A

Incisal

53
Q

Biting or chewing surface of posterior teeth

A

Occlusal

54
Q

What surface of the tooth is highlighted in blue?

A

Incisal

55
Q

What portion of surface of the tooth is highlighted in orange?

A

Occlusal

56
Q

Projection on a crown

A

Cusp

57
Q

Depression or concavity between cusps or ridges

A

Fossa

58
Q

What is the top blue arrow pointing to?

A

Cusp

59
Q

What is the bottom blue arrow pointing to?

A

Fossa

60
Q

Linear elevation on the surface of a tooth

A

Ridge

61
Q

How are the ridges of a tooth named?

A

According to its location

62
Q

Lingual crown projection on anterior teeth

A

Cingulum

63
Q

Line between the primary parts of a crown or root

A

Groove

64
Q

Pinpoint depression at the junction or termination of a groove

A

Pit

65
Q

Primary center of development within a tooth

A

Lobe

66
Q

What does the blue arrow point to?

A

Cingulum

67
Q

What does the blue arrow point to?

A

Groove

68
Q

What is the blue arrow pointing to?

A

Ridge

69
Q

What is the blue arrow pointing to?

A

Pit

70
Q

What is outlined in blue?

A

Lobe

71
Q

Round projections of enamel on newly erupted teeth

A

Mamelon

72
Q

Incisal remnant of incisor development

A

Mamelon

73
Q

What is the blue arrow pointing to?

A

Mamelon

74
Q

How many roots do teeth have?

A

Single or multiple

75
Q

Where the root divides

A

Furcation

76
Q

The opening in the root for entrance of the pulp

A

Root apex

77
Q

Chamber containing dental pulp

A

Pulp chamber

78
Q

Highest projection of pulp chamber within the crown

A

Pulp horn

79
Q

Inner portion of the root containing the dental pulp

A

Pulp canal

80
Q

What do the the labeled arrows represent?

A

A- Furcation
B- Root apex

81
Q

What do the labeled arrows represent?

A

A- Pulp chamber
B- Pulp horn
C- Pulp canal

82
Q

The tissues that surround the teeth

A

Periodontium

83
Q

What is the periodontium comprised of?

A
  1. Gingiva
  2. Cementum
  3. Alveolar bone
  4. Periodontal ligament
84
Q

Covers the bone and surrounds the cervical portions of the teeth

A

Gingiva

85
Q

Gingiva can be further divided into

A

Free gingiva
Attached gingiva
Interdental papilla

86
Q

Color of healthy gingiva

A

Pale pink

87
Q

Gingival tissue that has loose attachment to the underlying bone

A

Alveolar mucosa

88
Q

Color of healthy alveolar mucosa

A

Dark red

89
Q

What do the following labels represent?

A

A- Alveolar mucosa
B- Attached gingiva
C- Free gingiva
D- Gingival margin

90
Q

Junction of the alveolar mucosa and gingiva

A

Mucogingival junction

91
Q

Gum tissue closer to the tooth crown, not attached to bone

A

Free gingiva

92
Q

Separates attached gingiva from free gingiva

A

Free gingival groove

93
Q

What do the following labels represent?

A

1- Free gingiva
2- Free gingival groove
3- Gingival margin
4- Attached gingiva
5- Alveolar mucosa
6- Mucogingival junction (MGJ)

94
Q

Triangular shaped gingiva that occupies the gingival embrasure

A

Interdental papilla/Gingival papilla (GP)

95
Q

What does the blue arrow point to?

A

Interdental papilla (gingival papilla or GP)

96
Q

The part of the gum tissue that is not seen visually but can be evaluated with a periodontal probe

A

Gingival sulcus

97
Q

Space between tooth surface and narrow cervical collar of free gingiva

A

Gingival sulcus

98
Q

What does the blue arrow point to?

A

Gingival sulcus

99
Q

Surrounds the tooth root and attaches tooth to alveolar bone

A

Periodontal ligament (PDL)

100
Q

Forms and supports tooth sockets

A

Alveolar bone

101
Q

Alveolar bone may also be referred to as

A

Alveolar process

102
Q

What do the blue arrows point to?

A

A- Periodontal ligament (PDL)
B- Alveolar Bone

Dental Morphology (11 decks)

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