Pharmacognosy Quiz

Natural Products and Pharmacology

• The pharmacologic action of natural products is attributed to bioactive substances.
• Minerals are a source of natural drugs, with examples including mercury and sulfur.
• The study of drugs of bio origin and knowledge about drugs and pharmaceuticals is called pharmacognosy.

Venus Flytrap

• The substance found in the Venus flytrap that makes insects dizzy when ingested is a narcotic alkaloid called Dionaea.
• The Venus flytrap does not contain alkaloids, but rather contains other substances like flavonoids and phenolic acids.

Pharmacology and Natural Drugs

• The term used to describe the study of the history, distribution, cultivation, collection, preparation, identification, evaluation, preservation, and commerce of natural drugs is pharmacognosy.
• The term used to describe the substances responsible for the pharmacologic action of natural products is bioactive substances or pharmacologically active compounds.

Categories of Natural Drugs

• The categories of natural drugs studied in pharmacognosy include plant, animal, and microbial sources.
• Hormones are not a category of natural drugs studied in pharmacognosy.

Insects and Natural Substances

• The Spanish fly, a type of insect, is known to be an aphrodisiac and may induce prolonged erection and blisters when exposed to its lactone glycosides.