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Questions and Answers
What does pharmacognosy study?
What are crude drugs?
What do the Greek words 'pharmakon' and 'gnosis' mean?
Who first used the term 'pharmacognosy'?
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What did 'pharmacognosy' originally define during the 19th century and the beginning of the 20th century?
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What does pharmacognosy study?
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What are crude drugs?
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What is the origin of the term 'pharmacognosy'?
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Who first used the term 'pharmacognosy'?
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'Pharmacognosy' was originally used to define which branch of medicine or commodity sciences?
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Which type of glycoside is derived from Senna, Aloe, and Rhubarb?
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Which glycoside type is found in Bitter almond and Wild cherry bark?
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Which type of glycoside is present in Milk thistle, Citrus fruits, and Gingko?
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Which glycoside type is derived from Visnaga, Ammi, and Psoralea?
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Which type of glycoside is found in Kalmegh, Gentian, and Picrorrhiza?
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Study Notes
Pharmacognosy Overview
- Pharmacognosy studies the physical, chemical, biological, and pharmacological properties of drugs obtained from natural sources, including plants, animals, and minerals.
Crude Drugs
- Crude drugs are unprocessed or partially processed natural substances used as medicinal agents.
Origin of Term 'Pharmacognosy'
- The term 'pharmacognosy' originates from the Greek words 'pharmakon' meaning remedy or medicine, and 'gnosis' meaning knowledge.
History of Pharmacognosy
- The term 'pharmacognosy' was first used by the German pharmacist Johann Andreas Buchner in 1844.
- During the 19th and early 20th centuries, pharmacognosy originally defined the branch of medicine dealing with the analysis and preparation of drugs from natural sources, including the study of crude drugs.
Types of Glycosides
- Anthraquinone glycosides are derived from Senna, Aloe, and Rhubarb.
- Cyanogenic glycosides are found in Bitter almond and Wild cherry bark.
- Flavonoid glycosides are present in Milk thistle, Citrus fruits, and Gingko.
- Furanocoumarin glycosides are derived from Visnaga, Ammi, and Psoralea.
- Iridoid glycosides are found in Kalmegh, Gentian, and Picrorrhiza.
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Description
Explore the field of pharmacognosy, which involves the study of medicinal drugs and substances derived from natural sources such as plants, animals, and fungi. Learn about the physical, chemical, biochemical, and biological properties of these natural drugs and the search for new medications.
