W2 Basic Dental Terminology and Packet

What does the prefix Sub mean?

below

What does the prefix Semi mean?

Half/part

What does the prefix Mal mean?

something is wrong/bad

What does the prefix Homo mean?

same

What does the prefix trans mean?

across

What does the prefix para mean?

alongside; beside; near

What does the prefix tri mean?

three

What does the prefix auto mean?

self; oneself

What does the prefix dys mean?

disordered

What does the prefix post mean?

behind

What does vaccine mean?

A biological preparation that provides active acquired immunity to a particular disease.

What does chronic mean?

Characterized by long duration or frequent recurrence.

What does Acute mean and what else could it mean?

Of abrupt onset, in reference to a disease.

An illness that is of short duration, rapidly progressive, and in need of urgent care.

What does recurrent mean?

Returning or happening time after time.

What does Etiology mean?

The cause or causes of a disease or abnormal condition.

What does Aerobic mean?

Relating to, involving, or requiring free oxygen

What does Anaerobic mean?

Relating to, involving, or requiring an absence of free oxygen.

What does Dentition mean?

All of the natural teeth in their normal positions in the mouth. 

How many teeth are in the primary dention?

20 teeth

What replaces the primary dentition?

The permanent dentition

How are primary teeth labeled in the Universal System?

By letters of the alphabet

What is another way to call the primary dentition?

deciduous dentition

What does eruption mean?

The movement of the tooth into its normal working position in the mouth.

When does the primary dentition begin to erupt?

At about 6 months

What age should the primary dentition be in working position in the mouth?

By the age of two

What is this a picture?

Deciduous/primary dentition

What is another word for eruption?

Exfoliation

At what age do the permanent upper teeth’s central incisors erupt?

7-8 years

At what age do the permanent upper teeth’s lateral incisors erupt?

8-9 years

At what age do the permanent upper teeth’s canines (cuspid) erupt?

11-12 years

At what age do the permanent upper teeth's first premolars erupt?

10-11 years

At what age do the permanent upper teeth's second premolars erupt?

10-12 years

At what age do the permanent upper teeth's first molars erupt?

6-7 years

At what age do the permanent upper teeth's second molars erupt?

12-13 years

At what age do the permanent upper teeth’s third molars (wisdom teeth) erupt?

17-21 years

At what age do the permanent lower teeth’s third molars erupt?

17-21 years

At what age do the permanent lower teeth’s second molars erupt?

11-13 years

At what age do the permanent lower teeth’s first molars erupt?

6-7 years

At what age do the permanent lower teeth’s second premolars erupt?

11-12 years

At what age do the permanent lower teeth’s first premolars erupt?

10-12 years

At what age do the permanent lower teeth’s canines (cupids) erupt?

9-10 years

At what age do the permanent lower teeth’s lateral incisors erupt?

7-8 years

At what age do the permanent lower teeth’s central incisors erupt?

6-7 years

What does mixed dentition mean?

The stage at which the child still has some of the primary dentition but has already started to experience eruption of some of the permanent dentition. 

At what age do the first permanent teeth erupt and mixed dentition begins?

age 6

At what age does the mixed dentition end, and are the last of the primary teeth lost?

13 years old

How many teeth are in the permanent dentition and when are they al in position

32 teeth and usually 18-21 years old

What’s another word for permanent dentition?

succedaneous or adult dentition

What is this?

The permanent dentition

At what age do the primary upper teeth’s central incisors erupt?

8-12 months

At what age do the primary upper teeth’s lateral incisors erupt?

9-13 months

At what age do the primary upper teeth’s canines(cuspids) erupt?

16-22 months

At what age do the primary upper teeth’s first molars erupt?

13-19 months

At what age do the primary upper teeth’s second molars erupt?

25-33 months

At what age do the primary lower teeth’s second molars erupt?

23-31 months

At what age do the primary lower teeth’s first molars erupt?

14-18 months

At what age do the primary lower teeth’s canines (cuspids) erupt?

17-23 months

At what age do the primary lower teeth’s lateral incisors erupt?

10-16 months

At what age do the primary lower teeth’s central incisors erupt?

6-10 months

What are the teeth as they are arranged in the upper and lower jaws called?

dental arches

What do the the teeth in the maxilla form?

the maxillary arch

Which arch is a fixed position that only moves when the entire head moves?

maxillary arch

What arch do the teeth in the mandible form?

The Mandibular arch

Which arch is movable and hinged at the Temporomandibular joint (TMJ)?

The mandibular arch

Which is the mandibular arch and maxillary arch?

Maxillary = top and mandibular = bottom

What does occlusion mean?

The relationship between the maxillary and mandibular teeth when they meet in normal contact. 

or

Contact between teeth: biting or chewing.

What does malocclusion mean?

Any irregularities in the positioning and or relationship of the teeth 

What separates the two arches into four quadrants?

The midline

What is the midline?

An imaginary line drawn through the midline of the face and head, dividing into 2 identical parts.

Which quadrant is which?

• Maxillary Right/Quadrant one (Q1)

• Maxillary Left/Quadrant two (Q2)

• Mandibular Left/Quadrant (Q3)

• Mandibular Right/Quadrant four (Q4) 

How many teeth are in each quadrant?

up to 8

What sexant is which?

• Maxillary Right Posterior (Teeth 1-5) – S1

• Maxillary Anterior (Teeth 6-11) – S2

• Maxillary Left Posterior (Teeth 12-16) – S3

• Mandibular Left Posterior (Teeth 17-21) – S4

• Mandibular Anterior (Teeth 22-27) – S5

• Mandibular Right Posterior (Teeth 28-32) – S6

What is the Crown part of a tooth?

That part of the tooth which is covered with enamel and which is normally visible in the mouth. 

What is the cervical part of a tooth?

The neck of the tooth where the enamel of the crown joins the cementum of the root. 

What is the root part of a tooth?

They help to hold the tooth in place in its bony socket. 

What covers the root surface?

The cementum

What is the apex part of the tooth?

The tip of the root of the tooth 

What is the apical foramen of a tooth?

An opening in the tip of a root where a nerve, through which the blood supply enters and leaves the tooth.

What does apical mean?

Toward the apex – toward the tip of the root of the tooth. 

What is a foramen?

An opening in a bone (or tooth) to permit the passage of the nerves and blood vessels 

What is apicoectomy?

The surgical removal of the apical portion of the root. 

What does periapical mean?

Surrounding the apex, or tip, of the root.

What does periapical abscess mean?

A localized collection of pus is localized around the tip of the root and is usually caused by the death of the dental pulp. 

Label these.

Crown, cervical, root and apex

What are proximal surfaces?

Surfaces of the tooth which are next to the neighboring tooth in the same arch.

You can’t normally see these surfaces when all of the teeth are in position in the arch.

What does Mesial mean?

toward the midline. 

The mesial surface is the proximal surface that is towards the midline. 

What does Distal mean?

Away from the midline. 

The distal surface is the proximal surface which is away from the midline. 

What does facial refer to?

The surfaces of the teeth which are towards either the lip or cheek. 

What does lingual refer to?

The surfaces of the teeth which are towards the tongue.

What does occlusal refer to?

The broad chewing surfaces of the posterior teeth. 

What is the incisal edge?

Incise means to cut. The anterior teeth have a sharp biting and cutting edge.

What kind of edge do posterior teeth have?

They have occlusal surfaces 

What kind of edge do anterior teeth have?

Incisal edge instead of an occlusal surface. 

What does labial mean?

Refers to the lips.

The surface of the crown of an anterior tooth, which is towards the lips, may be referred to as either the labial or the facial surface. 

What does buccal mean?

Refers to the cheek.

The surface of the crown of a posterior tooth which is toward the cheek may be referred to as either the buccal or the facial surface. 

Label these.

What are the anterior teeth?

The incisors and canine teeth.

What are the posterior teeth?

The premolars and molars.

How many surfaces do the anterior teeth have?

4 surfaces

How many surfaces do the posterior teeth have?

5 surfaces