Regarding the pathophysiology underlying anaphylaxis, which of these statements is true?
A) Histamine causes the capillaries to become leaky and bronchioles to constrict
B) High blood pressure forces blood from the blood vessels, resulting in airway edema
C) Immunoglobulin E molecules make antibodies that cause bronchoconstriction and vasodilation
D) Smooth muscle dilation in the lungs impairs the exchange of oxygen
A) Histamine causes the capillaries to become leaky and bronchioles to constrict
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Fill in the blank(s) with the appropriate word(s).