Multiple Choice
In type I hypersensitivity, an allergic reaction is triggered when the antigen:
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9. The Immune & Lymphatic Systems
Type I Hypersensitivities
Multiple Choice
Systemic anaphylaxis can be extremely dangerous and even life-threatening. Which of the following methods is commonly used to rapidly counteract the effects of systemic anaphylaxis?
A
Immunosuppressant drugs.
B
Local anesthesia.
C
Injectable epinephrine.
D
An injectable dose of the allergen.
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