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Posted: 05/05/05

DHY 102 – Head and Neck Anatomy

 

Course Description

Focuses on anatomy of the head and neck.  Emphasis is placed on those structures directly affected by the practice of dentistry. Topics include: Terminology, anatomic landmarks, osteology of the skull, temporomandibular joint,  muscles of mastication, muscles of facial expression, nervous system, blood supply of the head and neck, lymphatic system and immunology, endocrine and exocrine glands of the head and neck, nasal and paranasal sinuses, and fascial spaces and the spread of dental infections.


 

Competency Areas

Hours

Terminology

Class

3

Anatomic Landmarks

D. Lab

0

Osteology Of The Skull

P. Lab/O.B.I.

0

Temporomandibular Joint

Credit

3

Muscles Of Facial Expression

 

 

Nervous System

 

 

Blood Supply Of The Head And Neck

 

 

Lymphatic System And Immunology

 

 

Endocrine And Exocrine Glands Of The Head And Neck

 

 

Nasal And Paranasal Sinuses Fascial Spaces And The Spread Of Dental Infections

 

 

 

Prerequisite:

Program Admission

Corequisite:

     

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.


Terminology

1

0

0

     

Define various terms used to describe the locations of structure in relation to the midlines or anatomical position.

 

 

 

 

Define the anatomical position.

 

 

 

Anatomic Landmarks

2

0

0

 

Identify anatomic landmarks utilizing proper terminology in describing their location to other landmarks.

 

 

 

 

Integrate associated landmarks into performing patient extraoral and intraoral examinations.

 

 

 

Osteology Of The Skull

4

0

0

 

Identify various bones of the skull and face.

 

 

 

 

Identify various sutures, fossa, foramina and process of the bones of the skull and face.

 

 

 

Tempromandibular Joint

2

0

0

 

Describe the tempromandibular joint.

 

 

 

 

List the bony, soft tissue and ligaments of the TMJ

Describe movements of the TMJ

 

 

 

Muscles Of Mastication

3

0

0

 

Identify muscles of mastication.

 

 

 

 

Describe origin and insertion and nerve supply of the muscles of mastication.

 

 

 

 

Describe functions of each muscle of mastication.

 

 

 

Muscles Of Facial Expression

3

0

0

 

Identify muscles of facial expression.

 

 

 

 

Describe origin and insertions of the major muscles of facial expression.

 

 

 

 

Describe function of the major muscles of facial expression.

 

 

 

 

Identify nerve supply of the muscles of facial expression

 

 

 

Nervous System

6

0

0

 

Define central, peripheral and autonomic nervous system.

 

 

 

 

Identify components of a neuron.

 

 

 

 

List and describe the function of each of the cranial nerves.

 

 

 

 

Identify nerves associated with structures of the oral cavity and their importance to the practice of dentistry.

 

 

 

Blood Supply Of The Head And Neck

3

0

0

 

Describe distribution of blood to the head and neck beginning with the heart.

 

 

 

 

Identify and describe the distribution of blood to major structures of the head and neck.

 

 

 

 

Identify and describe the flow of venous blood in the head and neck.

 

 

 

 

Relate the importance of the knowledge of blood flow and the practice of dentistry.

 

 

 

Lymphatic System And Immunology

2

0

0

 

Define the importance and function of the lymphatic system.

 

 

 

 

Identify and describe the locations of the major lymph node groups of the head and neck.

 

 

 

 

Describe regions drained by the various node groups.

 

 

 

 

Describe the relationship of the lymphatic system to the overall function of the immune system.

 

 

 

Endocrine And Exocrine Glands Of The Head And Neck

2

0

0

 

Define an endocrine and an exocrine gland.

 

 

 

 

Identify endocrine and exocrine glands of the head and neck and their locations.

 

 

 

 

Describe types of secretions of the glands of the head and neck and their function.

 

 

 

 

Identify innervations of the major glands of the head and neck.

 

 

 

Nasal And Paranasal Sinuses

1

0

0

 

Identify and locate the nasal and paranasal sinuses

 

 

 

 

Describe functions of the sinuses.

 

 

 

 

Describe innervations of the soft tissues of the sinuses.

 

 

 

Fascial Spaces And The Spread Of Dental Infections

1

0

0

 

Identify fascial triangles of the head and neck.

Describe the spread of dental infections through the fascial spaces.

 

 

 

 

Suggested Resources

 

Fehrenbach, M.J. and Herring, S.W.:  Illustrated Anatomy of the Head and Neck, W. B. Saunders Co., 1996.

Brand, R. and Isselhard, D. E.:  Anatomy of Orofacial Structures, sixth Ed., Mosby, 1998.