DH 101 - Dental Anatomy ICredits: 2
Examines terminology of dental anatomy, morphology of the human dentitions and occlusion.
Prerequisite(s): None
Corequisite(s): None
Lecture Hours: 30 Lab Hours: 0
Meets MTA Requirement: None
Pass/NoCredit: No
Outcomes and Objectives 1. Identify and explain the function of the 25 various parts of a tooth.
A. Define and locate the following structures on models and extracted specimen.
1. Crown: a. Anatomical, b. Clinical
2. Lobe
3. Proximal Contact
4. Proximal Surface
5. Crest of Curvature
6. Line Angle
7. Point Angle
8. Marginal Ridge
9. Cervical Line
10. Root
11. Anatomical
12. Clinical
13. Apex
14. Apical Foramen
15. Longitudinal Groove
16. Pulp Chamber
17. Pulp Canal
18. Pulp Cavity
19. Pulp Horn
20. Orifice
21. Canals: a. Accessory, b. Aberrant
B. Explain the importance of the following tissues and describe their location on a tooth.
1. Enamel
2. Dentin
3. Cementum
4. Pulp
C. Explain what the following initials stand for:
1. CEJ
2. DEJ
3. CDJ
2: Apply the basic terminology used in dentistry.
A. Name and locate the two bones that make up the dental arches.
B. Name and locate the various surfaces on an anterior and posterior tooth.
C. Explain the causes of the following conditions:
1. Antodontic
2. Abrasion
3. Attrition
4. Atrophy
5. Bruxism
6. Decalcification
7. Congenitally Missing
8. Diastema
9. Edematous
10. Erosion
11. Exfoliation
12. Recession
13. Resorption
14. Supernumerary
15. Mesoderm
16. Eruption
D. Identify which teeth are considered succedaneous and non-succedaneous.
E. Define the following terms:
1. Amorphous
2. Antagonist
3. Apatite
4. Deposition
5. Dont
6. Concavity
7. Convexity
8. Embrasure
9. Etiology
10. Parallel
11. Perpendicular
F. Locate the following structures on a typodont.
1. Midline
2. Arch
3. Quadrant
3. Demonstrate how a tooth is divided.
A. Using figures 3,4, & 5 label the thirds of a tooth.
B. Identify which direction a tooth is facing when using the following divisions.
1. Mesiodistal
2. Faciolingual
3. Cervico-occlusal/incisal
4. Demonstrate how the two dentition are coded.
A. Name the teeth in the primary and permanent dentition.
B. Identify the number of teeth in the primary and permanent dentition.
C. Describe the three different dentition in humans, and giving the approximate time periods that
they occur in.
D. Demonstrate the Universal, Palmer and International methods of charting the primary and
permanent dentition.
5. Identify and explain the role of teeth in the primary dentition.
A. Explain the importance of retaining all primary teeth until mother nature exfoliates them.
B. State the reason why there is a natural space between the primary teeth.
C. Explain the three stages of tooth eruption.
D. Explain what is meant by the following terms:
1. Shedding
2. Ankylosis
E. List the various functions of primary teeth.
6. Explain the role, identify and apply specific characteristic of the primary and permanent incisors.
A. Define and locate the following terms:
1. Mamelon
2. Cingulum
3. Lingual Fossa
4. Lingual Pit
5. Tubercles
6. Line Angles: a. Mesiofacial, b. Mesiolingual, c. Distofacial, d. Distolingual
7. Marginal Ridges: a. Mesial Marginal, b. Distal Marginal, c. Linguocervical Marginal
B. Identify the natural specimens of the permanent and primary incisors, according to their name, quadrant, arch, class and number/letter
from the Universal Code.
C. State the approximate date of eruption and calcification dates for each incisor.
D. Locate the proximal contact for each permanent tooth.
E. State the approximate root length for each permanent tooth.
F. Identify the shapes and location of the longitudinal grooves on each permanent tooth.
G. State the kinds of variations most commonly found in each incisor and compare these incisors with each other.
H. Compare the permanent incisors with the primary incisors.
7: Explain the role, identify and apply specific characteristic of the primary and permanent cuspids.
A. Define and locate the following terms:
1. Cusp Ridge
2. Cusp Tip
3. Lingual Ridge
4. Ridges: a. Facial, b. Mesial and Distal Cusp, c. Mesial and Distal Marginal, d. Cingulum
5. Fossa: a. Mesiolingual, 1b. Distolingual
B. Identify the natural specimens of the permanent and primary cuspids, according to their name, quadrant, arch, class and number/letter
from the Universal Code.
C. State the approximate date of eruption and calcification dates for each cuspid.
D. Locate the proximal contact for each permanent tooth.
E. State the approximate root length for each permanent tooth.
F. Identify the shapes and location of the longitudinal grooves on each permanent tooth.
G. State the kinds of variations most commonly found in each cuspid and compare these cuspids with each other.
H. Compare the permanent cuspids with the primary cuspids.
8. Explain the role, identify and apply specific characteristic of the permanent premolars.
A. Define and locate the following:
1. Occlusal Table
2. Occlusal Surface
3. Developmental Groove
4. Sulcus
5. Root Trunk
6. Bifurcated Root
7. Triangular Ridge
8. Triangular Fossa
9. Transverse Ridge
10. Functional Cusp
11. Fissure
12. Pit
13. Supplemental Grooves
B. Identify the natural specimens of the permanent premolars, according to their name, quadrant, arch, class and number/letter from the
Universal Code.
C. State the approximate date of eruption and calcification dates for each premolar.
D. Locate the proximal contact for each permanent tooth.
E. State the approximate root length for each permanent tooth.
F. Identify the shapes and location of the longitudinal grooves on each permanent tooth.
G. State the kinds of variations most commonly found in each premolar and compare these premolars with each other.
H. Identify the root/roots of the premolars according to their surfaces.
I. Explain the reason why the term bicuspid is an incorrect term.
J. Identify the different occlusal grooves on each of the four premolars.
K. Identify the three different occlusal patterns found only on the mandibular 2nd premolar.
9. Explain the role, identify and apply specific characteristic of the primary and permanent molars.
A. Define and locate the following terms:
1. Oblique Ridge
2. Trifurcation Root
3. Cusp of Carabelli
B. Identify the natural specimens of the permanent and primary molars, according to their name, quadrant, arch, class and number/letter from
the Universal Code.
C. State the approximate date of eruption and calcification dates for each molar.
D. Locate the proximal contact for each permanent tooth.
E. State the approximate root length for each permanent tooth.
F. Identify the shapes and location of the longitudinal grooves on each permanent tooth.
G. State the kinds of variations most commonly found in each molar and compare these molars with each other.
H. Identify the root/roots of the molars according to their surfaces.
I. List the cusp size from the occlusocervical and mesiodistal measurements from the longest to shortest and largest to smallest on the
Maxillary and Mandibular 1st and 2nd molars.
J. Identify the different occlusal grooves on each of the molars.
10. Apply the terminology of occlusion and identify the classification of occlusion.
A. Define and identify the following terms:
1. Openbite
2. Overjet
3. Overbite
4. Crossbite
5. Edge to Edge
6. End to End
7. Midline Deviation
8. Labioversion
9. Linguoversion
10. Supraversion
11. Infraversion
12. Torsoversion
13. Transposed
B. Explain the difference between a Class I, II, and III occlusion according to tooth relationship and facial profile.
C. Identify the different permanent and primary classification of occlusion on the orthodontic models.
D. Explain the three different types of dysplasia.
E. State the Hereditary, Systemic and Extrinsic factors that affect occlusion.
F. Define the terms stated on pages 63 and 64.
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