Herb 201 All Modules Study Guide| 214 Questions| With Complete Solutions

Ointments can use which of the following as a base? --Lanolin --Oil --Beeswax correct answer: All of the above The therapeutic margin is the dividing line between _______. correct answer: effectiveness and toxicity To understand how herbs affect the body, it is necessary to have a basic understanding of the ____________ they contain. correct answer: active constituents Which type of preparation is most useful as topical application for strained muscles, swellings, and abscesses? correct answer: Fomentations True or False: All botanicals require a 90% alcohol concentration to extract their active constituents in a tincture. correct answer: False. An excessive dose of ________ can cause irritation to the stomach wall and liver damage. If a cold infusion is prepared, only a small proportion is absorbed. correct answer: tannins Saponins are natural compounds that are very similar to glycosides, but can be distinguished because they dissolve in water and produce a _________. correct answer: durable foam Taken before meals in small doses, ________ stimulate the appetite by promoting the flow of the digestive fluids. correct answer: bitter principles ____________ are used for hard woody substances suc