NSG5003 Week 2 Quiz
Hypersensitivity is best defined as a(an) - correct answer-c.
Altered immunologic response to an antigen that results in disease
A hypersensitivity reaction that produces an allergic response is called: - correct answer-
Anaphylaxis
The common hay fever allergy is expressed through a reaction that is mediated by which class
of immunoglobulins? - correct answer-IgE
Which type of antibody is involved in type I hypersensitivity reaction? - correct answer-IgE
Blood transfusion reactions are an example of: - correct answer-Alloimmunity
During an IgE-mediated hypersensitivity reaction, which leukocyte is activated? - correct
answer-c.
Eosinophils
During an IgE-mediated hypersensitivity reaction, the degranulation of mast cells is a result of
which receptor action? - correct answer-Histamine bound to H2
What characteristic do atopic individuals have that make them genetically predisposed to
develop allergies? - correct answer-c.
Greater quantities of IgE
What is the mechanism that results in type II hypersensitivity reactions? - correct answer-d.
Antibodies bind to the antigens on the cell surface.
When mismatched blood is administered causing an ABO incompatibility, the erythrocytes are
destroyed by - correct answer-a.
Complement-mediated cell lysis
When antibodies are formed against red blood cell antigens of the Rh system, the blood cells
are destroyed by: - correct answer-Phagocytosis in the spleen
When soluble antigens from infectious agents enter circulation, tissue damage is a result of: -
correct answer-d.
Neutrophil granules and toxic oxygen products
How are target cells destroyed in a type II hypersensitivity reaction? - correct answer-d.
Natural killer cells
Graves disease (hyperthyroidism) is an example of which type II hypersensitivity reaction? -
correct answer-Modulation
,NSG5003 Week 2 Quiz
Type III hypersensitivity reactions are a result of which of the following? - correct answer-b.
Antibodies binding to soluble antigens that were released into body fluids and the immune
complexes being deposited in the tissues
A type IV hypersensitivity reaction causes which result? - correct answer-.
Lymphokine-producing Th1 cells directly attacking and destroying cellular targets
In a type III hypersensitivity reaction, the harmful effects after the immune complexes that are
deposited in tissues are a result of: - correct answer-Complement activation
Raynaud phenomenon is classified as a type III hypersensitivity reaction and is due to: - correct
answer-a.
Immune complexes that are deposited in capillary beds, blocking circulation
Deficiencies in which element can produce depression of both B- and T-cell function? - correct
answer-Zinc
When the maternal immune system becomes sensitized against antigens expressed by the
fetus, what reaction occurs? - correct answer-Alloimmunity
Tissue damage caused by the deposition of circulating immune complexes containing an
antibody against the host DNA is the cause of which disease? - correct answer-Systemic lupus
erythematosus
Why does tissue damage occurs in acute rejection after organ transplantation? - correct
answer-a.
Th1 cells release cytokines that activate infiltrating macrophages, and cytotoxic T cells directly
attack the endothelial cells of the transplanted tissue.
Which blood cell carries the carbohydrate antigens for blood type? - correct answer-
Erythrocytes
A person with type O blood is likely to have high titers of which anti-antibodies? - correct
answer-A and B
Which class of immunoglobulins forms isohemagglutinins? - correct answer-IgM
Which component of the immune system is deficient in individuals with infections caused by
viruses, fungi, or yeast? - correct answer-T cells
In which primary immune deficiency is there a partial-to-complete absence of T-cell immunity?
- correct answer-DiGeorge syndrome
How many months does it take for the newborn to be sufficiently protected by antibodies
produced by its own B cells? - correct answer-6 to 8
, NSG5003 Week 2 Quiz
Considering the effects of nutritional deficiencies on the immune system, severe deficits in
calories and protein lead to deficiencies in the formation of which immune cells? - correct
answer-T cells
Urticaria are a manifestation of a which type of hypersensitivity reaction? - correct answer-
Type I
Graves disease is a result of: - correct answer-c.
Autoantibodies binding to thyroid-stimulating hormone (TSH)-receptor sites
Raynaud phenomenon is an example of which type of hypersensitivity? - correct answer-Type
III
Which statement is true concerning an atopic individual? - correct answer-They tend to
produce more Fc receptors.
Which statement is true regarding immunodeficiency? - correct answer-a.
Immunodeficiency is generally not present in other family members
A person with type O blood is considered to be the universal blood donor because type O blood
contains which of the following? - correct answer-No antigens
Immunoglobulin E (IgE) is associated with which type of hypersensitivity reaction? - correct
answer-Type I
Graves disease is an autoimmune disease that results in which maternal antibody? - correct
answer-b.
Affecting the receptor for TSH, causing neonatal hyperthyroidism
When a tuberculin skin test is positive, the hard center and erythema surrounding the
induration are a result of which of the following? (Select all that apply.) - correct answer-T
lymphocytes and Macrophages
Exposure to which of the following could result in a type IV hypersensitivity reaction? (Select all
that apply.) - correct answer-Poison Ivy, Neomycin, Nickel, Detergents
Which disorders are considered autoimmune? (Select all that apply - correct answer-Crohns,
Addisons, Rheumatoid arthritis, systemic lupus erythematosus
Which statements best define acute rejection? (Select all that apply.) - correct answer-c.
Immunosuppressive drugs delay or lessen the intensity of an acute rejection.
d.
Acute rejection is associated with the body's response to an organ transplant.
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller atiexpert. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $17.99. You're not tied to anything after your purchase.
