NUR 612 Exam #2 Questions And Answers Latest Study Solutions
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Course
NUR 612
Institution
NUR 612
NUR 612 Exam #2 Questions And Answers Latest Study Solutions
The characteristic vascular changes at the site of an injury produce:
a. Blood vessel constriction after dilation
b. Increased permeability and leakage.
c. Tightening of the capillary endothelial cell junctions
d. Pallor and swelling...
NUR 612 Exam #2 Questions And Answers Latest
Study Solutions
The characteristic vascular changes at the site of an injury produce:
a. Blood vessel constriction after dilation
b. Increased permeability and leakage.
c. Tightening of the capillary endothelial cell junctions
d. Pallor and swelling where the injury occurred ANS b. Increased permeability and leakage.
Which of the following statements is most likely to be accurate?
Mast cells:
a. "Can be activated through an intrinsic or extrinsic pathway."
b. "Degranulate in response to chemical agents."
c. "Reduce blood flow after activation."
d. "Can be blocked by the therapeutic use of aspirin." ANS b. "Degranulate in response to
chemical agents."
Which of the following is correct?
Phagocytosis requires:
a. Digestion of the capillary basement membrane during diapedesis
b. A reduction in nitric oxide production.
c. Formation of a phagosome by a mast cell
d. A respiratory burst produced by the release of the primary lysosomal granules. ANS a.
Digestion of the capillary basement membrane during diapedesis.
A person has a large open wound that has formed significant scare tissue. Which type of healing has
occurred?
a. Primary
b. Secondary
c. Debridement
,d. Regeneration ANS b, Secondary
Which statement indicates the nurse has an accurate understanding concerning passive immunity?
Passive immunity:
a. "Is produced after exposure to an antigen."
b. "Is the result of an attenuated immunization."
c. "Can last for years."
d. "Can be transferred from a donor to a recipient." ANS "Can be transferred from a donor to a
recipient"
Which information is most correct regarding IgA's?
IgA's are:
a. Measureable in the blood in very low concentrations
b. The largest immunoglobulins.
c. Found in saliva and other body secretions.
d. Effective against parasites and allergies ANS Found in saliva and other body secretions
Which information is correct regarding the secondary immune response?
a. A latent period or lag phase occurs.
b. IgM is the primary immunoglobulin.
c. IgG is significantly increased.
d. Memory cells have to develop ANS IgG is significantly increased.
A nurse is asked about NK cells. How should the nurse respond?
a. Only work alone to cause apoptosis
b. Destroy abnormal cells with MHC class I markers
c. Lack antigen-specific receptors.
d. Mature in the thymus ANS Lack antigen-specific receptors
, Alloimmunity occurs when:
a. The immune system produces a response to tissues of another individual.
b. A disturbance occurs in the immunologic tolerance of self-antigens.
c. Antigens are in the environment.
d. An anaphylactic reaction occurs. ANS The immune system produces a response to tissues of
another individual.
A person has a type I allergic reaction. Which pathophysiologic response is occuring?
a. Antibody binds to tissue-specific antigen.
b. Immune complexes are depositied in vessel walls.
c. T lymphocytes, not antibodies, mediate the process.
d. IgE and products of tissue mast cells are released. ANS IgE and products of tissue mast cells
are released
Autoimmunity occurs when:
a. Self-antigens stimulate molecular mimicry
b. Transplanted tissues are rejected.
c. The immune system recognizes self-antigens as foreign
d. An acute rejection of a transplanted organ or tissue occurs. ANS The immune system
recognizes self-antigens as foreign
Which information is correct regarding secondary immune deficiencies?
a. Increased dietary zinc intake
b. Caring for an older parent with Alzheimer disease
c. Aspirin therapy that is prescribed by the physician
d. Congenital or genetic defects in the neonate ANS Caring for an older parent with Alzheimer
disease.
A person arrives at the clinic and reports mild tiredness and discomfort after exposure to a family
member with the flue. The nurse suspects the person is in the:
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