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Immunity NCLEX Questions Questions

Extract:


Question 1 of 5

A client in the medical ward developed sudden hypotension, difficulty breathing, and cyanosis shortly after receiving an intravenous penicillin infusion. Based on the nurses' understanding of anaphylactic reactions, what can the nurse conclude is the cause of this reaction?

Correct Answer: B

Rationale: Anaphylaxis occurs due to prior exposure to penicillin (
B), leading to IgE antibody production and a rapid allergic response upon re-exposure. Antibodies don't form instantly during infusion (
A), passive immunity (
C) involves transferred antibodies, and atopic sensitization (
D) is a predisposition, not the direct cause.

Question 2 of 5

Correct Answer:

Rationale:

Question 3 of 5

Correct Answer:

Rationale:

Question 4 of 5

Correct Answer:

Rationale:

Question 5 of 5

Correct Answer:

Rationale:

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