Stimulation of Histamine Receptors Causes All of the Following,except

question 6

Multiple Choice

Stimulation of histamine receptors causes all of the following,except:

• A)airway mucus production
• B)intestinal smooth muscle relaxation
• C)increased vascular permeability
• D)respiratory smooth muscle spasm
• E)pruritus,urticaria

---

Definitions:

Sporophyte Generation

The diploid phase in the life cycle of plants and algae that produces spores through meiotic division, alternating with the gametophyte generation.

Gametophyte Generation

The sexual phase in the life cycle of plants and algae that produces gametes.

Seed

The reproductive unit of angiosperms and gymnosperms, capable of developing into another such plant.

Vascular Plants

Plants that possess specialized tissues, xylem and phloem, for water and nutrients transportation throughout the organism.