Lecture 6 “Ethnobotany and Acquiring Knowledge” Study Questions
Lecture 6 “Ethnobotany and Acquiring Knowledge” Study Questions Bio 309
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This 0 page Class Notes was uploaded by Maddy Moldenhauer on Wednesday February 3, 2016. The Class Notes belongs to Bio 309 at Grand Valley State University taught by Elise C Hollister in Winter 2016. Since its upload, it has received 13 views. For similar materials see Plants and Human Health in Biology at Grand Valley State University.
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Date Created: 02/03/16
B10 309 Plants amp Human Health Professor Hollister Lecture 6 Ethnobotany and Acquiring Knowledge Study Questions 10 On what basis did early humans originally learn about medicinal plants Trail and Error What was the belief of early humans regarding the causes of disease Attribute illness to magic supernatural forces The Shamanistic approach to healing may incorporate the use of what specific types of plants when formulating a special cure hint think of divination here Hallucinogenic plants my the altering of mental state According to your professor what is likely one of the oldest professionshuman endeavors in the world Shaman Where should we focus most of our attention regarding the discovery of new plant drugs The tropics rainforests How much of our Earth is covered with tropical rainforests 7 What are the 4 main reasons for the rapid deforestation of the world s tropical rainforests ie think about what we discussed regarding Brazil 1 trees burned for fuel 2 cattle ranching 3 agriculture 4 prized timber If deforestation continues at its current rate when will they disappear from Earth Within 30years Botanists estimate how many plant species may become extinct each day 50150 Plant species What are 4 desirable properties being sought after in plants for medicinal uses 1 Antibiotic 2 antiviral 3 chemotherapeutic 4 psychoactive 11 12 13 14 15 16 17 What are the two modern approaches to acquiring knowledge of medical plants 1 Random Screening Approach random search for plants W useful compounds 2 Ethnobotanical Approach study of relationships between humans and plants How successful were most companies in bioprospecting for new plant medicines Many companies were set up in the 1990s but very few survived past 2002 Which is considered the better method of acquiring knowledge Why Ethnobotany more efficient approach due to using the plants that have been used over generations by tribes for herbal healing and medicines Why are herbaria useful in storing plant specimens It allows for the labeling and organized storage of herbal plants for collection preservation and experimental purposes What is considered a great method for preserving plant specimens Herbaria What is ethnobotany The study of the relationships between people and plants Who is considered the father of ethnobotany Dr Mark Plotkin From video 18 What is a Shaman also called isangoma diviner medicine manwoman witch witch doctor etc Tribal member that are experts at plants and their herbal uses They are native healers that are considered the quotWorlds greatest geniusesquot 19 Review what of Earth s population relies on plantsherbal remedies to treat their ailments 80 20 Which secondary metabolite class does Mark Plotkin claim is the basis for much of our Western medicine Alkaloids 21 How effective was the native s diabetes medicine in controlling blood sugar It Worked 22 23 24 Schultes preserved 24000 Amazonian plant species in herbaria can they still be useful today for investigation The plant species collected would be useful in society if the are not extinct Why does Mark Plotkin say that when a Shaman dies it is worse than the burning of a library such as the Library of Congress Their expertise in plant based medicines and herbal remedies is far better than any book Their knowledge must be passed down to future generations to keep their superior knowledge of plants intact What were the ultimate goals of Mark Plotkin s Shaman s Apprentice program that he developed The continuation and passing of the knowledge of herbal plants to the younger generations so that it is not lost forever
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