Question

Which of the following is true about the release of histamine from cells in nasal passages?

All of the above
It may cause increased secretion by mucous membranes.
It occurs during an allergic reaction.
It causes nearby capillaries to swell.

Answer 1

Urticaria (Hives)

Hives are an inflammation of the skin triggered when the immune system releases histamine. This causes small blood vessels to leak, which leads to swelling in the skin. Swelling in deep layers of the skin is called angioedema.

Step-by-step explanation: