Histamine release produces which response?
1. Bronchodilation
2. Vasoconstriction
3. Diarrhea
4. Vasodilation
4
Rationale 1: Bronchoconstriction, not bronchodilation, occurs due to smooth muscle responses.
Rationale 2: Vasodilation, not vasoconstriction, occurs with histamine release.
Rationale 3: Diarrhea is not a sign of histamine release.
Rationale 4: Histamine release causes vasodilation due to leaky capillaries.
Global Rationale: Histamine release causes vasodilation due to leaky capillaries. Bronchoconstriction, not bronchodilation, occurs due to smooth muscle responses. Vasodilation, not vasoconstriction, occurs with histamine release. Diarrhea is not a sign of histamine release.
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