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Medicines of the Rainforest Exam 1 questions & answers
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Medicines of the Rainforest Exam 1 questions & answers
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Medicines of the Rainforest Exam 1questions & answers
Poison - correct answer ✔✔any substance (manmade or found in nature) that produces disease
conditions, tissue injury, or otherwise interrupts natural life processes when in contact with body
- poison dart frog
- puffer fish
Toxin - correct answer ✔✔poisonous substances produced by living creatures
- examples
-brevetoxins produced by Karena brevis
-bufotoxin produced by toads of the Bufo genus
Venom - correct answer ✔✔poisons of animal origin that are injected by spine, stings, or teeth.
- venom from jellyfish tentacles (nematocysts)
- various breeds of catfish, injected from their spines (produced by their glands)
Target - correct answer ✔✔site of action
Agonist - correct answer ✔✔fits in receptor and elicits a response
Antagonist - correct answer ✔✔blocks the receptor and no response is elicited
Phase 1 - correct answer ✔✔Safety trials; low doses given to a few volunteers over several months
Phase 2 - correct answer ✔✔-effectiveness and safety
- small number of patients (up to several hundred)
Phase 3 - correct answer ✔✔efficacy and safety
,- large number of patients over 2-4 years
Plotkin's view of conservation - correct answer ✔✔- "spiritual and ethical practice"
- should not be done out of ignorance or greed
Biomimcry - correct answer ✔✔- nature is the best innovator
- the study and the emulation of nature, used to solve human problems
- learning from nature
Aspirin - correct answer ✔✔Comes from Willow bark
AIDS cocktail - correct answer ✔✔-derived from coral reefs
Quinine - correct answer ✔✔- found in tree bark
- used to treat malaria and cardiac issues
Antibiotics - correct answer ✔✔- compounds that block the growth and reproduction of bacteria
- derived from fungi and some bacteria
Rain forests are called.... - correct answer ✔✔"cradles of diversity"
Rain forests cover less than _____ of the Earth's surface but support _____ of all living organisms. -
correct answer ✔✔1. 5%
2. 50%
Tropical rainforests mainly occur inside the ______ - correct answer ✔✔Equatorial regions
Tropical rainforests are restricted between ________. - correct answer ✔✔Latitides 22.5 degrees North
and 22.5 degrees South
, 1. Largest unbroken stretch of rainforests are found in the ______
2. Over half of the Amazon rainforest lies in ____ - correct answer ✔✔1. Amazon river basin of South
America
2. Brazil
Limiting factor of the rainforest - correct answer ✔✔Sunlight
What is the significance of tropical rainforests in tropical zones? - correct answer ✔✔Solar energy
produces frequent rainstorms
Layers of the Rainforest (from top to bottom) - correct answer ✔✔emergent layer, canopy layer,
understory layer, forest floor
Emergent layer - correct answer ✔✔- tree tops 200 feet above forest floor
- trees are broad-leaved, hardwood evergreens
- plenty of sunlight
- animals: eagles, monkeys, bats and butterflies
Canopy layer - correct answer ✔✔- "primary layer" that forms a roof for remaining layers
-smooth oval leaves that come to a point
- maze of leaves and branches
- food is abundant
- many animals (snakes, toucans, tree frogs, etc.)
Understory layer - correct answer ✔✔- Shrub layer
- little sunshine reaches this area
- larger leaves grow as a result of lack of sunshine
- plants hardly grow past 12 feet
- animals include jaguars, red-eyed tree frogs, leopards, and a large concentration of insects
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