NUR 254 Exam3| Galen College | 2025 Complete Maternal & Pediatric Nursing.

NUR254




NUR 254 Exam3| Galen College | 2025
Complete Maternal & Pediatric Nursing.



1. IgG does what?: second immune response


can cross the placenta

2. IgA does what?: found in secretions on mucous membranes prevents

antigens from entering

tears, saliva, breast milk

3. IgD does what?: found on the surface of B cells


acts as an antigen receptor

4. IgE does what?: found on mast cells in tissues


involved in allergic reactions

5. What is a type 1 IgE-Mediated allergic reaction?: IgE is release by

plasma cells which bind to mast cells






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most common type of allergic reaction

histamine is released inflammation,

vasodilation, smooth muscle constriction

asthma, dermatitis, anaphylaxis can occur

6. What are clinical manifestations of an IgE-Mediated allergic

reaction?: bronchospasms wheezing rhinorrhea urticaria

angioedema


dark circles under the eyes


anaphylaxis

7. What are first gen vs second gen antihistamines?: benadryl: first gen


loratidine: second gen

8. What are Dx we can do for an IgE-Mediated allergic reaction?:

immunoglob-

ulin titers


patch testing






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9. What is therapeutic mgmt for an IgE-Mediated allergic reaction?:

antihistamine


mast cell

degradation

inhibitor

decongestant epi

steroid

removing offending agent


ABCs

10. What is anaphylaxis?: systemic response massive vasodilation

massive bronchoconstriction low bp, can't breathe

fast or slow HR

11. What do we do for anaphylaxis?: steroids epi! airway!!

IVF

12. What are type 2 hypersensitivity reactions?: These are anitbody

mediated basically your body is eating itself

think hemolytic anemia