Podcast
Questions and Answers
What is the primary focus of Pharmacognosy?
What is the primary focus of Pharmacognosy?
- The history of medicinal practices in Europe
- The study of crude drugs from natural sources (correct)
- The influence of non-European traditions on medicine
- The development of new synthetic drugs
Who coined the term 'Pharmacognosy' and when?
Who coined the term 'Pharmacognosy' and when?
- A European Scholar in the 19th century
- Emperor Shen Nung in 3000 B.C.
- Seydler in 1815 (correct)
- An Indian physician in ancient times
Which of the following is NOT a traditional medicine mentioned?
Which of the following is NOT a traditional medicine mentioned?
- Traditional Chinese Medicine (TCM)
- Homeopathy (correct)
- Unani
- Ayurveda
What historical development occurred in London in 1617?
What historical development occurred in London in 1617?
What does the term 'Materia Medica' refer to?
What does the term 'Materia Medica' refer to?
Which ancient text is recognized as the oldest known herbal?
Which ancient text is recognized as the oldest known herbal?
Pharmacognosy encompasses the study of which of the following aspects?
Pharmacognosy encompasses the study of which of the following aspects?
What influenced the use of medicinal plants in Europe historically?
What influenced the use of medicinal plants in Europe historically?
What are the three important necessities of life provided by the plant kingdom?
What are the three important necessities of life provided by the plant kingdom?
Which of the following plant groups yields medicinal products of importance?
Which of the following plant groups yields medicinal products of importance?
Which historical document is one of the oldest known sources on medicinal plant use?
Which historical document is one of the oldest known sources on medicinal plant use?
What is a primary method through which traditional medicinal knowledge has been transmitted?
What is a primary method through which traditional medicinal knowledge has been transmitted?
Why is there a pressing need to record local medicinal knowledge?
Why is there a pressing need to record local medicinal knowledge?
What significant change in the use of medicinal substances occurred from the nineteenth to the twentieth century?
What significant change in the use of medicinal substances occurred from the nineteenth to the twentieth century?
In which of the following regions is traditional knowledge of medicinal plants often transmitted orally?
In which of the following regions is traditional knowledge of medicinal plants often transmitted orally?
What role did human inquisitiveness play in the development of healthcare?
What role did human inquisitiveness play in the development of healthcare?
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Study Notes
Overview of Pharmacognosy
- Pharmacognosy is derived from Greek terms meaning "knowledge of drugs."
- Defined as a bioscience branch focused on crude products from natural sources.
- Intersects with botany and plant chemistry.
Historical Context
- Herbal medicine dates back to prehistoric civilizations in regions including China, India, Egypt, and Greece.
- The oldest known herbal, "Pen-t'sao," was written by Emperor Shen Nung around 3,000 B.C.
- Papyrus Ebers, dating to the sixteenth century, is a famous ancient medical document.
Role of Plants
- Plants provide essential needs: food, clothing, shelter, and medicinal products.
- Approximately 3,350,000 plant species contribute medicinally, spanning various plant types: Thallophyta, Bryophyta, Pteridophyta, and Spermatophyta.
Knowledge Transmission
- Initial medical knowledge was passed orally, later documented in various formats such as:
- Egyptian papyrus
- Baked clay tablets
- Manuscripts and herbals
- Printed pharmacopoeias
- Oral traditions continue in cultures, particularly among tribal societies worldwide.
Development of Pharmacognosy
- The term "Materia Medica" was common in the 19th century, shifting to "Pharmacognosy."
- Seydler coined "Pharmacognosy" in 1815 during his research on Sarsaparilla.
European Influences
- European tradition significantly shapes modern pharmacognosy.
- The Society of Apothecaries was established in London in 1617, founding the Chelsea Physic Garden in 1673.
Traditional Healing Systems
- Pharmacognosy encompasses diverse healing systems, such as:
- Traditional Chinese Medicine (TCM)
- Ayurveda from India
- Jamu (Indonesian)
- Unani (Islamic)
Scope of Pharmacognosy
- Studies include:
- History, distribution, and cultivation of medicinal plants.
- Methods for collection, processing, and storage.
- Analysis of sensory, physical, chemical, and structural properties.
- Vital for ensuring effective and safe healthcare remedies derived from nature.
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