Skip to main content

Dental Anatomy and Terminology Study Guide

Learn about the different stages of human dentition, from primary to permanent teeth. Understand tooth types, numbering systems, and the detailed anatomy of tooth crowns and roots. This guide covers essential concepts for dental students and professionals.

Save this study guide to your study set

Sign up free

Your learning path

Fundamentals of Dentition, Anatomy, and Tooth Terminology

Overview of Primary and Permanent Dentitions

This chapter describes the two dentitions, tooth types, and the relationship between primary and permanent teeth.

  • primary dentition
  • permanent dentition
  • mixed dentition period
  • deciduous teeth
  • succedaneous teeth
  • nonsuccedaneous teeth
  • incisors
  • canines
  • premolars
  • molars
  • tooth numbering systems

Overview of Tooth Designation Systems

This topic covers tooth designation systems including the Universal Numbering System, International Numbering System, and Palmer notation for primary and permanent dentition.

  • Universal Numbering System
  • International Numbering System
  • Palmer notation
  • Primary dentition numbering
  • Permanent dentition numbering
  • Tooth quadrants
  • Arch and tooth position

Overview of Dentition Periods and Terminology

Clinical considerations for primary, mixed, and permanent dentition periods including eruption sequences, jaw growth, and dental anatomy terminology.

  • Primary dentition period
  • Mixed dentition period
  • Permanent dentition period
  • Eruption markers
  • Shedding and exfoliation
  • Interceptive orthodontic considerations
  • Overretained primary teeth
  • Root completion
  • Maxillary and mandibular arches
  • Alveolus and alveolar process
  • Occlusion

Overview of Dentitions and Tooth Anatomy

This overview covers dentition terminology, quadrants, sextants, and tooth anatomy including crown, root, and tooth tissues.

  • Midline, anterior, and posterior teeth
  • Quadrants and sextants
  • D-A-Q-T naming order
  • Crown, root, and tooth tissues
  • Cementoenamel junction (CEJ)
  • Anatomic vs. clinical crown
  • Anatomic vs. clinical root
  • Root axis line, tilt, and angulation
  • Root shapes, taper, and concavities
  • Furcations
  • Crown-to-root ratio

Overview of Dentition Orientational Tooth Terms

Orientational tooth terms including surfaces, areas, angles, and thirds are used for charting, diagnosis, and instrumentation.

  • Facial, labial, and buccal surfaces
  • Lingual and palatal surfaces
  • Mesial and distal proximal surfaces
  • Incisal and occlusal masticatory surfaces
  • Contact areas and interproximal spaces
  • CEJ curvature
  • Height of contour and crest of curvature
  • Embrasures
  • Line angles
  • Point angles
  • Crown and root thirds

Overview of Tooth Form and Function

Tooth form connects shape, function, and clinical recognition for incisors, canines, premolars, and molars.

  • Incisor biting and cutting function
  • Canine piercing and tearing function
  • Premolar transition functions
  • Molar grinding and crushing function
  • Geometric tooth form descriptions
  • Clinical tooth form variation
  • Restoration of tooth form and esthetics
  • Occlusal surface anatomy

Anatomy and Management of Permanent Anterior Teeth

Clinical Presentation of Permanent Canines

This topic covers clinical presentations, etiology, and treatment considerations for diastema, mesiodens, Hutchinson incisor, impacted canines, and retrocuspid papillae.

  • mesiodens
  • Hutchinson incisor
  • Canine impaction
  • Retrocuspid papillae

Management of Permanent Canine Avulsion

Immediate recognition, saving the tooth, and follow-up care for permanent anterior teeth avulsed due to trauma.

  • Avulsion
  • Periodontal ligament fibers
  • Splinting
  • Endodontic treatment
  • Ankylosis
  • Apical periodontitis
  • Pulp necrosis
  • Root resorption
  • Pulp canal obliteration
  • Canine functions
  • Morphology

Permanent Anterior Teeth and Identification

This content covers the morphology, numbering systems, and clinical considerations of permanent maxillary and mandibular incisors and canines.

  • Universal and International numbering systems
  • Maxillary central incisors
  • Maxillary lateral incisors
  • Mandibular central incisors
  • Mandibular lateral incisors
  • Permanent canines
  • Incisor morphology
  • Mamelons
  • Lingual pits and grooves
  • Talon cusps
  • Dens in dente
  • Attrition
  • Tooth orientation terminology

Anatomy and Clinical Features of Permanent Dentition

Permanent Posteriors and Premolar Anatomy

This lecture covers permanent posterior dentition anatomy, premolar morphology, and occlusal surface features including cusps, ridges, grooves, and fossae.

  • Permanent posterior teeth
  • Premolar morphology
  • Occlusal crown outline
  • Occlusal table
  • Marginal ridges
  • Inclined cuspal planes
  • Triangular ridges
  • Transverse ridges
  • Fossae and pits
  • Developmental grooves
  • Supplemental grooves
  • Buccal height of contour
  • Lingual height of contour

Permanent Posterior Teeth and Maxillary First Premolars

This lecture covers permanent posterior teeth and premolars, including root anatomy, furcations, and the specific crown, pulp, and root features of maxillary first premolars.

  • root trunk
  • bifurcation
  • trifurcation
  • furcation crotches
  • permanent premolars
  • succedaneous teeth
  • mastication
  • premolar crown anatomy
  • maxillary premolars
  • mandibular premolars
  • proximal root concavities
  • Maxillary first premolars
  • Eruption and root completion
  • Succedaneous replacements
  • Buccal and lingual cusps
  • Bifurcated roots
  • Root trunk and furcations
  • Pulp horns and canals
  • Mesial root concavity
  • Mesial marginal groove

Anatomy and Clinical Considerations of Permanent Molars

Permanent molars anatomy influences caries-risk assessment, periodontal instrumentation, and extraction planning for maxillary and mandibular teeth.

  • mandibular third molars
  • maxillary molars
  • mandibular molars
  • lingual inclination
  • pericoronitis
  • operculum
  • impaction
  • mandibular canal
  • inferior alveolar nerve
  • oblique ridge
  • furcation involvement
  • nonsuccedaneous teeth
  • periodontal instrumentation

Anatomy and Clinical Features of Permanent Canines

This document discusses the permanent canines, including their location, eruption sequence, crown and root features, and clinical considerations in patient care.

  • Permanent canines
  • Tooth numbering systems
  • Eruption sequence
  • Maxillary and mandibular canines
  • Succedaneous teeth
  • Canine function
  • Facial support
  • Canine guidance
  • Occlusion
  • Crown morphology
  • Labial and lingual landmarks
  • Root and pulp features
  • Clinical applications

Clinical Considerations of Permanent Canines

Clinical considerations for maxillary and mandibular permanent canines including eruption, root anatomy, and crown features.

  • Maxillary canine impaction
  • Maxillary canine root dilaceration
  • Maxillary canine dentigerous cyst
  • Mandibular canine root bifurcation
  • Maxillary vs mandibular canine comparison
  • Cusp slope attrition
  • Pulp chamber and canal anatomy
  • Cingulum and lingual surface features
  • Root concavities and developmental depressions

Morphology of Permanent Anterior Teeth

This chapter identifies permanent anterior teeth, including incisors and canines, and discusses their properties, morphology, and clinical considerations.

  • Incisors
  • Canines
  • Developmental lobes
  • Cingulum
  • Marginal ridges
  • Lingual fossa
  • Developmental depressions
  • Succedaneous teeth
  • Incisal surface
  • Cementoenamel junction (CEJ)
  • Height of contour
  • Root morphology
  • Clinical risk assessment

Make it your own.

Keep these readings and topics in a new study set, or add them to one you already use.

Get started freeLog in