Chapter 11

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What are the secondary 32 teeth called?

Permanent dentition (adult teeth) or referred to as succedaneous teeth

What is are the first set of 20 primary teeth called?

Primary dentition (baby teeth) or referred to as deciduous dentition

Which teeth are called the "corner" teeth?

The canines

Which teeth are the longest teeth in the human dentition?

The canines

What is the period called where children have both primary and permanent teeth in their mouth?

Mixed dentition

When the teeth of both arches are in contact, the teeth are in?

Occlusion

Each tooth has 5 surfaces:

1. facial 2. lingual 3. masticatory (occlusal) 4. mesial 5. distal

What are the four quadrants?

1. maxillary right quadrant I 2. maxillary left quadrant II 3. mandibular left quadrant III 4. mandibular right quadrant IV

How many incisors are there total?

eight

How many premolars are there total?

eight

How many canines are there total?

four

The permanent dentition is divided into four types of teeth?

incisors, canines, premolars and molars

Which arch is the lower arch?

mandibular arch

What are the two dental arches in the human mouth?

maxillary and mandibular

Which arch is the upper arch?

maxillary arch

Class I is?

normal

Class II is?

over bite

The mouth is divided into four what?

quadrants

What is the function of the 12 molars?

to chew and grind up food

How many molars are there total?

twelve

Class III?

underbite

Mixed dentition occurs in what age range?

6 to 12 years

Primary teeth occur in what age range?

approximately 6 months and 6 years of age

Why is the mixed dentition period often a difficult time for children?

bc color differences between the primary and permanent teeth become apparent and they may notice the difference in crown size between larger permanent teeth and smaller primary teeth

True or false? Only primary teeth are present in the mouth during the primary dentition period?

True

What system do we use in the US?

Universal/National System

Permanent dentition occurs in what age range?

about 12 years of age when the LAST PRIMARY TOOTH IS SHED


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