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.
Ethnology (from the Greek á¼Î¸Î½Î¿Ï, ethnos meaning nation) is the branch of anthropology that compares and analyzes the characteristics of different peoples and the relationship between them (cf. cultural, social, or sociocultural anthropology).