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DAM 1001 > Tooth ID & Anatomy > Flashcards

Tooth ID & Anatomy Flashcards

1
Q

How many permanent teeth in mouth?

A

32

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2
Q

How many primary teeth in mouth?

A

20

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3
Q

Do primary teeth have pre-molars?

A

No, the molars are replaced by pre-molars and all permanent molars are brand new.

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4
Q

Most widely used system in the US among general dentist

A

Universal System (1-32) , Upper right to lower right, Circle.

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5
Q

Ex. 2 premolars
5A & 5B

A

Result of an extra tooth of the same kind and how to number it in the universal system

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6
Q

What are the 4 canine in the universal system

A

6,11,22,27

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7
Q

What are the 4 central incisors in the universal system?

A

8,9,24,25

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8
Q

Universal numbering system for primary teeth

A

A-T

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9
Q

What are the upper teeth range in primary universal?

A

A-J
Apple Jacks

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10
Q

What are the lower teeth range in primary universal?

A

K-T
k-mart

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11
Q

What are the canines in primary

A

C,H,M,R

Crazy head must return

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12
Q

System for tooth numbering used by many orthodontist & Oral surgeons

1-8 tooth

A-E tooth

A

Palmer System

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13
Q

Tooth #11 what is palmer?

A

L3

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13
Q

Tooth # 3 what is palmer?

A

6

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14
Q

Used in other countries, also called the federation denture Internationale (FDI) system

1-8 tooth.

1st,2nd,3rd,4th quadrant

A

International System

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15
Q

Tooth #11 what is FDI?

A

FDI= 23 (3rd from central, 2nd quadrant)

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16
Q

Kid FDI system how to number teeth?

A

Tooth are 1-5 and quadrants go 5-8 clockwise

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17
Q

Tooth D, FDI system?

A

=52 (2nd from center, upper right quadrant=5)

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18
Q

I 2/2 C 1/1 M 2/2

A

Primary dentition fromulae

Per side.

2 upper incisior / 2 lower incisor
1 upper canine / 1 lower canine
2 upper molars/ 2 lower molars

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19
Q

I 2/2 C 1/1 PM 2/2 M 3/3

A

Permanent dentition fromulae

Per side.

2 upper incisior / 2 lower incisor
1 upper canine / 1 lower canine
2 upper pre-molars/ 2 lower pre molars
3 upper molars/ 3 lower molars

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20
Q

Deciduous

A

Primary dentition, eventually shed.

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21
Q

How many teeth are present in one quadrant of a complete adult (permanent) dentition?

A

8

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22
Q

What class of teeth is present in the permanent dentition that is NOT present in the primary dentition?

A

Pre-molar

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23
Q

In a permanent dentition, the fifth tooth from the midline is a

A

Premolar

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24
Q

The posterior teeth in the permanent dentition include which of the following?

A

Premolars and molars only

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25
Q

Which permanent tooth erupts into the space previously held by the primary second molar?

A

Second premolar

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26
Q

How many teeth are present in one arch of the adult dentition?

A

16

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27
Q

How many teeth are present in one arch of the primary dentition?

A

10

28
Q

How many incisors are present in the complete adult dentition?

A

8 (don’t include canines!!)

29
Q

How many molars are present in the primary dentition?

A

8

30
Q

How many molars are present in each arch of the adult dentition?

A

6

31
Q

What is the fourth tooth from the midline in the primary dentition?

A

First molar

32
Q

If you read an article in a British dental journal that refers to tooth number 48, you would suspect that the authors were using the International Numbering System. What Universal number (or letter) would they be talking about?

A

32

33
Q

Using the Universal Numbering System, what numbers are used to identify maxillary canines?

A

6, 11

34
Q

If you read an article in a British dental journal that refers to tooth number 55, you would suspect that the authors were using the International Numbering System. What Universal number (or letter) would they be talking about?

A

A

35
Q

If an orthodontist wrote about tooth (L5) , what would the Universal number be?

A

13

36
Q

What are the Universal numbers of the permanent mandibular first molars? ___

A

19,30

37
Q

Fill in the blanks: If you are referring to the Universal tooth 27, what is its position from the midline? ___________ What is its arch? ___________ In which quadrant is it located? ___________

A

27, Right of the midline, mandibular, lower right quadrant= Canine.

38
Q

Enamel covers the portion of the tooth known as the ____ and cementum covers the portion of the tooth know as the ____

A

Anatomic crown, anatomic root

39
Q

the relatively white, protective external surface layer of the anatomic crown. It is highly calcified or mineralized and is the hardest substance in the body. Its mineral content is 95% calcium hydroxyapatite

A

Enamel

40
Q

the dull yellow external layer of the anatomic root. The _______ is very thin, especially next to the part of the root where the crown joins with the root

A

Cementum

41
Q

junction between the enamel covering the anatomic crown and the cementum covering the anatomic root.

A

Cementoenamel junction

42
Q

Another name for the CEJ, surrounds the neck of the cervix.

A

Cervical Line

43
Q

hard yellowish tissue underlying the enamel and cementum, and makes up the bulk of the inner portion of each tooth crown and root.

A

Dentin

44
Q

the inner surface of the enamel where enamel joins dentin. This junction can be best seen on a radiograph

A

dentinoenamel junction DEJ

45
Q

he inner surface of cementum where cementum joins dentin

A

cementodentinal junction

46
Q

soft, nonmineralized connective tissue containing a rich supply of blood vessels and nerves located in the cavity or space in the center of the crown and root called the pulp cavity.

Formative, sensory, nutrative

A

Pulp

47
Q

The pulp cavity has a coronal portion toward the crown

A

pulp chamber

48
Q

Portion of the pulp that is within the roots

A

Pulp/root canal

49
Q

Hole that nears the the root tip.Nerve and blood vessels enter the pulp canals.

A

Apical Foramin

50
Q

Which tooth junctions are NOT normally visible on a handheld intact tooth?

A

Dentinoenamel
dentinocemental
dentinopulpal

51
Q

Which mineralized tissue is the hardest?

A

Enamel

52
Q

What tissue forms the outer boundary of almost all of a pulp chamber?

A

Dentin

53
Q

Which of the following is (are) functions of the pulp?

A

-Sense pain
-Provide nutrition to dentin
-Produce new dentin

54
Q

the supporting tissues of the teeth in the mouth, including surrounding alveolar bone, the gingiva, the periodontal ligament, and the outer, cementum layer of the tooth roots

A

Periodontum

55
Q

the portion of the upper (maxillary) or lower (mandibular) bones that surrounds the roots of the teeth

A

Alveolar bone

56
Q

Part of the soft tissue in the mouth that covers the alveolar bone of the jaws and is the only part of the periodontium that is visible in a healthy mouth.

A

Gingiva

57
Q

Gingiva that is firmly bound to the underlying alveolar bone and is called

A

attached gingiva

58
Q

Marginal gingiva, which is a collar of thin gingiva that surrounds each tooth and, in health, adapts to the tooth but provides access i

A

Free gingiva

59
Q

space between the free gingiva and the tooth,

A

Gingival Sulcus

60
Q

the edge of the gingiva closest to the biting or chewing surfaces of the teeth

A

Gingival margin

61
Q

tooth is in the mouth, the amount of the tooth that is visible in the oral cavity (i.e., not covered with gingiva) `

A

clinical crown

62
Q

the portion of the tooth that is not visible since it is covered with gingiva

A

Clinical Root

63
Q

Compare the clinical crown & root of a partially erupted tooth of a 10 year old compared to the anatomic crown

A

Clinical crown of 10 year old is much shorter than anatomic crown.

The clinical root is is much longer than the anatomic root since more is covered by gingiva.

64
Q

Which statement(s) is (are) likely to be true on a person with a barely erupted tooth 9?

A

The clinical crown is smaller than the anatomic crown.

The clinical root is larger than the anatomic root.

65
Q

Which statement(s) is (are) true regarding a tooth on a person who has lost most of the bone and gingiva surrounding the tooth?

A

Clinical crown longer than anatomical

Clinical root is smaller than anatomic.

66
Q

Structures of periodontium

A

-Alveolar bone
-PDL
-Gingival margin
-Attached gingiva

67
Q

The periodontal ligament attaches the alveolar bone to what tooth tissue?

A

Cementum

DAM 1001 (13 decks)

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