Chapter 7 Oral Pathology For The Dental Hygienist

Front 1

Which of the following are associated with the neoplastic transformation of cells?
A. Chemicals
B. Sunlight
C. Viruses
D. All of the above

Back 1

All of the above

Front 2

Neoplasia involves:

Back 2

Irreversible change that results in an uncontrolled multiplication of cells

Front 3

Which of the following statements concerning leukoplakia is true?
A. Most cases represent examples of epithelial dysplasia
B. Sites that are high risk for epithelial dysplasia include the palate and the gingiva
C. A biopsy should be performed to establish a diagnosis
D. Leukoplakia is less common than erythroplakia

Back 3

A biopsy should be performed to establish a diagnosis

Front 4

What is a characteristic of benign tumors?

Back 4

Slow growth

Front 5

A small white exophytic lesion on the palate is a benign lesion composed of squamous epithelium. Papillary projections are arraigned in a cauliflower like appearance. It is most likely a:

Back 5

Papilloma

Front 6

Which of the following is not a histologic characteristic of squamous cell carcinoma?
A. Invasion of tumor cells into the connective tissue
B. Pleomorphic epithelial cell
C. Keratin pearls
D. Cells with very small nuclei

Back 6

Cells with very small nuclei

Front 7

Which locations are the most common for intraoral squamous cell carcinoma?

Back 7

Floor of the mouth, ventrolateral tongue and soft palate

Front 8

A patient with squamous cell carcinoma of the lateral tongue exhibits metastatic disease in the lungs. What clinical stage correlates with these findings?

Back 8

Stage IV

Front 9

What represents the earliest clinical evidence of squamous cell carcinoma?

Back 9

Nonhealing ulceration

Front 10

The most appropriate treatment for epithelial dysplasia is:

Back 10

surgical excision

Front 11

Verrucous carcinoma is differentiated from spamous cell carcinoma because it:

Back 11

Has a better prognosis

Front 12

The most common intraoral location for salivary gland tumors is the:

Back 12

Junction of the hard and soft palate

Front 13

What is an example of a malignant salivary gland tumor?

Back 13

Adenoid cystic carcinoma

Front 14

Which of the following statements concerning an ameloblastoma is true?
A. It often occurs in young children
B. It is a radiopaque lesion
C. It often occurs in the mandibular molar and ramus area
D. It should be treated with radiation therapy

Back 14

It often occurs in the mandibular molar and ramus area

Front 15

The odontogenic tumor that characteristically appears as a well-circumscribed radiolucency located in the anterior maxilla of an adolescent girl is an:

Back 15

Adenomatoid odontogenic tumor

Front 16

Which odontogenic tumor most closely resembles the mesenchyme of the dental follicle?

Back 16

Odontogenic myxoma

Front 17

A benign cementoblastoma may be recognized radiographically because:

Back 17

It is a well circumscribed radiopaque lesion with a radiolucent halo attached to the root of the tooth

Front 18

What lesion characteristically occurs on the alveolar mucosa?

Back 18

Congenital epulis

Front 19

Human herpesvirus 8 is associated with:

Back 19

Kaposi sarcoma

Front 20

A compound odontoma differs from a complex odontoma in that a compound odontoma:

Back 20

Is composed of toothlike structures

Front 21

Peripheral odontogenic tumors are located on the

Back 21

gingiva

Front 22

A benign tumor of adipose tissue is called a

Back 22

lipoma

Front 23

The most common malignant soft tissue tumor of the head and neck in children is:

Back 23

Rhabdomyosarcoma

Front 24

Malignant melanoma of the oral cavity is rare; however, the most common intraoral location is:

Back 24

the palate and maxillary gingiva

Front 25

What neoplasm often occurs in the buccal mucosa or vestibule?

Back 25

Lipoma

Front 26

A malignant tumor of bone forming tissue is called

Back 26

Osteosarcoma

Front 27

An overpopulation of atypical white blood cells in the circulating blood is called

Back 27

Leukemia

Front 28

What is a malignant tumor of lymphocytes?

Back 28

Lymphoma

Front 29

The cell involved in multiple myeloma is the:

Back 29

Plasma cell

Front 30

The most frequent intraoral site for metastatic tumors is the:

Back 30

Mandible

Front 31

Which tumor is associated with Von Recklinghausens disease?

Back 31

Neurofibroma

Front 32

Which is the most common odontogenic Tumor?

Back 32

Odontoma

Front 33

Which salivary gland tumor occurs in adult men?

Back 33

Papillary cystadenoma lymphomatosum

Front 34

A benign tumor composed of a proliferation of capillaries is:

Back 34

Hemangioma

Front 35

A white plaquelike lesion that cannot be rubbed off or diagnosed clinically as a specific disease is:

Back 35

Leukoplakia

Front 36

All of the following are benign lesions that histologically contain bone or bonelike material except:
A. Torus
B. Odontoma
C. Exostosis
D. Central ossifying fibroma

Back 36

Odontoma

Front 37

Which malignant tumor may present as diffuse enlargement with persistent bleeding?

Back 37

Leukemia

Front 38

Which malignancy is characterized by a monoclonal spike on immunoelectrophoresis?

Back 38

Multiple myeloma

Front 39

Which malignant tumor has been know to show a sunburst pattern on radiographic examination

Back 39

Osteosarcoma

Front 40

All of the following neoplasms arise from squamous epithelium except:
A. Basal cell carcinoma
B. Verrucous Carcinoma
C. Adenoid cystic carcinoma
D. Papilloma

Back 40

Adenoid cystic carcinoma

Front 41

All of the following are true solar chelitis except:
A. Mottled, grayish pink discoloration of the lower lip
B. Distinct demarcation between vermillion border and skin
C. More common in fair skinned individuals
D. Due to excessive exposure to sunlight

Back 41

Distinct demarcation between vermillion border and skin

Front 42

Which of the following has the best long term prognosis?
A. Verrucous carcinoma
B. Squamous cell carcinoma
C. Rhabdomyosarcoma
D. Malignant melanoma

Back 42

Verucous carcinoma

Front 43

Which of the following does not arise in the oral cavity?
A. Malanocytic nevus
B. Malignant melanoma
C. Basal cell carcinoma
D. Verrucous carcinoma

Back 43

Basal cell carcinoma

Front 44

Which disease may undergo malignant transformation

Back 44

Pleomorphic adenoma

Front 45

Which neoplasm occurs more often in males?

Back 45

Multiple myeloma

Front 46

Pain is most often a clinical feature of:

Back 46

Adenoid cystic carcinoma

Front 47

Central involvement of the jaw may occur with

Back 47

Mucoepidermoid carcinoma

Front 48

Syndrome involvement may occur with a

Back 48

Neurofibroma

Front 49

Which neoplasm is least likely to occur in the jaw?
A. Chondroma
B. Osteoma
C. Chondrosarcoma
D. Osteosarcoma

Back 49

Chondroma

Front 50

Which neoplasm has the worst long term prognosis

Back 50

Metastatic tumor to the jaw