Histamine's primary role in the respiratory system is as a
A) surfactant.
B) bronchodilator.
C) bronchoconstrictor.
D) vasodilator.
E) vasoconstrictor.

Name: Histamine's primary role in the respiratory system is as a A) surfactant. B) bronchodilator. C) bronchoconstrictor. D) vasodilator. E) vasoconstrictor.
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Question

Quizplus · Accepted Answer

Histamine is well known to cause bronchoconstriction, which limits airflow to the lungs and can contribute to respiratory problems such as asthma or anaphylaxis.

Histamine's Primary Role in the Respiratory System Is as a