Type I hypersensitivity reactions are characterized by
A) activation of complement.
B) antigen cross-links with IgE on mast cells.
C) being potentially fatal.
D) Both B and C.
Correct Answer:
Verified
Q1: All of the following are examples of
Q2:
Match the terms with the appropriate description.
-Anaphylactoid
Q3: The components involved in a positive skin
Q4:
Match the terms with the appropriate description.
-Delayed
Q6: Cell-mediated immunity is responsible for
A)contact sensitivity.
B)elimination of
Q7: Q8: The Arthus reaction is associated with the Q9: Anaphylaxis is characterized by all the following Q10: Immune complex reactions can Q11: 
A)suppress or augment the
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