Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
34 Cards in this Set
- Front
- Back
|
The immune system usually defends the body against foreign substances called
|
Antigens
|
|
|
Memory is an important function of the immune system because:
|
It allows faster future immune response
|
|
|
Immunization with a vaccine works by
|
Producing active acquired immunity
|
|
|
A B lymphocyte is a cell in the immune system that
|
Is derived from a precursor stem cell
|
|
|
A macrophage is a cell in the immune system that
|
Can be activated by lymphokines
|
|
|
Which statement is true of NK cells?
A. NK cells do not circulate B. NK cells secrete antibodies C. NK cells are part of the body's innate immunity D. NK cells are T lymphocytes |
NK cells are part of the body's innate immunity
|
|
|
In which type of immunopathologic disease are the cells of the body no longer tolerated and treated by the immune system as antigens?
|
Autoimmune disease
|
|
|
During the anaphylactic type of hypersensitivity reaction, the plasma cells
|
produce antibody call IgE
|
|
|
Which type of hypersensitivity reaction involves activated complement?
|
Type II
|
|
|
What type of lymphocyte matures in the thymus, produces lymphokines, and can increase or suppress humoral immune response?
|
T lymphocyte
|
|
|
In the immune system antibodies are proteins that are
|
also called immunoglobulins
|
|
|
Which of the following types of immunologic disease involve a decreased number or activity of lymphoid cells?
|
immunodeficiency
|
|
|
The humoral immune response involves the production of
|
Antibodies
|
|
|
The measurement of a specific antibody level in the blood is called
|
Titer
|
|
|
Which type of immunity may be provided immediately to dental personnel after needlestick accidents?
|
Acquired passive immunity
|
|
|
Which of the following situations would result in the least risk of a drug allergy?
A. Application of topical medicine B. Presence of infection C. Presence of multiple allergies D. Use with children |
Use with children
|
|
|
Which of the following is involved in the regulation of both humoral and cell-mediated immunity
A. Humoral immunity B. Cell-mediated immunity C. Innate immunity D. The bone marrow |
Cell-mediated immunity
|
|
|
What is involved in the communication between lymphocytes within the immune system?
|
Cytokines
|
|
|
All of the following are examples of hypersensitivity reactions except:
A. Systemic lupus erythematosus B. Uticaria C. Angioedema D. Contact mucositis |
Systemic lupus erythematosus
|
|
|
Reiter syndrome is:
|
An immunologic disorder
|
|
|
Which hypersensitivity reaction is referred to as delayed hypersensitivity?
|
Type IV
|
|
|
The target lesion on the skin is associated with which disease?
|
Erythema multiforme
|
|
|
Tzanck cells are seen in which condition?
|
Pemphigus vulgaris
|
|
|
The oral lesions in Reiter syndrome may resemble
|
Geographic tongue
|
|
|
Aphthous ulcers are seen in each of the following except:
A. Behcet syndrome B. Langerhans cell disease C. Ulcerative colitis D. Cyclic neutropenia |
Langehan's cell disease
|
|
|
The 2 cell types that histologically characteraize Langerhans cell disease are
|
Eosinophils and mononuclear cells
|
|
|
Which form of Langerhans cell disease is characterized by a triad of symptoms?
|
Hand-Schuller-Christian disease
|
|
|
The most benign type of Langerhans cell disease is
|
Eosinophilic granuloma
|
|
|
The most characteristic oral manifestation of Sjogren disease is
|
Xerostomia
|
|
|
Which of the following statements is false?
A. The bullae in pemphigus vulgaris are nore fragile than those in bullous pemphigoid B. Acantholysis of the epithelium is seen in pemphigus vulgaris C. In pemphigoid the separation of the epithelium from the connective tissue occurs at the basement membrane D. Skin lesions are common in mucous membrane pemphigoid |
Skin lesions are common in mucous membrane pemphigoid
|
|
|
What is the most distinct and definitive characteristic that distinguishes pemphigus from pemphigoid?
|
The histologic findings
|
|
|
Desquamative gingivitis may be seen in
|
Cicatricial pemphigoid
Pemphigus vulgaris Lichen planus |
|
|
In angioedema involvement in which tissues could create a life-threatening situation for the patient?
|
Epiglottis
|
|
|
Which pathologic condition produces a butterfly-shaped lesion on the face and oral lesions, occurs more frequently in females than males, and for which the result of a blood test is important to diagnosis?
|
Lupus erythematosus
|
