DAA 120 - Dental, and Oral Anatomy, Histology and Embryology
Description
This course will provide an in-depth study of oral anatomy and also familiarize the student with the histology and embryology of the oral structures.
Credit Hours: 2
Contact Hours: 2
Prerequisites/Other Requirements: None
English Prerequisite(s): None
Math Prerequisite(s): None
Course Corequisite(s): DAA 112
Academic Program Prerequisite: None
Consent to Enroll in Course: Department Consent Required
Dual Enrollment Allowed?: No
Course Fees: $5.00
Number of Times Course can be taken for credit: 1
Programs Where This Course is a Requirement:
Dental Assisting, A.A.A.S., Dental Assisting Certificate
General Education Requirement:
None
General Education Learner Outcomes (GELO):
NA
Course Learning Outcomes:
1. Identify and locate these parts of the lips: philtrum, vermillion border.
2. Describe the musculature and papillae of the tongue.
3. Describe the parts of the gingiva
4. Identify the structures found in the floor of the mouth.
5. Identify the structures of the hard and soft palates.
6. Identify the structures of the vestibule.
7. Differentiate between keratinized and non-keratinized mucosa.
8. Describe the location and purposes of the major and minor salivary glands.
9. List the parts of a basic cell structure.
10. Describe the formation of the orofacial complex including the development of cleft lip and palate.
11. Describe the process of enamel formation.
12. List the components of enamel.
13. Describe the process of dentin formation.
14. List the components of dentin and describe the differences between enamel and dentin.
15. List the components of pulp and when they appear.
16. Describe the formation of roots, cementum, alveolar bone and the periodontal ligament.
17. List and describe the tissues of the periodontium
18. Identify and describe the mucosa which is found in the oral cavity.
19. Describe the structure of a salivary gland and differentiate between serous and mucous secretions.
20. Differentiate between the bones of the viscerocranium and the neurocranium.
21. List the components of the temporomandibular joint.
22. Describe the function of the parts of the temporomandibulat joint.
23. Locate the sites for the most common intraoral injections.
24. Describe how dental infection spreads and the effects of the lymph system.
25. Differentiate between primary, secondary and tertiary lymph nodes.
26. Recognize primary dentition from permanent dentition.
27. Compare and contrast the differences between the permanent and primary dentitions in the areas of color, size and position.
28. Use the Universal tooth numbering system to identify permanent and primary teeth.
29. Use the Palmer Notation system to identify permanent and primary teeth.
30. Explain the eruption sequence of the teeth.
31. Recognize occlusal classifications utilizing Angle’s classification system.
32. Recognize crossbite, openbite, overbite and overjet.
33. Be familiar with preventive and therapeutic clinical considerations related to the dentition.
34. Describe the causes of dental anomalies.
35. Be familiar with the classification of dental anomalies according to size, number and shape.
36. Describe the differences between the permanent maxillary centrals and laterals, and the differences between the permanent mandibular centrals and laterals.
37. Describe the differences between the permanent maxillary cuspids and the permanent mandibular cuspids.
38. Describe the difference in characteristics between the maxillary premolars and the mandibular premolars.
39. Describe the differences between the permanent maxillary first, second, and third molars.
40. Describe the differences between the permanent mandibular first, second and third molars.
41. Compare and contrast the permanent maxillary and mandibular molars.
Course Outline:
I. Normal Intraoral Anatomy
A. Lips
1. Vermillion border
2. Philtrum
B. Tongue
1. Musculature
2. Papillae
a. Types
b. Function
C. Gingiva
1. Gingival margin
2. Free Gingiva
3. Gingival groove
4. Attached gingiva
5. Interdental papilla
D. Floor of the Mouth
1. Soft tissue
a. Wharton’s duct
b. Sublingual fold
c. Lingual frenum
2. Hard tissue
a. Mandibular tori
E. Palate of the Mouth
1. Hard Palate
a. Rugae
b. Incisive papilla
2. Soft palate
a. uvula
F. Vestibule
1. Mucobuccal fold
2. Frenuli
G. Mucosa
1. Non-keratinized
2. Keratinized
H. Salivary Glands
1. Major
a. Parotid
b. Submandibular
c. Sublingual
d. Purpose/function
2. Minor
a. Named by location
1. Labial
2. Buccal
3. Palatine
4. Glossopalatine
5. Lingual
b. Purpose/function
II. Structural Components of the Head and Neck
A. Bones of the Skull
1. Neurocranium
2. Viscerocranium
B. Nasal Cavity, Sinuses and Paranasal Sinuses
C. Muscles of Mastication and Facial Expression
D. Temporomandibular Joint
E. Arterial Supply and Venous Drainage
F. Nervous System
1. Cranial nerves
a. Trigeminal nerve
G. Lymph System
1. Primary, secondary, and tertiary nodes
III. Dental Histology and Embryology
A. Cell Structure
1. Parts
B. Formation of the Orofacial Complex
1. Facial development
a. cleft lip
2. Palatal development
b. cleft palate
C. Formation of Enamel
1. Enamel organ
a. Preameloblasts
b. Ameloblasts
c. Mineralization and Maturation stages
2. Enamel Composition
D. Formation of Dentin
1. Odontoblasts
2. Dentin Composition
a. inorganic
b. organic
E. Formation of Pulp
1. Composition
F. Root Formation
1. Formation of periodontal ligament
2. Components
G. Oral Mucosa
1. Types
a. Squamous
1. Simple
2. Stratified
H. Salivary Glands
1. Acini
a. serous
b. mucous
IV. Dental Anatomy
A. Functions and Terms
1. Dentition
a. Primary
b. Permanent
2. Numbering systems
a. Universal
b. Palmer Notation
B. Development and Form, Eruption sequences
C. Occlusion
1. Angle’s classifications
2. Centric relation and occlusion
3. Horizontal alignment
a. Crossbite
4. Vertical alignment
a. Openbite
D. Dental Anomalies
1. Causes
a. Intrinsic
b. Extrinsic
2. Classifications
a. According to size
b. According to number of teeth
c. According to shape
E. Clinical Considerations
1. Preventive
2. Therapeutic
F. The Teeth
1. Incisors
2. Canines
3. Premolars
4. Molars
5. Deciduous teeth
Approved for Online and Hybrid Delivery?:
No
Instructional Strategies:
Lecture 60-70%
Small groups 10-20%
Discussion 10-30%
Mediated Instruction 10-20%
Mandatory Course Components:
None
Equivalent Courses:
None
Accepted GRCC Advanced Placement (AP) Exam Credit: None
AP Min. Score: NA
Name of Industry Recognize Credentials: None
Course prepares students to seek the following external certification:
No
Course-Specific Placement Test: None
Course Aligned with ARW/IRW Pairing: NA
Mandatory Department Assessment Measures:
None
Course Type:
Program Requirement- Offering designed to meet the learning needs of students in a specific GRCC program.
Course Format:
Lecture - 1:1
Total Lecture Hours Per Week: 2
People Soft Course ID Number: 102171
Course CIP Code: 51.0601
Maximum Course Enrollment: 30
General Room Request: None
High School Articulation Agreements exist?: No
If yes, with which high schools?: NA
Non-Credit GRCC Articulation Agreement With What Area: No
Identify the Non Credit Programs this Course is Accepted: NA
School: School of Health & Exercise Science
Department: Dental Auxiliaries
Discipline: DAA
Faculty Credential Requirements:
Program Accreditation Requirement (list below), Certification/License Requirement (list below), Master’s Degree (GRCC general requirement), Other (list below), Professionally qualified through work experience in field (Perkins Act or Other) (list below)
Faculty Credential Requirement Details:
Must be a Registered Dental Assistant, Registered Dental Hygienist, or Dentist.
DA Standard 3-6 states: Faculty providing didactic instruction must have earned at least a baccalaureate degree.
Master’s degree in Education or a related credential is preferred. A minimum of 2 years of related work experience (4,000 hours) is required to satisfy Perkins Vocational Act requirements.
Major Course Revisions: N/A
Last Revision Date Effective: 20220215T18:40:46
Course Review & Revision Year: 2026-2027
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