Workbook chapter 11- Overview of the dentitions

Natural teeth in the dental arch are the

Dentition

Baby or primary teeth are called

Deciduos

The natural contact of the maxillary and mandibular teeth in all positions is termed

Occlusion

Permanent teeth that replace primary teeth are

Succedaneous teeth

The teeth in the front of the mouth are called the

Anterior

The upper jaw is the

Maxilla

The lower jaw is the

Mandible

A ______ is one fourth of the dentition

Quadrant

A _____ is one sixth of the dentition

Sexant

The _____ is the surface of the tooth toward the midline

Mesial surface

The _____ is the surface of the tooth distant from the midline

Distal surface

The chewing surface of the teeth is the

Masticatory surface

The ______ is the area between adjacent tooth surfaces.

Interproximal space

A(n) ______ is a triangular space in the gingival direction between the proximal surfaces of two adjoining teeth in contact.

Embrasure

Teeth are in ______ when there is maximum contact between the occluding surfaces of the maxillary and mandibular teeth.

Centric occlusion

Teeth are in ______ when the teeth make contact during biting and chewing movements.

Functional occlusion

____ _ is an abnormal or malpositioned relationship of the maxillary teeth to the mandibular teeth when they are in centric occlusion.

Malocclusion

The ______ is the curvature formed by the maxillary and mandibular arches in occlusion.

Curve of Spee

Name the set(s) of teeth humans have in their lifetimes.

A. Mixed

B. Primary

C. Permanent

D. B and C

D. B and C

How many teeth are in the primary dentition?

A. 10

B. 20

C. 28

D. 32

B. 20

What is the term for the four sections of the divided dental arches?

A. Sextants

B. Maxillary

C. Mandibular

D. Quadrant

D. Quadrant

What term is used for the front teeth?

A. Maxillary

B. Anterior

C. Mandibular

D. Posterior

B. Anterior

Name the most posterior teeth.

A. Centrals

B. Laterals

C. Premolars

D. Molars

D. Molars

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

A. Lateral

B. Central

C. Canine

D. Molar

C. Canine

Name the surface of the tooth that faces the tongue.

A. Lingual

B. Facial

C. Mesial

D. Distal

A. Lingual

What is the name for the space between adjacent teeth?

A. Occlusion

B. Bite

C. Interproximal

D. Facial

C. Interproximal

The name of the area where adjacent teeth physically touch is the _____.

A. Embrasure

B. Contact area

C. Occlusion

D. Interproximal

B. Contact area

The name of the triangular space between adjacent teeth is the ______.

A. Embrasure

B. Contact area

C. Occlusion

D. Interproximal

A. Embrasure

The junction of two tooth surfaces is a ______.

A. Margin

B. Proximal surface

C. Line angle

D. Pit

B. Proximal surface

Which one-third portion of a tooth's surface is positioned toward the end of the root?

A. Occlusal one third

B. Middle one third

C. Apical one third

D. Proximal one third

C. Apical one third

The term for the position of teeth during chewing is _______.

A. Functional occlusion

B. Malocclusion

C. Mastication

D. Distoclusion

A. Functional occlusion

An individual who has an incorrect bite is given a diagnosis of __________.

A. Functional occlusion

B. Malocclusion

C. Mastication

D. Neutroclusion

B. Malocclusion

What is the technical term for class III occlusion?

A. Functional occlusion

B. Distoclusion

C. Malocclusion

D. Mesioclusion

D. Mesioclusion

What classification is neutroclusion?

A. Class I

B. Class II

C. Class III

D. Class IV

A. Class I

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

A. Curve of occlusion

B. Curve of Spee

C. Curve of molars

D. Curve of Otho

B. Curve of Spee