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102 Class > Quiz 2 > Flashcards

Quiz 2 Flashcards

1
Q

Primary Dentition

A 
Baby teeth
20 teeth
4 2nd molars
4 1st molars
4 cuspids(canine)
4 lateral incisors
4 central incisiors
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2
Q

Primary Dentition Timeline

A

Arrive 6 months (P+O)
Age 3, all 20 teeth
First begin losing at age 5 1/2

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3
Q

Mixed Dentition

A

Combo of adult and baby teeth

Happens at age 6, ends at 12

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4
Q

Permanent Teeth

A 
Adults set
32 teeth
4 3rd molars (wisdom)
4 2nd molars (12 year)
4 1st molars (6 year)
4 2nd bicuspids
4 1st bicuspids
4 lateral incisors
4 central incisors
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5
Q

When do the last teeth erupt?

A

18-25 years old.

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6
Q

Primary Dentition Start

A

Eruption of primary mandibular central incisor

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7
Q

Mixed Dentition Start

A

Eruption of permanent mandibular first molar

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8
Q

Permanent Dentition Start

A

Shedding of last primary tooth

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9
Q

Alveolar Process

A

Bone mat that holds teeth in

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10
Q

Alveolus

A

Tooth sockets

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11
Q

Incisal

A

Bottom end of anterior teeth (cutting teeth)

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12
Q

Mesial

A

Side of tooth toward the midline

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13
Q

Distal

A

Furthest away from the midline

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14
Q

Palatal

A

Backside closest to root of mouth

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15
Q

Lingual

A

Inside of mouth

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16
Q

Occlusal

A

Table top portion where you chew and grind

Don’t have on anterior teeth

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17
Q

Proximal

A

Mesial and distal surface between adjacent teeth

Mesial of one tooth touching distal of another

18
Q

Only area where two mesial surfaces are touching

A

8 and 9

24 and 25

19
Q

Facial/Buccal/Labial

A

Sides of tooth where lips touch

20
Q

Embrasures

A

Triangles formed by sloping away of mesial and distal surfaces. may diverge:
Facially, Lingually, Occlusally, or apically w/ loss of tissue

21
Q

Height of Contour

A

Widest part of tooth

Teeth wider at top than bottom

22
Q

Contact

A

Keep food from being wedged in

Where most people get cavities

23
Q

Line Angles: Anterior (Corner of tooth)

A 
Distolabial
Distolingular
Mesiolingual
Mesiolabial
Labioincisal
Linguoincisial
24
Q

Root Thirds

A

Apex: Tip of tooth
Apical: root 3rd
Middle 3rd
Cervical: Neck of tooth 3rd

25
Q

Crown Thirds

A

Cervical: Neck
Middle 3rd
Incisal: Tooth edge

26
Q

Anterior Teeth consist of:

A

6 Teeth per arch
4 Maxillary Incisiors (central,lateral)
2 canine/cuspid
4 Mandibular Incisors (Central, Lateral)

27
Q

Lobe Development

A

Tooth enamel develops in lobes

28
Q

Newly Erupted Permanent Incisors

A 
Mamelons- lumps on end
Imbrication Lines: Horizontal, Developmental lines
Incisal edge and angles
Height of contour: Cervical 3rd
Mesial Contact: Incisal 3rd
29
Q

Lingual Surface Features

A 
Cingulum
Mesial Marginal Ridge
Distal Marginal Ridge
Height of contour: Cervical 3rd
Mesial Contact: Incisal 3rd
30
Q

Additional Lingual Surface Features

A

Some have developmental pit/supplemental pit, which is prone to decay
Fossa/Wide depression

31
Q

Characteristics of Permanent Incisors

A 
Incisal edge and angles
Height of contour: cervical 3rd
Mesial contact: incisal 3rd
Shaper MI angle, Rounder DI angle, more pronounces CEJ curve
Single-rooted
32
Q

Maxillary Central Incisors

A 
Widest crown MD
Greatest CEJ curve
Distal offset cingulum
Shallow lingual fossa
Marginal ridges
Distal contact: Junction of incisal and middle 3rds
Overall conical root shape
No proximal root concavities
Rounded root apex
33
Q

Pulp

A

Where the nerves are

34
Q

Characteristics of Maxillary Lateral Incisors

A

Greatest Crown variation
Smaller than maxillary center, but similar
Prominent lingual surface
Centered cingulum
Pronounced marginal ridges
Root curves distally w/ sharp apex
Same/longer root than center, thinner though

35
Q

Characteristics of Mandibular Central Incisors

A 
Smallest/Simplest
Bilaterally symmetrical
Small centered cingulum
Subtle lingual fossa
Equal, subtle marginal ridges
Distal contact: incisal 3rd
Root longer than crown
Proxmial root concavities give double rooted look
36
Q

Characteristics of Mandibular Lateral Incisors

A 
Larger than central mand.
Not bilaterally symmetrical
Appears twisted distally
Small, distal cingulum
Lingual fossa
Moderate mesial marginal ridge longer than distal
Distal contact: incisal 3rd
37
Q

Characteristics of Permanent Canines

A 
Single cusp, w/ tip and slopes
Labial, marginal and lingual ridges
Cingulum and lingual fossa
Longest tooth in each dentition
Height of contour: labial cervical 3rd, lingual middle 3rd
Shorter mesial cusp slope
More cervical contact on distal
More pronounces mesial CEJ curve
Long, thick single root
Proximal root concaviites
38
Q

Characteristics of Maxillary Canines

A 
Sharp cusp tip
Prominent lingual crown
Mesial contact: junction of incisal and middle 3rds
Distal contact: middle 3rd
Shorter distal outline on labial
Depresssion b/w distal contact and CEJ
Blunt root apex
39
Q

Characteristics of Mandibular Canines

A

Smoother lingual
Less sharp cusp tip
Mesical contact: incisal 3rd
Distal contact: Junction of incisal and middle 3rd
Shorter and rounder distal outline on labial
Shorter mesial slope than distal
Developmental depression on M and D of root (double root appearance)
Pointed root apex

40
Q

Hutchinson’s Disease

A

Incisors aren’t fully developed

102 Class (4 decks)

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