Nerve damage. Dry mouth can be a result of nerve damage to the head and neck area from an injury or surgery. Dehydration. Conditions that lead to dehydration, such as fever, excessive sweating, vomiting, diarrhoea, blood loss and burns can cause dry mouth. Surgical removal of the salivary glands.
Ethnopharmacology is a related study of ethnic groups and their use of drugs. Ethnopharmacology is distinctly linked to plant use, ethnobotany, as this is the main delivery of pharmaceuticals. Ethnopharmacy is the interdisciplinary science that investigates the perception and use of pharmaceuticals within a given human society.
Ethnography is a social science research method. It relies heavily on up-close, personal experience and possible participation, not just observation, by researchers trained in the art of ethnography. These ethnographers often work in multidisciplinary teams. The ethnographic focal point may include intensive language and culture learning, intensive study of a single field or domain, and a blend of historical, observational, and interview methods. Typical ethnographic research