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NUR 376 Final Exam questions and answers.
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NUR 376 Final Exam questions and answers.
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NUR 376 FinalExam questions
and answers
immunocompetence - answer ability to protect one's self from
infectious agents due to a strong immune system
immunosuppression - answer defective immune system increasing
the risk for infection
opportunistic infection - answer infection caused by a
microorganism that flourishes because of a deficient immune
system (immunodeficiency)
hospital-acquired/health-care-acquired infection - answer infection
that originates within the clinical environment
types of hypersensitivities - answer I
II
III
IV
type I hypersensitivity - answer immediate hypersensitivity
,type I immediate hypersensitivity is a ______ that occurs after _____
binds to ______ and combines with _____ - answer rapidly developing
immune reaction;
IgE;
mast cells;
antigen
other name for type I hypersensitivity - answer allergy
atopic disorder
example of type 1 hypersensitivity - answer common allergens:
-dust
-pollen
-animal dander
-peanuts
-medications
type II hypersensitivity - answer cytotoxic hypersensitivity
type II cytotoxic hypersensitivity is mediated by _____ directed
towards _____ - answer Igs;
antigens present on cell surfaces
,example of type II hypersensitivity - answer blood transfusion
reaction due to wrong blood types
drug reaction caused by Igs reacting with coated host cells
type III hypersensitivity - answer complex hypersensitivity
type III complex hypersensitivity occurs when ____ combines with
_____ within _____ and is then _____ - answer antigen;
immunoglobulin (Ig);
blood circulation;
deposited at tissues
the deposition of ______ within tissues causes _____ - answer Ig
complexes/immune complexes;
organ dysfunction
example of type III hypersensitivity - answer systemic lupus
erythematosus (SLE)
rheumatoid arthritis (RA)
type IV hypersensitivity - answer delayed hypersensitivity
type IV delayed hypersensitivity is initiated by _____ that have had
______ - answer T lymphocytes;
, previous exposure to an antigen
type IV delayed hypersensitivity reactions occur ______ after _____ -
answer days;
exposure to the antigen
example of type IV hypersensitivity - answer poison ivy
"contact dermatitis"
types of white blood cells - answer monocytes-
inflammation/chronic/autoimmune/malignant
lymphocytes- viral
neutrophils- bacterial
eosinophils- allergic
basophils- parasitic
normal WBC count - answer 5,000-10,000
WBC count >11,000 - answer leukocytosis
WBC count >50,000 - answer leukemoid reaction
(leukemia)
WBC <4,000 - answer leukopenia
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