Question 1

A cell product produced by the cells involved in the immune response is a(n):

Accepted Answer

A)  attenuation.
B)  cytokine.
C)  dendritic cell.
D)  Langerhans cell. B

Question 2

The three main types of lymphocytes active during an immune response include all of the following except one. Which one is the exception?

Accepted Answer

A)  T-cell
B)  Natural killer cell
C)  B-cell
D)  C-cell D

Question 3

A certain condition, thought to be a hypersensitivity reaction, is characterized by skin and mucous membrane lesions. The skin lesions are referred to as target, iris, or bull's eye lesions. The lip and mucosal lesions are more extensive and painful and often appear bloody and crusted. The intraoral lesions are extensive superficial ulcerations. The onset is explosive. On the basis of these clinical features, you suspect:

Accepted Answer

A)  erythema multiforme.
B)  fixed drug reaction.
C)  Behçet syndrome.
D)  angioedema. A

Question 4

Wickham striae is a term used to describe the oral mucosal lesions of:

Accepted Answer

A)  linea alba.
B)  frictional keratosis.
C)  lichen planus.
D)  erythema multiforme.

Question 5

Which lymphocyte matures without passing through the thymus and later can develop into a plasma cell that produces antibodies?

Accepted Answer

A)  T-lymphocyte
B)  B-lymphocyte
C)  Macrophage
D)  LE cell

Question 6

Which one of the following ulcers may require a biopsy to make the diagnosis?

Accepted Answer

A)  Minor aphthous ulcers
B)  Major aphthous ulcers
C)  Herpetiform aphthous ulcers
D)  Behçet syndrome

Question 7

Which form of Langerhans cell disease occurs in children younger than 5 years, is multifocal, and a classic triad is seen in 25% of patients?

Accepted Answer

A)  Letterer-Siwe disease
B)  Hand-Schüller-Christian disease
C)  Eosinophilic granuloma
D)  Chronic localized form

Question 8

The various types of T-cell lymphocytes include the T-helper cell, the T-suppressor cell, the cytotoxic cell, and what other type of cell?

Accepted Answer

A)  T-enhancement cell
B)  Virulence cell
C)  Memory cell
D)  Oral cell

Question 9

Which one of the following is not a specific component of immunity?

Accepted Answer

A)  A humoral response
B)  A cell-mediated response
C)  Memory
D)  Pavementing

Question 10

Factors such as tuberculosis, histoplasmosis, and herpes simplex virus are sometimes associated with what type of pathology?

Accepted Answer

A)  Arthritis
B)  Geographic tongue
C)  Urethritis
D)  Erythema multiforme

Question 11

Primary Sjögren syndrome occurs when:

Accepted Answer

A)  another autoimmune disease accompanies salivary and lacrimal gland involvement.
B)  there is only salivary and lacrimal gland involvement without the presence of another autoimmune disease.
C)  rheumatoid arthritis is present.
D)  Raynaud phenomenon is present.

Question 12

The diagnosis of lichen planus is made on the basis of:

Accepted Answer

A)  clinical and radiographic appearance.
B)  clinical and histologic appearance.
C)  history of the condition.
D)  therapeutic medication.

Question 13

The immune response differs from the inflammatory response because it has the capacity for memory and responds more quickly to a foreign substance if encountered again.

Accepted Answer

A)  Both the statement and reason are correct and related.
B)  Both the statement and reason are correct but not related.
C)  The statement is correct but the reason is not.
D)  Neither the statement nor the reason is correct.

Question 14

The histologic appearance of lesions in SLE may resemble:

Accepted Answer

A)  an ulcer.
B)  lichen planus.
C)  pemphigus vulgaris.
D)  erythema multiforme.

Question 15

The diagnosis of the type of aphthous ulcers is made on the basis of their distinctive clinical appearance, the location of the lesion, and a:

Accepted Answer

A)  patient history.
B)  therapeutic result.
C)  radiographic examination.
D)  laboratory test.

Question 16

Behçet syndrome is an acute, nonrecurring autoimmune disease consisting mainly of oral ulcers, genital ulcers, ocular inflammation, and skin lesions. Systemic and topical corticosteroids, as well as immunosuppressive drugs, are used in the management of Behçet syndrome.

Accepted Answer

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.

Question 17

Which of the following is a condition that involves a deficiency in number, function, or interrelationships of the involved white blood cells and their products?

Accepted Answer

A)  Autoimmune disease
B)  Leukocytosis
C)  Immunodeficiency
D)  Anaphylaxis

Question 18

An example of an immunopathologic condition in which one's own body cells are no longer tolerated is:

Accepted Answer

A)  contact mucositis.
B)  angioedema.
C)  autoimmune disease.
D)  contact dermatitis.

Question 19

Treatment for pemphigus vulgaris involves:

Accepted Answer

A)  high doses of systemic corticosteroids.
B)  antihistamines.
C)  antibiotics.
D)  antiviral drugs.

Question 20

Sjögren syndrome is a(n):

Accepted Answer

A)  autoimmune disease that affects the salivary and lacrimal glands.
B)  allergic reaction.
C)  form of aphthous ulcers.
D)  type of Langerhans cell disease.

Exam 3: Immunity and Immunologic Oral Lesions

A cell product produced by the cells involved in the immune response is a(n) :