Dental Anatomy: Introduction and Nomenclature

Test your knowledge of dental anatomy introduction and nomenclature with this quiz. Questions cover topics such as the arrangement of teeth in upper and lower arches, terms maxillary and mandibular, and the characteristics of the maxilla and mandible.

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@EarnestCamellia

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Questions and Answers

What term describes a dentition in which all the teeth are the same in form and type?

Homodont

What is the term for a dentition that is characterized by more than one type of tooth?

Heterodont

Which term describes the transitional phase when both deciduous and permanent teeth are present?

Mixed dentition period

What is the function of premolars in mastication?

Tearing, holding, and grinding Signup and view all the answers

How many permanent incisors are there in the mouth?

8 Signup and view all the answers

What are the teeth in the lower jaw termed?

Mandibular Signup and view all the answers

What divides each arch and the body into approximately equal halves?

Midline Signup and view all the answers

What is the term for the process of biting or chewing of food?

Mastication Signup and view all the answers

How are the anatomical directions of right and left reversed when looking directly at the oral cavity from the front?

Right side is to the left of the viewer Signup and view all the answers

What is the movable member of the two jaws?

Mandible Signup and view all the answers

What is the main function of the permanent maxillary canine in mastication?

Holding and stabilizing food for tearing and piercing Signup and view all the answers

What distinguishes the crown form of the permanent maxillary canine from the central incisor?

The canine crown is wider labiolingually and exhibits one sharp cusp incisally Signup and view all the answers

At what age does the eruption of the permanent maxillary canine typically occur?

11 to 12 years Signup and view all the answers

What is the purpose of the cingulum in the permanent maxillary canine?

Strengthening the tooth and assisting in its esthetic appearance Signup and view all the answers

How does the length of the root of the permanent maxillary canine compare to that of the central incisor?

The root of the canine is longer, and the combined crown plus root length is greater in the canine Signup and view all the answers

What is the main function of the permanent canines in mastication?

Tearing food, intermediate between incising and grinding Signup and view all the answers

From a proximal aspect, what is the general shape of the permanent canines similar to?

Incisors Signup and view all the answers

What is the significance of the position of the permanent canines in each quadrant?

It is important for the support of facial muscles Signup and view all the answers

Which feature of the permanent canines is common to both incisors and posterior teeth?

Facial ridge Signup and view all the answers

What dental structure exhibits the greatest combined crown plus root length in each arch?

Permanent canines Signup and view all the answers

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