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RDA > Ch12 Week 1 > Flashcards

Ch12 Week 1 Flashcards

1
Q

Bicanineate

A

A two cusp type of mandibular second premolar

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2
Q

Bifurcated

A

Divided into two

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3
Q

Bifurcation

A

Area in which two roots divide

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4
Q

Canine eminence

A

External Vertical Bony Ridge on the Labial Surface Of the canines

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5
Q

Cingulum

A

Raising rounded area on the cervical third of the lingual surface

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6
Q

Cusp

A

Major elevation on the masticatory surfaces of canines and posterior teeth

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7
Q

Cusp of carabbelli

A

The fifth supplemental cusp found Lingual to the Mesiolingual cusp

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8
Q

Diastema

A

A space between two teeth

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9
Q

Fossa

A

Wide shallow depression on the lingual surfaces of anterior teeth

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10
Q

Furcation

A

Area between two or more route branches

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11
Q

Imbrication

A

Slight ridges that run mesiodistally in the cervical 3rd of the teeth

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12
Q

Incisal edge

A

Ridge on permanent incisors that appears flattened on labial lingual or incisal view after tooth eruption

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13
Q

Inclined cusp planes

A

Sloping areas between the cusp ridges

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14
Q

Mamelon

A

Rounded enamel extension on the incisal ridges of incisors

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15
Q

Marginal groove

A

A developmental groove that crosses a marginal Ridge and serves as a spillway allowing food to escape during mastication

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16
Q

Marginal Ridge

A

Rounded raises bordered on the mesial and distal portions of the lingual surfaces of anterior teeth and a occlusal table of posterior teeth

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17
Q

Molars

A

Teeth located in the posterior aspect of the upper and lower jaws

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18
Q

Morphology

A

Study of form and shape as of the teeth

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19
Q

Nonsuccedaneous

A

Pertaining to a permanent tooth that does not replace a primary tooth

20
Q

Pegged laterals

A

Incisors with a pointed or tapered shape

21
Q

Succedaneous

A

Permanent teeth that replace primary teeth

22
Q

Triangular groove

A

A developmental groove that separates a marginal Ridge from the triangular ridge of a cusp

23
Q

Tricanineate

A

A 3 cusp type of mandibular second premolar

24
Q

Trifurcated

A

Divided into 3

25
Q

Trifurcation

A

Area in which three roots divided

26
Q

Understanding tooth morphology is especially useful in the following clinical situations

A

Mounting dental radiographs

Assisting in charting a mouth with missing teeth and teeth that have drifted

Selecting temporary crowns in a box with a variety of shapes

Forming matrix bands before application

Selecting rubber dam clamps

Fabricating temporary crowns and bridges

27
Q

Anterior teeth include

A

Two central incisors

Two lateral incisors

Two canines 

28
Q

How many anetenor teeth are included in the permanent dentition?

A

12 teeth

29
Q

What is the term for the permanent teeth that replace primary teeth

A

Succedaneous

30
Q

What is the term for the rounded raised area on the cervical third of the lingual surface of anterior teeth

A

Cingulum

31
Q

What effect do newly erupted central and lateral incisors have on the incisal ridge

A

Mamelon

32
Q

Mandibular are the smallest teeth of the

A

Permanent dentition and are most symmetric

33
Q

Teeth number 24 and 25 are

A

Mandibular central incisors

34
Q

Teeth number 23 and 26 are

A

Mandibular lateral incisors

35
Q

Teeth number 6 and 11 are

A

Maxillary canines

36
Q

Teeth number 22 and 27 are

A

Mandibular canines number 22 and 27

37
Q

Which teeth are the longest ones in permanent dentition and which are the smallest

A

Longest: canines

Shortest: incisors

38
Q

Do primary anterior teeth have an Mamelons

A

Yes

39
Q

Which primary molar has an H sheet and groove pattern on the occlusal surface

A

Primary maxillary molar

40
Q

Which primary mandibular molar is the largest

A

Maxillary second molar

41
Q

How Thick is the enamel covering on a primary tooth

A
  1. 5mm
42
Q

What method of identification is used in the universal/national tooth numbering system for the primary dentition

A

What’s the use of capital letters A through T

43
Q

How many Roots Do mandibular molars have

A

Two

44
Q

Which teeth are referred to as the wisdom teeth

A

Third molars

45
Q

What is the term for teeth with three roots

A

Trifurcated or trifurcation

46
Q

What is the term for a tooth that does not replace a primary tooth?

A

Nonsucedaneous

RDA (22 decks)

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