Antiemetics include: 1  5-HT3 receptor antagonists block serotonin receptors in the central nervous system and gastrointestinal tract. 2  As such, they can be used to treat post-operative and cytotoxic drug nausea & vomiting. 3  However, they can also cause constipation or diarrhea, dry mouth, and fatigue.hey may be used for severe cases of gastroenteritis, especially if the patient is dehydrated. Antiemetics, though previously thought to cause birth defects, have been proven safe for use by pregnant women in the treatment of morning sickness and the more serious hyperemesis gravidarum.
Fog is an example of vapor. Fog is an example of vapor. Vapor is a gas or moisture floating in the air. An example of vapor is fog. Vapor is defined as to give off gas or water moisture. An example of vapor is for water to give off steam when it boils.
vaâ²por pres`sure. n. the pressure exerted by the molecules of a vapor. vapor pressure. 1. The pressure exerted by water vapor in the atmosphere. 2. The pressure exerted by a vapor on the solid or liquid phase with which it is in equilibrium. At pressures lower than the vapor pressure, atoms or molecules of the liquid or solid being vaporized can escape from the surface of the liquid or solid.