Anatomy for Dental Students
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Course Introduction
This course provides dental students with a comprehensive understanding of human anatomy with a strong emphasis on structures relevant to dentistry. It covers the detailed anatomy of the head and neck region, including the bones, muscles, vascular supply, nerves, glands, and oral cavity structures. Students will explore the relationship between anatomical features and dental procedures, focusing on clinical correlations essential for diagnosis and treatment planning in dental practice. The course integrates theoretical knowledge with practical sessions, enabling students to develop the anatomical foundation necessary for safe and effective dental care.
Recommended Textbook
Illustrated Anatomy of the Head and Neck 4th Edition by Margaret J. Fehrenbach
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12 Chapters
364 Verified Questions
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Chapter 1: Introduction to Head and Neck Anatomy
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Sample Questions
Q1) The dental professional MUST have a thorough understanding of head and neck anatomy when performing patient examination procedures, both extraoral and intraoral. Certain terms can be used to give information about the depth of a structure in relationship to the surface of the body.
A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.
Answer: A
Q2) From the following list of terms, select which terms DIRECTLY relate to the median plane of the body.
A) Medial
B) Lateral
C) Ipsilateral
D) Contralateral
Answer: A, B
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Chapter 2: Surface Anatomy
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Sample Questions
Q1) The superior and posterior free margin of the auricle is the helix, which ends inferiorly at the lobule. The lobule is a small flap of tissue that is the part of the auricle anterior to the external acoustic meatus.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.
Answer: C
Q2) The regions of the head include specific anatomic structures. Which region listed below is NOT included in the regions of the head?
A) Frontal
B) Parietal
C) Orbital
D) Zygomatic
E) Submental
Answer: E
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Chapter 3: Skeletal System
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Sample Questions
Q1) Which of the following bony landmarks is formed by the vertical plates of the palatine bones?
A) Nasal septum
B) Posterior hard palate
C) Lateral walls of the nasal cavity
D) Superior wall of the orbit
Answer: C
Q2) Which of the following processes forms the lateral part of the infraorbital rim?
A) Temporal process of the zygomatic bone
B) Maxillary process of the zygomatic bone
C) Frontal process of the maxilla
D) Alveolar process of the maxilla
Answer: B
Q3) Why is the pterygoid process of the sphenoid bone an important feature of the skull to the dental professionals?
A) Serves as an attachment for the muscles of mastication
B) Serves as an attachment for muscles involved in swallowing
C) Serves as a landmark observed on maxillary posterior periapical radiographs
D) Serves as a landmark observed on mandibular posterior periapical radiographs
Answer: A
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Chapter 4: Muscular System
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Sample Questions
Q1) When swallowing, what do the suprahyoid muscles do?
A) Elevate the hyoid bone
B) Depress the hyoid bone
C) Retract the hyoid bone
D) Depress the mandible
Q2) Which of the following muscles is NOT considered a suprahyoid muscle?
A) Digastric muscle
B) Mylohyoid muscle
C) Stylohyoid muscle
D) Sternothyroid muscle
Q3) Which of the following muscles listed below does NOT serve to elevate the upper lip?
A) Levator anguli oris muscle
B) Levator labii superioris alaeque nasi muscle
C) Risorius muscle
D) Zygomaticus major muscle
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6
Chapter 5: Temporomandibular Joint
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Sample Questions
Q1) What occurs with the dislocation of BOTH the temporomandibular joints on a patient?
A) Subluxation
B) Cellulitis
C) Paresthesia
D) Thrombus
Q2) Opening the jaws during speech and mastication involves BOTH elevation and retraction of the mandible. When the jaws close, this involves BOTH depression and protrusion of the mandible.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true, the second is false.
D) The first statement is false, the second is true.
Q3) Which ligament associated with the temporomandibular joint is a landmark for the administration of inferior alveolar local anesthetic nerve block?
A) Temporomandibular joint ligament
B) Sphenomandibular ligament
C) Stylomandibular ligament
D) Stylohyoid ligament
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Page 7
Chapter 6: Vascular System
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Sample Questions
Q1) The veins of the head and neck start out as large venules and become smaller as they near the base of the neck on their way to the heart. The veins of the head and upper neck are usually symmetric in location with limited or NO variance regarding their location.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.
Q2) From the following list of descriptions, select which descriptions can be used for the pathway of the external carotid artery.
A) Begins at inferior border of thyroid cartilage
B) Travels upward medial to internal carotid artery
C) Begins at the termination of common carotid artery
D) Travels upward lateral to internal carotid artery
Q3) How is the blood supply DIRECTLY provided to the sternocleidomastoid muscle?
A) Internal carotid artery
B) Superior thyroid artery
C) Lingual artery
D) Angular artery
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Page 8
Chapter 7: Glandular Tissue
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Sample Questions
Q1) Which of the following glands can be palpated as part of an extraoral examination?
A) Lacrimal gland
B) Thyroid gland
C) Parathyroid gland
D) Thymus gland
Q2) Which of the following glands wraps around the mylohyoid muscle?
A) Parotid gland
B) von Ebner's glands
C) Sublingual gland
D) Submandibular gland
Q3) What is the relationship of the submandibular duct to the lingual nerve as it courses from posterior to anterior?
A) Inferior and posterior to superior and anterior
B) Inferior and medial to superior and lateral
C) Lateral and anterior to medial and posterior
D) Superior and lateral to inferior and medial
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Chapter 8: Nervous System
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Sample Questions
Q1) Sympathetic and parasympathetic nerves are antagonistic to one another. BOTH nerve systems function as part of the somatic nervous system.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.
Q2) Which of the following pair of nerves merges posterior to the mental foramen to form the inferior alveolar nerve?
A) Incisive and lingual nerves
B) Incisive and mental nerves
C) Mylohyoid and mental nerves
D) Mylohyoid and dental plexus nerves
Q3) When a patient complains of pain associated with a burn caused by hot coffee on the anterior dorsal surface of the tongue, which of the following nerves transmits this pain?
A) Glossopharyngeal nerve
B) Facial nerve
C) Vestibulocochlear nerve
D) Hypoglossal nerve
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Page 10
Chapter 9: Anatomy of Local Anesthesia
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Sample Questions
Q1) When administering the inferior alveolar local anesthetic nerve block, it is important to contact bone because this will decrease the risk of depositing a local anesthetic agent into the parotid salivary gland.
A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.
Q2) As a result of a bicycle accident, a patient has suffered trauma to the upper lip and maxillary central incisors. Which of the following local anesthetic blocks may be used when treating the injured tissue?
A) Anterior superior alveolar, infraorbital, and incisive nerve blocks
B) Anterior superior alveolar, infraorbital, and nasopalatine nerve blocks
C) Anterior superior alveolar, middle superior alveolar, and greater palatine nerve blocks
D) Infraorbital, greater palatine, and Gow-Gates mandibular nerve blocks
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11
Chapter 10: Lymphatic System
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Sample Questions
Q1) Which of the following is considered the MAIN role of the lymph nodes in relationship to the lymph within lymphatic vessels?
A) Filtration
B) Liquefaction
C) Disassociation
D) Oxygenation
Q2) The dental professional needs to remember that the lymph nodes NEVER drain other structures of the head and neck but only the teeth and associated structures. A patient may need a referral when lymph nodes are palpable due to a disease process.
A) Both statements are true.
B) Both statements are false.
C) The first statement is true; the second is false.
D) The first statement is false; the second is true.
Q3) From the following list of descriptions, select those for tonsillar tissue.
A) Located in pharynx
B) Drains into superior deep cervical lymph nodes
C) Masses of tissue in oral cavity
D) Found along lymphatic vessels
E) Drains into the jugulodigastric lymph node
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Page 12
Chapter 11: Fasciae and Spaces
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Sample Questions
Q1) Which of the following spaces are NOT part of the masticator space?
A) Infratemporal space
B) Temporal space
C) Pterygomandibular space
D) Space of the body of the mandible
Q2) Which of the following fasciae is considered deep cervical fasciae?
A) Pterygoid fasciae
B) Anterior cervical triangle
C) Muscles of facial expression
D) Investing fasciae
Q3) A dental professional MUST have knowledge of the anatomic aspects of the spaces of the head and neck when examining a patient BECAUSE these spaces can be involved in infections arising in dental tissue.
A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.
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Chapter 12: Spread of Infection
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Sample Questions
Q1) Which of the following symptoms is NOT related to an infection of the paranasal sinuses that resulted from a direct spread of infection from the teeth and associated oral tissue?
A) Headache
B) Pharyngeal discharge
C) Hypothermia
D) Tenderness
Q2) Since the apices of the mandibular second and third molars are inferior to the mylohyoid muscle, an infection here will MOST likely spread directly to the sublingual space.
A) Both the statement and the reason are correct and related.
B) Both the statement and the reason are correct but NOT related.
C) The statement is correct, but the reason is NOT.
D) The statement is NOT correct, but the reason is correct.
E) NEITHER the statement NOR the reason is correct.
Q3) From the list of situations, select those which can spread dental infections.
A) Vascular system
B) Paranasal sinuses
C) Fascial spaces
D) Lymphatics
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