A patient is having an allergic reaction to mold. The patient describes chest tightness and difficulty breathing. Which of the following body effects is occurring?
A) Contraction of smooth muscle in the bronchi
B) Suppression of the vagus nerve endings producing tachycardia
C) Decreased permeability of the veins and capillaries
D) Decreased secretion of the mucous glands
A
Feedback:
An allergic reaction produces contraction of the smooth muscle in the bronchi and bronchioles. The patient will have stimulation, not suppression, of the vagus nerve endings. The patient will have increased, not decreased, permeability of the veins and capillaries. The patient will have increased secretion from the mucous glands, producing nasal congestion.
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