Oral Pathology - Neoplasia

39 Questions | By Msarjudeen | Last updated: Mar 21, 2022 | Total Attempts: 784

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Oral pathology - Neoplasia

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1.

The study of tumors is called
- A.
  
  Pathology
- B.
  
  Neoplasia
- C.
  
  Cytology
- D.
  
  Oncology
2.

Neoplasia involves
- A.
  
  An irreversible change that results in an uncontrolled multiplication of cells
- B.
  
  An abnormal proliferation of cell in response to tissue damage
- C.
  
  A controlled proliferation of cells
- D.
  
  A normal arrangement of proliferating cells
3.

Viruses that cause neoplastic transformation of cells are called
- A.
  
  Tranformation viruses
- B.
  
  Oncogenic
- C.
  
  Pathogenic viruses
- D.
  
  Opportunistic
4.

Which one of the following is a characteristic of benign tumors?
- A.
  
  Numerous mitotic figures
- B.
  
  Rapid growth
- C.
  
  Slow growth
- D.
  
  Metastasis
5.

A small exophytic lesion of the tongue that is the color of normal mucosa and is composed of papillary projectionsarranged in a cauliflower loke appearanceis most likely a
- A.
  
  Papilloma
- B.
  
  Fibroma
- C.
  
  Neurofibroma
- D.
  
  Verrucous carcinoma
6.

Which of the following is a histologic characteric of squamous cell carcinoma?
- A.
  
  Invasion of tumor cells into the connective tissue
- B.
  
  Pleomorphic epithelial cells
- C.
  
  Keratin pearls
- D.
  
  All of the above
7.

Which of the following are the most common locations for intraoral squamous cell carcinoma?
- A.
  
  Upper labial mucosa buccal mucosa hard palate
- B.
  
  Lower labial mucosa maxillary gingiva buccal mucosa
- C.
  
  Floor of mouth ventrolateral tongue, soft palate
- D.
  
  Anterior tongue, mandibular gingiva, retromolar area
8.

A histologic diagnosis of epithelial dysplasia is of concern because the lesion may
- A.
  
  Cause sever bleeding
- B.
  
  Be cosmetically objectionable
- C.
  
  Be premalignant
- D.
  
  Be hyperkeratosis
9.

Severe epithelial dysplasia may also be called
- A.
  
  Epithelial hyperplasia
- B.
  
  Carcinoma in situ
- C.
  
  Infiltrating carcinoma
- D.
  
  Hyperkeratosis
10.

The most appropriate treatment for epithelial dysplasia is
- A.
  
  Observation
- B.
  
  Chemotherapy
- C.
  
  Radiation therapy
- D.
  
  Complete removal
11.

Verucous carcinoma is differtiated from another squamous cell carcinomas because it
- A.
  
  Does not occur in the oral cavity
- B.
  
  Most commonly occurs on the lower lip
- C.
  
  Has a better prognosis
- D.
  
  Has no keratin
12.

The most common intraoral location for salivary gland tumors is the
- A.
  
  Lower lip
- B.
  
  Buccal mucosa
- C.
  
  Palate
- D.
  
  Anterior tongue
13.

Which of the folowing is an example of a malignant salivary gland tumor?
- A.
  
  Pleomorphic adenoma
- B.
  
  Warthin's tumor
- C.
  
  Monomorphic adenoma
- D.
  
  Adenoid cystic carcinoma
14.

Which of the following statement about ameloblastomas are true? ameloblastomas
- A.
  
  Are benign slow growing infiltrating tumors
- B.
  
  Are composed of odontogenic epithelium
- C.
  
  Most commonly occur in the mandibular molar ramus area
- D.
  
  All of the above
15.

The odontogenic tumor that characcteristically presents as a well circumscribed radiolucency located in the anterior maxilla of an adolescent girl is an
- A.
  
  Ameloblastic fibrtoma
- B.
  
  Ameloblastoma
- C.
  
  Odontogenic myxoma
- D.
  
  Adenomatoid odontogenic tumor
16.

The odontogenic tumor tha tmost resembles the mesenchyme of the dental follicle histologically is
- A.
  
  The cementifying fibroma
- B.
  
  The odontogenic myxoma
- C.
  
  The complex odontoma
- D.
  
  The adenomatoid odontogenic tumor
17.

A benign cementoblastoma can be recognized on xray film because
- A.
  
  It is well circumscribed radiopaque and attached to the root of the tooth
- B.
  
  It has a charateristic multiocular radiolucent radiographic appearance
- C.
  
  It radiograaphically resembles a periapical granuloma
- D.
  
  It is a rapidly growing lesion
18.

Your patient a 48yr old black women present with multiple asymptomatic radiopaque massess on the mandible and maxilla. there is no expansion of bone. the most likely diagnosis is
- A.
  
  Multiple odontomas
- B.
  
  Cementifying fibromas
- C.
  
  Periapical cement-osseous dysplasia
- D.
  
  Florid cemento-osseuos dysplasia
19.

A compound odontoma differs from a complex odontoma in that a compound odontoma
- A.
  
  Is composed of tooth like structures
- B.
  
  Has unlimited growth potential
- C.
  
  Is primarily composed of dentla pulp tissue
- D.
  
  Is usually located in the psoterior mandible
20.

"peripheral" odontogenic tumors are located on the
- A.
  
  Tongue
- B.
  
  Lower lip
- C.
  
  Buccal mucosa
- D.
  
  Gingiva
21.

A benign tumor of adipose tissue is called a
- A.
  
  Lipoma
- B.
  
  Schwannoma
- C.
  
  Hemangioma
- D.
  
  Lymphangioma
22.

The most common malignant soft tissue tumor of the head and neck in children is
- A.
  
  Squamous cell carcinoma
- B.
  
  Malignant odontogenic tumor
- C.
  
  Rhabdomyosarcoma
- D.
  
  Osteosarcoma
23.

Malignant melanoma of the oral cavity is rare however the most common introoral location is the
- A.
  
  Palate and maxillary gingiva
- B.
  
  Tongue
- C.
  
  Buccal mucosa
- D.
  
  Retromolar area
24.

Osteomas are a component of
- A.
  
  Neurofibromatosis
- B.
  
  Gardner syndrome
- C.
  
  Osteosarcoma
- D.
  
  Ossifying fibroma
25.

A malignant tumor of boneforming tissue is called
- A.
  
  Chondrosarcoma
- B.
  
  Angiosarcoma
- C.
  
  Osteosarcoma
- D.
  
  Hemangiosarcoma