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Questions and Answers
Which receptors mediate the Lewis triple response?
Which receptors mediate the Lewis triple response?
- H3 and H4
- H2 and H4
- H1 and H2 (correct)
- H1 and H3
How many receptors for histamine have been identified?
How many receptors for histamine have been identified?
- Four (correct)
- Three
- Two
- Five
What surrounds the edematous wheal in the Lewis triple response?
What surrounds the edematous wheal in the Lewis triple response?
- A small red spot
- A large red spot
- A red flare (correct)
- Another edematous wheal
What is the characteristic of the center of an intradermal injection of histamine?
What is the characteristic of the center of an intradermal injection of histamine?
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What is the Lewis triple response a demonstration of?
What is the Lewis triple response a demonstration of?
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