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Permanent teeth anatomy

Study

Teeth numbers

Study

Common abbreviations

Study

#of wisdom teeth

1,16,17,32

Anterior teeth-front teeth

6-11 and 22-27

Posterior-back teeth

1-5, 12-21,28-32

Medial-center teeth

8,9,24,25

Lateral teeth- side teeth

7,10,23,26

Gingiva

Means the gums

Mandible

Lower jaw bone

Upper jaw

Maxillary

Roof of the mouth

Hard palate

The area of the tooth where the nerves and blood vessels enter and exit the tooth, located at the very end of the root tip

Apex (a)

The hard tissue which teeth securely reside within

Bone (b)

The junction line between the enamel layer and the cementum layer of the tooth

Cementoenamel junction (cej)

The specialized layer of cells which cover the root surface

Cementum (cm)

The part of the tooth which is visible and protrudes through the gingiva

Crown (cr)

The softer underlying layer beneath the enamel

Dentin (d)

The hard white material which covers the crown portion of the tooth

Enamel (e)

The trough formed by the collar of gingiva

Sulcus (s)

The rolled border or crest of tissue sore pounding the crown portion of each tooth

Gingival margin (gm)

Contains Nerva and blood vessels which enter and exit the apex of the tooth and are responsible for the nourishment of the pulp tissue

Pulp Canal (c)

Nerve canal of tooth

Contains nerves and blood supply, largest part of nerve

Pulp chamber (PC)

Ligament between root and bone

Periodontal membrane (pm)

The part of the tooth not covered by enamel, embedded in bone and covered by cementum

Root (r)

Facial teeth

Part of tooth that touches the cheeks and lips, aka labial and Buccal

Palatal

Upper teeth only touching tongue

Lingual

Lower teeth touching tongue side, most offices use lingual for upper and lower

Mesial

Surface of tooth facing the center teeth

Distal

Surface of tooth facing posterior teeth

Occlusal (o)

Chewing surface, bicuspids and molars

Incisal

Biting or cutting edge, centrals, laterals and canine

Silver filling

Amalgam

White filling

Composite

Periodontics, specialist called paradonics

Dentistry which deals with treatment of diseases in the gingival and bony tissue

Crown and bridge

Dentistry deals with fabrication of crowns for broken teeth and bridges for missing teeth

Endodontics

Specialize in root canals

Orthodontics

Specialize in treating and preventing malocclusion of the teeth and associated structures. Involves more than braces

Oral surgery

Involves the diagnosis and surgical treatment of injuries, disease, and defects. Consists of more than tooth extractions.

Tooth extraction

Prosthodontics

Restoration and placement of natural teeth with crowns, bridges and dentures

Is tooth decay. This is an transmissible bacterial infection

Caries

Carious lesions can occur in four general areas of the tooth

Smooth surface, pit infisure, root surface, secondary or recurrent

3 ways to control tooth decay

Brushing, flossing, diet