Dentitions Chapter 11 Overview

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Questions and Answers

What is the common term for primary dentition?

Permanent teeth

Adult teeth

Wisdom teeth

Baby teeth (correct)

The primary dentition includes a total of 32 teeth.

False

What are the three dentition periods?

Primary, Mixed, Permanent

The older term used to describe primary dentition is __________.

deciduous dentition Signup and view all the answers

Match the following terms with their correct descriptions:

Primary dentition = 20 teeth present in early childhood Permanent dentition = 32 teeth in adulthood Mixed dentition = Combination of primary and permanent teeth Deciduous dentition = Older term for primary dentition Signup and view all the answers

Which of the following types of teeth are included in the permanent dentition?

All of the above Signup and view all the answers

The primary dentition includes premolars.

False Signup and view all the answers

What are the four types of teeth in permanent dentition?

Incisors, Canines, Premolars, Molars Signup and view all the answers

In the primary dentition, there are no ______.

premolars Signup and view all the answers

Match the type of dentition with the associated teeth:

Permanent dentition = Incisors, Canines, Premolars, Molars Primary dentition = Incisors, Canines, Molars Signup and view all the answers

At what age range does mixed dentition generally occur?

6 to 12 years Signup and view all the answers

The mixed dentition period begins with the eruption of the first primary tooth.

False Signup and view all the answers

What is the last primary tooth that sheds during the mixed dentition period?

The last primary tooth to shed is not specified, but it marks the end of the mixed dentition period. Signup and view all the answers

The _______ arch is capable of movement through the action of the temporomandibular joint.

mandibular Signup and view all the answers

What characterizes permanent dentition?

It begins with shedding of the last primary tooth. Signup and view all the answers

Match the following types of dentition with their stages:

Mixed Dentition = Occurs between ages 6 and 12 Permanent Dentition = Begins with shedding of the last primary tooth Primary Dentition = First set of teeth that erupt Mixed Dentition Period = Both primary and permanent teeth are present Signup and view all the answers

The growth of the jawbones continues during the permanent dentition stage.

False Signup and view all the answers

What is occlusion in dental terms?

Occlusion is the natural contact between the maxillary and mandibular teeth in all positions. Signup and view all the answers

Study Notes

Mixed Dentition Period

Occurs between ages 6 to 12 years, featuring both primary and permanent teeth.
Begins with the eruption of the first permanent tooth, specifically the permanent mandibular first molar.
Ends with the shedding of the last primary tooth.

Permanent Dentition

Initiated by the loss of the last primary tooth.
Characterized by slowed and eventually stopped growth of jawbones.
Minimal overall jaw growth occurs as puberty has concluded.

Dental Arches

The maxillary arch (upper) is fixated as part of the skull and houses the teeth within the maxilla bone.
The mandibular arch (lower) can move via the temporomandibular joint and supports the lower teeth.
Occlusion refers to the natural contact between maxillary and mandibular teeth in all positions.

Overview of Dentitions

Dentition refers to the arrangement of natural teeth in jawbones.
Essential knowledge for dental assistants includes the names, positions, and functions of teeth, as well as tooth numbering systems.
There are three dentition periods: primary, mixed, and permanent.

Primary Dentition

Comprises the first set of 20 teeth commonly known as "baby teeth" or deciduous dentition.
Lacks premolars; only includes incisors, canines, and molars.

Types and Functions of Teeth

Humans possess teeth adapted for a varied diet, enabling cutting, tearing, and grinding.
Permanent dentition includes four types: incisors, canines, premolars, and molars.
Primary dentition contains incisors, canines, and molars, with no premolars present.

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Description

This quiz focuses on Chapter 11 of the Dentitions, covering the concept of dentition as it relates to natural teeth in the jawbones. It is essential for dental assistants to understand the names, locations, and functions of these teeth. Test your knowledge on this crucial aspect of dentistry.