CH-7 Neoplasia Q&R

Which of the following best describes the radiographic features of a cementoblastoma? a. Well-circumscribed radiopaque lesion with a radiolucent halo fused to the root of a vital tooth b. Multilocular radiolucency in the posterior mandible c. Unilocular radiolucent lesion around the crown of an impacted tooth d. Numerous toothlike structures in the anterior maxilla

A. Well-circumscribed radiopaque lesion with a radiolucent halo fused to the root of a vital tooth

Which of the following neoplasms is most likely to occur in the mandible? a. Ameloblastoma b. Melanocytic nevus c. Pleomorphic adenoma d. Basal cell carcinoma

a. Ameloblastoma

Which of the following has the best long-term prognosis? a. Basal cell carcinoma b. Squamous cell carcinoma c. Multiple myeloma d. Melanoma

a. Basal cell carcinoma

Which of the following represents an early clinical example of squamous cell carcinoma? a. Exophytic erythroleukoplakia b. Urticaria c. Brown macule d. Destructive radiolucency

a. Exophytic erythroleukoplakia

A compound odontoma differs from a complex odontoma in that a compound odontoma: a. Is composed of several toothlike structures b. Has unlimited growth potential c. Presents as a radiopaque mass d. Is located in the posterior mandible

a. Is composed of several toothlike structures

Which of the following neoplasms may present as diffuse gingival enlargement with persistent bleeding? a. Leukemia b. Multiple myeloma c. Lymphoma d. Congenital epulis

a. Leukemia

Which of the following neoplasms often occurs in the buccal mucosa or vestibule? a. Lipoma b. Congenital epulis c. Hemangioma d. Granular cell tumor

a. Lipoma

Syndrome involvement may occur with a: a. Neurofibroma b. Verrucous carcinoma c. Pleomorphic adenoma d. Granular cell tumor

a. Neurofibroma

Which of the following are cells that produce melanin? a. Nevus cells b. Squamous cells c. Granular cells d. Mesenchymal cells

a. Nevus cells

Neoplasia involves all of the following except one. Which one is the exception? a. Normal arrangement of cells b. Irreversible cellular changes c. Abnormal process d. Uncontrolled cell multiplication

a. Normal arrangement of cells

Which of the following is the most common odontogenic tumor? a. Odontoma b. Ameloblastoma c. Ameloblastic fibroma d. Cementoblastoma

a. Odontoma

A benign tumor of bone is called a(n): a. Osteoma b. Neurofibroma c. Hemangioma d. Chondroma

a. Osteoma

All of the following are examples of malignant salivary gland tumors except one. Which one is the exception? a. Pleomorphic adenoma b. Mucoepidermoid carcinoma c. Cylindroma d. Adenoid cystic carcinoma

a. Pleomorphic adenoma

What benign salivary gland neoplasm is known to undergo malignant transformation? a. Pleomorphic adenoma b. Trabecular adenoma c. Canalicular adenoma d. Warthin tumor

a. Pleomorphic adenoma

All of the following are correct concerning solar cheilitis except one. Which one is the exception? a. There is a distinct demarcation between the vermilion border and skin. b. It appears as a mottled grayish-pink discoloration of lower lip. c. Linear fissures are seen at right angles to the vermilion border. d. It is caused by excessive exposure to sunlight.

a. There is a distinct demarcation between the vermilion border and skin.

The odontogenic tumor that characteristically appears as a well-circumscribed radiolucency located in the anterior maxilla of an adolescent girl is a(n): a. Ameloblastic fibro-odontoma b. Adenomatoid odontogenic tumor c. Calcifying cystic odontogenic tumor d. Odontogenic myxoma

b. Adenomatoid odontogenic tumor

All of the following tumors may contain a radiopaque component except one. Which one is the exception? a. Adenomatoid odontogenic tumor b. Ameloblastic fibroma c. Benign cementoblastoma d. Complex odontoma

b. Ameloblastic fibroma

All of the following neoplasms occur in young individuals except one. Which one is the exception? a. Ameloblastic fibroma b. Basal cell carcinoma c. Congenital epulis d. Hemangioma

b. Basal cell carcinoma

Which of the following is an example of a benign salivary gland tumor that has undergone malignant transformation? a. Adenocystic carcinoma b. Carcinoma ex pleomorphic adenoma c. Transcarcinoma d. Speckled leukoplakia

b. Carcinoma ex pleomorphic adenoma

All of the following are microscopic characteristics of squamous cell carcinoma except one. Which one is the exception? a. Invasion of tumor cells into the connective tissue b. Cells with very small nuclei c. Cells with hyperchromatic nuclei d. Keratin pearls

b. Cells with very small nuclei

Pain is most often a symptom of a: a. Complex odontoma b. Cementoblastoma c. Neurofibroma d. Fibroma

b. Cementoblastoma

Which of the following lesions characteristically occurs on the alveolar mucosa in newborn girls? a. Granular cell tumor b. Congenital epulis c. Lymphangioma d. Plasmacytoma

b. Congenital epulis

A benign tumor composed of a proliferation of capillaries is called a: a. Neurofibroma b. Hemangioma c. Schwannoma d. Lymphangioma

b. Hemangioma

The term vascular malformation is used in association with which condition? a. Kaposi sarcoma b. Hemangioma c. Leukemia d. Lymphangioma

b. Hemangioma

Which term describes a unique feature of the adenoid cystic carcinoma? a. Honeycombed radiolucency b. Histopathologic pattern described as resembling "Swiss cheese" c. Most common salivary gland tumor d. Radiolucency that scallops around tooth roots

b. Histopathologic pattern described as resembling "Swiss cheese"

An overproduction of atypical lymphocytes in the bone marrow that results in an increase in lymphocytes in the circulating blood is called a: a. Lymphoma b. Leukemia c. Melanoma d. Plasmacytoma

b. Leukemia

Which of the following is a malignant tumor of lymphocytes? a. Multiple myeloma b. Lymphoma c. Melanoma d. Plasmacytoma

b. Lymphoma

The most frequent intraoral site for metastatic tumors is the: a. Gingiva b. Mandible c. Hard palate d. Lateral tongue

b. Mandible

Which of the following may undergo malignant transformation? a. Granular cell tumor b. Neurofibroma c. Papilloma d. Hemangioma

b. Neurofibroma

Which odontogenic tumor most closely resembles the mesenchyme of the dental follicle? a. Cementoblastoma b. Odontogenic myxoma c. Compound odontoma d. Ameloblastoma

b. Odontogenic myxoma

All of the following are benign lesions that histologically contain bonelike mineralized material except one. Which one is the exception? a. Osteoma b. Odontoma c. Chondroma d. Osteosarcoma

b. Odontoma

Which of the following malignant tumors has been reported to show a characteristic sunburst pattern on radiographic examination? a. Multiple myeloma b. Osteosarcoma c. Lymphoma d. Chondrosarcoma

b. Osteosarcoma

What is the most common benign salivary gland tumor? a. Trabecular adenoma b. Pleomorphic adenoma c. Canalicular adenoma d. Warthin tumoR

b. Pleomorphic adenoma

Which of the following represents a slow-growing, exophytic malignant neoplasm composed of numerous papillary surface projections? a. Basal cell carcinoma b. Verrucous carcinoma c. Squamous cell carcinoma d. Mucoepidermoid carcinoma

b. Verrucous carcinoma

Which of the following statements concerning leukoplakia is true? a. Most cases are associated with a previous history of radiation therapy. b. Common sites for leukoplakia are the buccal mucosa and gingiva. c. A biopsy should be performed to establish a diagnosis. d. Leukoplakia is less common than erythroplakia.

c. A biopsy should be performed to establish a diagnosis.

All of the following neoplasms arise from squamous epithelium except one. Which one is the exception? a. Squamous cell carcinoma b. Verrucous carcinoma c. Adenoid cystic carcinoma d. Papilloma

c. Adenoid cystic carcinoma

All of the following arise in the oral cavity except one. Which one is the exception? a. Squamous cell carcinoma b. Malignant melanoma c. Basal cell carcinoma d. Verrucous carcinoma

c. Basal cell carcinoma

A hemangioma is a: a. Malignant tumor of melanocytes b. Benign tumor of fat cells c. Benign tumor of blood vessels d. Malignant tumor of bone

c. Benign tumor of blood vessels

Which of the following is a characteristic of a benign tumor? a. Invasive and unencapsulated b. Often grows rapidly c. Composed of well-differentiated cells d. Numerous abnormal mitotic figures

c. Composed of well-differentiated cells

Which of the following are the most common locations for intraoral squamous cell carcinoma? a. Upper labial mucosa, frenum, and lingual gingiva b. Lower labial mucosa, maxillary gingiva, and buccal mucosa c. Floor of the mouth, ventrolateral tongue, and soft palate d. Anterior tongue, mandibular gingiva, and retromolar area

c. Floor of the mouth, ventrolateral tongue, and soft palate

The most common intraoral location for salivary gland tumors is the: a. Gingival mucosa b. Anterior buccal mucosa c. Junction of the hard and soft palate d. Posterior lateral tongue

c. Junction of the hard and soft palate

Human herpesvirus 8 is associated with: a. Herpangina b. Melanoma c. Kaposi sarcoma d. Schwannoma

c. Kaposi sarcoma

A white plaquelike lesion that cannot be rubbed off or diagnosed clinically as a specific disease is called: a. Squamous cell carcinoma b. Erythroplakia c. Leukoplakia d. Erythroleukoplakia

c. Leukoplakia

What is the predominant type of tissue found in Waldeyer rings? a. Epithelial cells b. Skeletal muscle c. Lymphoid tissue d. Adipose tissue

c. Lymphoid tissue

Which salivary gland neoplasm may arise as a multilocular radiolucency in the posterior mandible? a. Monomorphic adenoma b. Adenoid cystic carcinoma c. Mucoepidermoid carcinoma d. Pleomorphic adenoma

c. Mucoepidermoid carcinoma

A patient with an extramedullary plasmacytoma is at an increased risk of developing what disease? a. Osteosarcoma b. Chronic leukemia c. Multiple myeloma d. Acute leukemia

c. Multiple myeloma

Which of the following malignancies is characterized by a monoclonal spike on immunoelectrophoresis? a. Osteosarcoma b. Rhabdomyosarcoma c. Multiple myeloma d. Leukemia

c. Multiple myeloma

A malignant tumor of bone-forming tissue is called: a. Chondrosarcoma b. Multiple myeloma c. Osteosarcoma d. Rhabdomyosarcoma

c. Osteosarcoma

Melanoma of the oral cavity is rare; however, the most common intraoral locations are the: a. Dorsal and lateral tongue b. Floor of mouth and anterior buccal mucosa c. Palate and maxillary gingiva d. Retromolar pad and soft palate

c. Palate and maxillary gingiva

All of the following are types of monomorphic adenoma except one. Which one is the exception? a. Trabecular adenoma b. Canalicular adenoma c. Pleomorphic adenoma d. Papillary cystadenoma lymphomatosum

c. Pleomorphic adenoma

All of the following are associated with the neoplastic transformation of cells except one. Which one is the exception? a. Chemicals b. Sunlight c. Repeated trauma d. Viruses

c. Repeated trauma

The most common malignant soft tissue tumor of the head and neck in children is: a. Granular cell tumor b. Lymphangioma c. Rhabdomyosarcoma d. Schwannoma

c. Rhabdomyosarcoma

The most appropriate treatment for epithelial dysplasia is: a. Radiation therapy b. Chemotherapy c. Surgical excision d. Observation

c. Surgical excision

All of the following statements are correct concerning leukemia except one. Which one is the exception? a. Diffuse hemorrhagic, gingival enlargement may be an oral manifestation. b. It is characterized by an overproduction of atypical white blood cells. c. Surgical excision is the treatment of choice. d. It can occur in all age groups.

c. Surgical excision is the treatment of choice.

Which of the following salivary gland tumors often occurs in adult men? a. Pleomorphic adenoma b. Trabecular adenoma c. Warthin tumor d. Tubular adenoma

c. Warthin tumor

Verrucous carcinoma is differentiated from squamous cell carcinoma because it: a. Occurs primarily on the hard palate b. Responds to chemotherapy c. Often metastasizes d. Has a better prognosis

d. Has a better prognosis

Which of the following neoplasms has the worst long-term prognosis? a. Basal cell carcinoma b. Verrucous carcinoma c. Mucoepidermoid carcinoma d. Metastatic tumor to the jaws

d. Metastatic tumor to the jaws

Central involvement of the jaws may occur with a: a. Granular cell tumor b. Basal cell carcinoma c. Melanocytic nevus d. Mucoepidermoid carcinoma

d. Mucoepidermoid carcinoma

Which of the following neoplasms occurs most often in males? a. Congenital epulis b. Mucoepidermoid carcinoma c. Pleomorphic adenoma d. Multiple myeloma

d. Multiple myeloma

Which of the following tumors is associated with von Recklinghausen disease? a. Schwannoma b. Granular cell tumor c. Chondroma d. Neurofibroma

d. Neurofibroma

Which of the following neoplasms is derived from odontogenic mesenchyme? a. Ameloblastoma b. Complex odontoma c. Adenomatoid odontogenic tumor d. Odontogenic myxoma

d. Odontogenic myxoma

All of the following are characteristic features of an ameloblastoma except one. Which one is the exception? a. Represents a benign tumor b. Most often occurs in the mandible c. May be radiographically multilocular d. Often encapsulated

d. Often encapsulated

A small white exophytic lesion on the palate is a benign lesion composed of squamous epithelium. Papillary projections are arranged in a cauliflower-like appearance. It is most likely a: a. Congenital epulis b. Neurofibroma c. Granular cell tumor d. Papilloma

d. Papilloma

The cell type involved in multiple myeloma is a: a. Lymphocyte b. Macrophage c. Basophil d. Plasma cell

d. Plasma cell

All of the following statements concerning an ameloblastoma are true except one. Which one is the exception? a. Presents as a multilocular radiolucency b. Represents a benign and locally aggressive lesion c. Often occurs in the mandibular molar and ramus area d. Should be treated with radiation therapy

d. Should be treated with radiation therapy

A patient with squamous cell carcinoma of the lateral tongue exhibits metastatic disease in the liver. What clinical stage correlates with these findings? a. Stage I b. Stage II c. Stage III d. Stage IV

d. Stage IV

What is the most common intraoral location for a neurofibroma and a schwannoma? a. Buccal mucosa b. Soft palate c. Gingiva d. Tongue

d. Tongue

All of the following are characteristic of a malignant tumor except one. Which one is the exception? a. Usually unencapsulated b. Contains abnormal mitotic figures c. Composed of pleomorphic cells d. Usually grows very slowly

d. Usually grows very slowly