NR 507 Questions with 100% Verified Correct
Answers
Hives (urticaria) are an example of a:
Type 1 hypersensitivity reaction.
Anaphylaxis is what type of reaction?
type 1 hypersensitivity
Which of the following are considered the "first responders" of the innate immune
system?
neutrophils
Allergic contact dermatitis is an example of what type of
hypersensitivity reaction.
type 4 hypersensitivity reaction
Type 2 (Cytotoxic) hypersensitivity reactions are mediated by:
IgG or IgM
Type 1 hypersensitivity reaction is mediated by
IgE
Allergic asthma is an example of
type 1 hypersensitivity reaction
type 2 hypersensitivity
tissue specific
,Primary effector cells of type 2
macrophages
Examples of type 2 reactions
drug allergies, hemolytic anemia, blood transfusion mismatch, allergies against infectious
agents
Type 2 causes
The cell to be destroyed by the antibody
Cell destruction through phagocytosis by macrophages
Damage to the cell by neutrophils triggering phagocytosis
Natural killer cells to release toxic substances that destroy the target cell
Malfunction of the cell without destruction
Type 3 hypersensitivity reaction
antigen-antibody response
Where does the antibody bind to the antigen in type 3 response?
in blood or body fluids and then circulates to tissue
Where does the antibody bind to the antigen in type 1, 2, and 4?
on cell surface
Primary effector cell in type 3
neutrophils
example of type 3 reaction
serum sickness
, type 4 hypersensitivity reaction
cell-mediated response
primary mediators of type 4
lymphocytes and macrophages
type 4 mediated by
T lymphocytes and do not use antibodies
example of type 4
localized contact dermatitis (poison ivy)
Damage occurs with ABO incompatibility because:
Complement damages RBC membrane causing cell lysis.
Which of the following is the underlying pathology for hay fever?
mast cell degranulation
The diagnosis for an individual who presents to the office with sudden swollen lips and
eyes, shortness of breath and throat tightness after a bee sting is:
anaphylaxis
Which of the following assessment findings would be expected in a patient who presents
with urticaria?
Eosinophilia.
An example of a primary immunodeficiency is:
Chronic Granulomatous Disease.
Answers
Hives (urticaria) are an example of a:
Type 1 hypersensitivity reaction.
Anaphylaxis is what type of reaction?
type 1 hypersensitivity
Which of the following are considered the "first responders" of the innate immune
system?
neutrophils
Allergic contact dermatitis is an example of what type of
hypersensitivity reaction.
type 4 hypersensitivity reaction
Type 2 (Cytotoxic) hypersensitivity reactions are mediated by:
IgG or IgM
Type 1 hypersensitivity reaction is mediated by
IgE
Allergic asthma is an example of
type 1 hypersensitivity reaction
type 2 hypersensitivity
tissue specific
,Primary effector cells of type 2
macrophages
Examples of type 2 reactions
drug allergies, hemolytic anemia, blood transfusion mismatch, allergies against infectious
agents
Type 2 causes
The cell to be destroyed by the antibody
Cell destruction through phagocytosis by macrophages
Damage to the cell by neutrophils triggering phagocytosis
Natural killer cells to release toxic substances that destroy the target cell
Malfunction of the cell without destruction
Type 3 hypersensitivity reaction
antigen-antibody response
Where does the antibody bind to the antigen in type 3 response?
in blood or body fluids and then circulates to tissue
Where does the antibody bind to the antigen in type 1, 2, and 4?
on cell surface
Primary effector cell in type 3
neutrophils
example of type 3 reaction
serum sickness
, type 4 hypersensitivity reaction
cell-mediated response
primary mediators of type 4
lymphocytes and macrophages
type 4 mediated by
T lymphocytes and do not use antibodies
example of type 4
localized contact dermatitis (poison ivy)
Damage occurs with ABO incompatibility because:
Complement damages RBC membrane causing cell lysis.
Which of the following is the underlying pathology for hay fever?
mast cell degranulation
The diagnosis for an individual who presents to the office with sudden swollen lips and
eyes, shortness of breath and throat tightness after a bee sting is:
anaphylaxis
Which of the following assessment findings would be expected in a patient who presents
with urticaria?
Eosinophilia.
An example of a primary immunodeficiency is:
Chronic Granulomatous Disease.
