Module 1 Lecture 2 Flashcards

1
Q

What causes plants to have medicinal effects

A

Molecular level interactions between checmicals in plants and chemicals in our body

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2
Q

What is critical for plants to have a medicinal effect

A

Shape of molecules and functional groups

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3
Q

Ethnobotany

A

Study of human-plant interactions

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4
Q

What types of societies does ethnobotany focus on

A

Primative, non-western, indigeneous, traditional

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5
Q

Types of plants

A

Vascular, bryophyte, fungi, algae

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6
Q

What type of plant dominates the terrestrial biomass

A

Vascular

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7
Q

What percentage of plants are vascular

A

98%

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8
Q

Important properties of plants

A

Sessile, compete for light, support tissues

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9
Q

How do plants defend against herbivores

A

Chemicals

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10
Q

Photosynthesis produces excess amounts of ___

A

Carbohydrates

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11
Q

What is ethnobotany rooted in

A

Greek and roman writers

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12
Q

Writing on ethnobotany

A

De Materia Medica by Pedanius Dioscorides

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13
Q

Development of ethnobotany

A

Explorers looking for spices

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14
Q

Who named ethnobotany

A

John Harshberger

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15
Q

Are plants autotrophic

A

Yes

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16
Q

Aquatic plant

A

Green algae

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17
Q

Green algae use by humans

A

Biofuel

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18
Q

Most significant group of plants

A

Angiosperms (flowering plants)

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19
Q

Parts of a vascular plant

A

Internal transport system, cuticle, stomates, larger size

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20
Q

Spore producing plants with few uses

A

Pteridophytes

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21
Q

Plants with no flowers or fruit

A

Coniferms and other gymnosperms

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22
Q

Where do vascular plants store food

A

Stem, roots

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23
Q

Part of plant that conserves water

A

Leaves

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24
Q

Related genera are grouped into ____

A

Families

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25
Classes of plants
Monocot and dicot
26
Modern herbal medicines are used by ___% of the world's population
80-90%
27
What is the basis of modern drugs
Herbal medicines
28
Why some plants have medicinal properties
- Secondary compounds - Complex phenolics - Astringent effect
29
Secondary compounds
Not essential to plant metabolism, affect animal physiology
30
Example of secondary compounds
Tannins
31
Chemical structure of plant compounds
Hydrocarbon rings
32
Compounds similar to animal compounds are normally stored in ___ form
Glycoside
33
Saponins attack ____
Cell membranes
34
Effect of cardiac glycosides
Change heart rate through ANS
35
Example of cardiac glycosides
Alkaloids
36
Type of receptor
Lock and key
37
First neurotransmitter
ACh
38
Induced fit theory
Enzymes change their shape to accommodate the chemicals
39
Zoopharmacognosy
Animal observations
40
Who analyzed native american drug plants
Moerman
41
Families of drug plants most commonly used
Physiologically active compounds
42
What is the theory of disease and cure based on
Humoral theory of Hippocrates
43
How does diease arise according to humoral theory
Imbalance of humors often caused by external forces
44
How are imbalances treated
With activities or drugs that oppose imbalance
45
Body fluids of humoral theory
Blood, yellow bile, black bile, phlegm
46
Doctrine of signatures
Plant medicine best for part of body to which it is similar in some physical way
47
What guides traditional chinese medicine
Religious and philosophical ideas
48
Traditional chinese medicine relates ____ to ____
Macrocosom (universe) to Microcosom (body)
49
Type of medicine of traditional chinese medicine
Allopathic medicine
50
Allopathic medicine
Treatments attempt to counter imbalances
51
Person who contributed to traditional chinese medicine
Emperor Shang Nong
52
Traditional chinese medicine has very little basis on _____
Anatomical and experimental knowledge
53
Religion and philosophical chinese leaders
Confuscious and Lao Zi
54
Qi
Existence of human life is dependent on energy
55
Types of human qi
Nourishing and protective
56
Nourishing qi
Carrying blood to internal organs
57
Protective qi
Found on body surface blocking external evil qi
58
Organs with yin
Internal, lower, front of body
59
Organs with yang
External, upper, back
60
____ organs are yin and ___ organs are yang
Solid and hollow
61
Theory of five elements
Organs paired, one per element
62
Five elements
Metal, earth, wood, fire, water
63
Treatments for qi
Acupuncture, massage, moxibustion, suction cups, qi gong, drugs, no surgery
64
How are medicines chosen in traditional chinese medicine
Qualities of the plant in relation to yin/yang
65
How many drugs used at a time in traditional chinese medicine
Usually many
66
Popular traditional chinese medicine drug
Ginseng