Dental Anatomy Final
Exam Questions
Course Introduction
Dental Anatomy explores the structure, function, and morphology of human teeth, including their development, classification, and relationships within the oral cavity. The course covers the identification and distinguishing features of primary and permanent dentition, tooth surface anatomy, and occlusal relationships, as well as the basic principles of tooth form and alignment. Emphasis is placed on the clinical relevance of dental anatomy in restorative dentistry, communication, and oral health assessment, providing a foundation for further studies in dental sciences.
Recommended Textbook
Illustrated Anatomy of the Head and Neck 4th Edition by Margaret J. Fehrenbach
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12 Chapters
364 Verified Questions
364 Flashcards
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Chapter 1: Introduction to Head and Neck Anatomy
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Sample Questions
Q1) The number of bones and muscles in the head and neck is NOT usually constant and specific details of these structures can vary from patient to patient.
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: D
Q2) Which of the following is CORRECT concerning the sagittal plane of the body?
A) Parallel to the median plane
B) Parallel to the frontal plane
C) Parallel to the horizontal plane
D) Parallel to the coronal plane
Answer: A
Q3) What is the anatomic relationship of the maxillary arch to the mandibular arch?
A) Deep
B) Inferior
C) Superior
D) Superficial
Answer: C
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Page 3
Chapter 2: Surface Anatomy
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Sample Questions
Q1) From the following list of structures, select which structures are NOT located in the temporal region of the face.
A) Alae
B) Antitragus
C) Nasion
D) Vermilion border
E) Philtrum
Answer: A, C, D, E
Q2) One structure of the oral cavity is the tongue, which is known as the gateway to the oral region BECAUSE the tongue is a prominent feature of the oral cavity.
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: D
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Chapter 3: Skeletal System
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Sample Questions
Q1) After the seventh cranial nerve travels through the petrous part of the temporal bone, through which opening does it exit onto the face?
A) External auditory meatus
B) Jugular notch
C) Foramen spinosum
D) Stylomastoid foramen
Answer: D
Q2) Which of the following landmarks needs to be noted during the administration of a local anesthetic agent to the maxillary posterior teeth?
A) Infraorbital foramen
B) Retromolar pad
C) Maxillary tuberosity
D) Zygomatic process of the maxilla
Answer: C
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5
Chapter 4: Muscular System
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Sample Questions
Q1) Which of the following muscles originates on the inferior border of the mandible and inserts at each of the labial commissures?
A) Levator anguli oris muscle
B) Depressor labii inferioris muscle
C) Depressor anguli oris muscle
D) Orbicularis oris muscle
Q2) Which of the following muscles raises each labial commissure of the lips to contribute to a smile?
A) Zygomaticus major muscle
B) Buccinator muscle
C) Platysma muscle
D) Epicranius muscle
Q3) Which of the following muscles can show enlargement due to repetitive muscle contraction associated with clenching of the teeth in a patient?
A) Buccinator muscle
B) Masseter muscle
C) Temporalis muscle
D) Zygomatic muscle
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6
Chapter 5: Temporomandibular Joint
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Sample Questions
Q1) 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.
Q2) When considering temporomandibular disorders (TMD), MOST symptoms seem to originate from the nerve surrounding the joint. In addition, MOST recent studies support the role of TMD in directly causing headaches, neck or back pain, or instability.
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) What is another term used for articular fossa of the temporomandibular joint?
A) Submandibular
B) Glenoid
C) Pterygoid
D) Temporal
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Page 7
Chapter 6: Vascular System
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Sample Questions
Q1) Which of the following statements BEST explains why BOTH facial and dental infections can lead to serious complications for the patient?
A) Antibiotics do NOT work well to combat facial and dental infections.
B) Valves in the veins are mostly absent in the head and neck area.
C) Both facial and dental infections have been found to be difficult to detect and treat early.
D) Blood supply is based on a one-to-one relationship of blood vessel to muscle.
Q2) Which are the MAJOR arteries that supply the head and neck?
A) Aorta, brachiocephalic
B) Common carotid, subclavian
C) Posterior auricular, occipital
D) Superficial temporal, facial
Q3) With what nerve is the occipital artery closely associated at its origin?
A) Trigeminal nerve
B) Facial nerve
C) Hypoglossal nerve
D) Mandibular nerve
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8
Chapter 7: Glandular Tissue
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Sample Questions
Q1) From the following list of descriptions, select which descriptions could be used for the lacrimal gland.
A) Secretes a mucous fluid
B) Innervated by parasympathetic fibers
C) Drains into superficial parotid lymph nodes
D) Lubricates inside of eyelids
Q2) Which of the following lingual papillae are DIRECTLY associated with salivary glands?
A) Circumvallate papillae
B) Filiform papillae
C) Foliate papillae
D) Fungiform papillae
Q3) If there is an infection involving the submandibular salivary gland, what lymph nodes would be initially involved?
A) Submental nodes
B) Submandibular nodes
C) Superior deep cervical nodes
D) Inferior deep cervical nodes
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Chapter 8: Nervous System
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Sample Questions
Q1) Which of the following associations of nerve to bony opening is INCORRECT?
A) Mandibular division of the trigeminal nerve: foramen ovale
B) Olfactory nerve: cribriform plate
C) Oculomotor nerve: inferior orbital fissure
D) Vagus nerve: jugular foramen
Q2) Which of the following structures are innervated by the motor fibers within the mandibular division of the trigeminal nerve?
A) Muscles of mastication
B) All parts of the tongue
C) Sternocleidomastoid muscle
D) Submandibular salivary glands
Q3) Which of the following actions could result from involvement by the efferent part of the fifth cranial nerve?
A) Puckering the lips
B) Feeling of pain when biting the tongue
C) Toothache in the jawbone
D) Chewing a piece of gum
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Chapter 9: Anatomy of Local Anesthesia
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Sample Questions
Q1) Which of the following complications can result from a greater palatine local anesthetic nerve block?
A) Cheek bite
B) Anesthesia of the upper lip
C) Stimulation of the gag reflex
D) Hematoma in the infratemporal fossa
Q2) From the following list of descriptions, select those that are factors involved in maxillary nerve anesthesia.
A) Thinner facial surface bone over teeth
B) Less variation exists in anatomy
C) More variation exists in anatomy
D) Thicker facial surface bone over teeth
Q3) A restoration will be placed on the distal surface of the maxillary first premolar. Which of the following local anesthetic nerve blocks MUST be administered?
A) Anterior superior alveolar nerve block
B) Middle superior alveolar nerve block
C) Nasopalatine nerve block
D) Inferior alveolar nerve block
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Chapter 10: Lymphatic System
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Sample Questions
Q1) The thoracic duct is MUCH smaller than the right lymphatic duct BECAUSE it drains the lymph from the entire lower half of the body (both the right and left sides).
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) Which of the following lymph nodes can be effectively palpated during an extraoral examination by having the patient turn his or her head to the side?
A) Superficial cervical lymph nodes
B) Anterior jugular lymph nodes
C) Inferior cervical lymph nodes
D) Occipital lymph nodes
Q3) The retroauricular lymph nodes are also known by which of the following terms?
A) Mastoid lymph nodes
B) Facial lymph nodes
C) Deep parotid lymph nodes
D) Retropharyngeal lymph nodes
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Chapter 11: Fasciae and Spaces
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Sample Questions
Q1) 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
Q2) The submandibular space contains the submandibular lymph nodes, most of the submandibular salivary gland, and parts of the facial artery. This space is usually involved if a dental infection spreads.
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) What is the significance of pterygomandibular space to local anesthesia in the oral cavity?
A) Contains a part of the posterior superior alveolar nerve
B) Contains a part of inferior alveolar nerve
C) Contains part of both the anterior superior alveolar and middle superior alveolar nerves
D) Contains a part of the greater palatine nerve
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Page 13
Chapter 12: Spread of Infection
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Sample Questions
Q1) A dental professional SHOULD understand the infectious process that allows microorganisms to create disease. Certain nonresident microorganisms can invade and initiate an infection.
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) Using an antiseptic oral rinse before treatment, a rubber dam, or an antimicrobial-laced external water supply during treatment when ultrasonics or irrigators are used may be of help in preventing the spread of infection.
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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