Maricopa Community Colleges  DHE126   19936-20006 
Official Course Description:   MCCCD Approval:  05/23/00  
DHE126      19936-20006 LEC 2 Credit(s) 2 Period(s)
Oral Histology and Embryology
The study of microscopic oral tissues and embryonic development of the face and oral cavity, with emphasis on clinical significance and the relationship to dental hygiene therapy. Prerequisites: Admission to the Dental Hygiene Program or permission of instructor.
 
Go to Competencies    Go to Outline
 
MCCCD Official Course Competencies:
 
DHE126   19936-20006 Oral Histology and Embryology
1. Explain the role and application of general/oral histology and embryology in the study of dental hygiene therapy. (I)
2. Describe the development, location, chemical composition, physical structure, and clinical significance of enamel. (I) (III) (IV)
3. Describe the development, location, chemical composition, physical structure, and clinical significance of dentin and cementum. (IV)
4. Explain the development, location, structural elements, regressive changes, and clinical significance of the pulp. (III)
5. Describe the cellular composition, structure, and clinical significance of the periodontal ligament and surrounding tissues. (IV)
6. Identify from a slide the periodontal and gingival fibers and explain the function of these fibers and their importance as related to dental hygiene therapy. (IV)
7. Describe the development, location, structure, function, physiological changes, and clinical significance of bone. (IV)
8. Describe the histological structures of the gingiva, and their clinical significance as related to the color, contour, and texture of the tissues. (II) (IV)
9. Assess from a slide the development, types, location, cellular components, and clinical significance of the oral mucous membranes. (II)
10. Explain the classification, composition, functions, and ducts of the major and minor salivary glands. (IV)
11. Describe and identify from a slide the embryonic development of teeth, the oral cavity, and the face, emphasizing the factors which are significant in cleft lip and palate formation. (III)
12. Identify from a slide such structures as tooth bud, cap, bell stage, enamel, dentin, pulp, cementum, periodontal ligament, alveolar process, salivary glands, and facial and palatal development. (II) (IV)
13. Explain tooth eruption and identify from a slide the phases of tooth eruption/exfoliation. (IV) (V)
Go to Description    Go to top of Competencies
 
MCCCD Official Course Outline:
 
DHE126   19936-20006 Oral Histology and Embryology
    I. Introduction to General and Oral Histology
        A. Terminology
        B. General histology
        C. Oral histology
      II. Oral Histology
        III. Embryology of the Face and Teeth
            A. Cleft lip and palate
            B. Stages of tooth development
          IV. Soft and Hard Tissues
              A. Enamel
              B. Dentin
              C. Cementum
              D. Pulp
              E. PDL (periodontal ligament)
              F. Bone
              G. Salivary glands
              H. TMJ (temporomandibular joint)
            V. Tooth Eruption
                A. Phases
                B. Stages
            Go to Description    Go to top of Competencies    Go to top of Outline