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Flashcards in Chapter 10 & 11 Deck (30)
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1

What term is defined as the natural teeth in the jaw bones?

Dentition

2

Name the three dentitions people can have?

Primary
Permanent
Mixed

3

Name the line that divides the face in the right and left sides?

Midline

4

Identify using the correct terminology the dental arches?

Max and mand

5

When a dentition and is divided into four sections what are they called?

Quadrants

6

How many teeth are present in each of the two main dentition periods?

20 in primary
32 in permanent

7

Name the types of teeth in the permanent dentition and the primary function of each:

Incisors –To cut food without heavy force
Canine’s – cutting and tearing foods
Pre-Molars- Hold and grind food
Molars – chew or grind up food

8

How many surfaces are on a tooth?

5

9

Name the 5 surfaces of the teeth and describe their location?

Buccal- lips and cheek
Lingual – closest to the tongue
Occlusal- chewing surface
Mesial- toward midline
Distal- distant from midline

10

What is the term given to the area where adjacent teeth touch?

Interproximal

11

What is the term for the triangular space toward the gingiva between adjacent teeth?

Embrasure space

12

What is the term for the junction of two tooth surfaces?

Lineangle

13

Which tooth is referred to as the “cornerstone”of the dental arch?

The canine

14

What is the name of the area where adjacent teeth physically touch?

Contact area

15

What is the name for the third of the tooth nearest the end of the root?

Cervical third

16

What is the name for the position of the teeth when they’re in chewing movements?

Functional occlusion

17

What is the term for teeth that are in poor occlusion?

Malocclusion

18

What is the term for the junction of three tooth surfaces?

Point angle

19

What classification is neutrocclusion?

Class 1 -Neutrocclusion is an ideal mesiodistal relationship between the jars in the dental arches

20

What is the name for the curve of the occlusal plane?

Curve of Spee

21

Describe class III occlusion:

Body of the mandible must be in an abnormal mesial relationship to the maxilla- over bite

22

When does mixed dentition generally occur?

Between the ages of 6 and 12

23

What is another term for primary dentition?

Deciduous Dentition

24

How does the mandibular arch move?

It’s capable of movement through the action of the temporomandibular joint

25

What are the names of the six sextants?

Maxillary right posterior – one
Maxillary anterior - two
Maxillary left posterior – three
Mandibular right posterior - four
Mandibular anterior – five
Mandibular left posterior - six

26

How many cusps do premolars have?

Two cusps known as bicuspids

27

What are the three anatomical features of the teeth?

Contour - shape
Contacts- touch
Embrasures- spaces

28

Describe class ll occlusion

Disoclussion

29

What’s another name for the Stenson duct?

Parotid duct

30

What are the two regions of the oral cavity?

The vestibule and oral cavity proper