Hypersensitivity is best defined as a(an) - surface.
ANSWER -c.
Altered immunologic response to an antigen that
results in disease When mismatched blood is administered causing
an ABO incompatibility, the erythrocytes are
destroyed by - ANSWER -a.
A hypersensitivity reaction that produces an Complement-mediated cell lysis
allergic response is called: - ANSWER -
Anaphylaxis
When antibodies are formed against red blood
cell antigens of the Rh system, the blood cells
The common hay fever allergy is expressed are destroyed by: - ANSWER -
through a reaction that is mediated by which Phagocytosis in the spleen
class of immunoglobulins? - ANSWER -IgE
When soluble antigens from infectious agents
Which type of antibody is involved in type I enter circulation, tissue damage is a result of: -
hypersensitivity reaction? - ANSWER -IgE ANSWER -d.
Neutrophil granules and toxic oxygen products
Blood transfusion reactions are an example of: -
ANSWER -Alloimmunity How are target cells destroyed in a type II
hypersensitivity reaction? - ANSWER -d.
Natural killer cells
During an IgE-mediated hypersensitivity reaction,
which leukocyte is activated? - ANSWER -
c. Graves disease (hyperthyroidism) is an example
Eosinophils of which type II hypersensitivity reaction? -
ANSWER -Modulation
During an IgE-mediated hypersensitivity reaction,
the degranulation of mast cells is a result of Type III hypersensitivity reactions are a result of
which receptor action? - ANSWER - which of the following? - ANSWER -b.
Histamine bound to H2 Antibodies binding to soluble antigens that were
released into body fluids and the immune
complexes being deposited in the tissues
What characteristic do atopic individuals have
that make them genetically predisposed to
develop allergies? - ANSWER -c. A type IV hypersensitivity reaction causes which
Greater quantities of IgE result? - ANSWER -.
Lymphokine-producing Th1 cells directly
attacking and destroying cellular targets
What is the mechanism that results in type II
hypersensitivity reactions? - ANSWER -d.
Antibodies bind to the antigens on the cell In a type III hypersensitivity reaction, the harmful
, NSG5003 Week 2 Quiz Test with Verified Answers Rated A
effects after the immune complexes that are titers of which anti-antibodies? - ANSWER -
deposited in tissues are a result of: - A and B
ANSWER -Complement activation
Which class of immunoglobulins forms
Raynaud phenomenon is classified as a type III isohemagglutinins? - ANSWER -IgM
hypersensitivity reaction and is due to: -
ANSWER -a.
Immune complexes that are deposited in Which component of the immune system is
capillary beds, blocking circulation deficient in individuals with infections caused by
viruses, fungi, or yeast? - ANSWER -T cells
Deficiencies in which element can produce
depression of both B- and T-cell function? - In which primary immune deficiency is there a
ANSWER -Zinc partial-to-complete absence of T-cell immunity? -
ANSWER -DiGeorge syndrome
When the maternal immune system becomes
sensitized against antigens expressed by the How many months does it take for the newborn
fetus, what reaction occurs? - ANSWER - to be sufficiently protected by antibodies
Alloimmunity produced by its own B cells? - ANSWER -6
to 8
Tissue damage caused by the deposition of
circulating immune complexes containing an Considering the effects of nutritional deficiencies
antibody against the host DNA is the cause of on the immune system, severe deficits in calories
which disease? - ANSWER -Systemic and protein lead to deficiencies in the formation
lupus erythematosus of which immune cells? - ANSWER -T cells
Why does tissue damage occurs in acute Urticaria are a manifestation of a which type of
rejection after organ transplantation? - hypersensitivity reaction? - ANSWER -Type
ANSWER -a. I
Th1 cells release cytokines that activate
infiltrating macrophages, and cytotoxic T cells
directly attack the endothelial cells of the Graves disease is a result of: - ANSWER -
transplanted tissue. c.
Autoantibodies binding to thyroid-stimulating
hormone (TSH)-receptor sites
Which blood cell carries the carbohydrate
antigens for blood type? - ANSWER -
Erythrocytes Raynaud phenomenon is an example of which
type of hypersensitivity? - ANSWER -Type
III
A person with type O blood is likely to have high