Which of the Following Is NOT True of Histamine

question 34

Multiple Choice

Which of the following is NOT true of histamine?

• A) It is a chemical found in body tissue that protects against environmental factors.
• B) Its greatest concentration is found in the skin, gastrointestinal tract, and lungs.
• C) Its principal action is vascular dilation and contraction of smooth muscles of the respiratory and gastrointestinal tract.
• D) It is not a problem with most upper respiratory inflammatory diseases.
• E) Sneezing, itching, watery eyes, and bronchoconstriction are often the result of histamine release.

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