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Plants & People > Lecture 20 > Flashcards

Lecture 20 Flashcards

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People You Should Know flashcards
1
Q 
What do cardiac glycosides do?
A) cure heart disease
B) cure asthma
C) cause heart disease
D) cause asthma
A

C

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2
Q 
What do plants use cardiotonics for?
A) prevention of herbivory 
B) attract pollinators
C) look pretty
D) prevent global warming
A

A

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3
Q

T/F

All animals are harmed by cardiotonics

A

False

monarch butterflies eat it & let it build up in their tissues to make them toxic

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4
Q

T/F

Foxglove’s medicinal properties were discovered by William Withering and is capable to by itself treat CHF

A

False

it works with a formulation of many ingredients

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5
Q 
What is digitalin?
A) vascular stimulant
B) motor-excitant 
C) paralyzant
D) aphrodesiac 
E) emetic 
F) diuretic
A

All of the above

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6
Q

Digitalin causes this effect on the heart:

A

slows heart rate & increases force of contractions (raises arterial tension)

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7
Q

What does digitoxin do?

A

treat atrial fibrillation

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8
Q

What does rauvolfia treat medicinally?

A

Hypertension

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9
Q

What is the active ingredient in Rauvolfia?

A

Reserpine

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10
Q

What is the mode of action of reserpine?

A

depression of SNS & heart output

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11
Q

T/F

Garlic is a new medicinal plant

A

False

used in ancient cultures

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12
Q 
What does garlic do?
A) reduces hypertension
B) reduces cholesterol 
C) anti nausea 
D) antioxidant
A

All but C

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13
Q 
What is ephedra used for?
A) hypotension
B) colds
C) asthma
D) influenza
A

All of the above

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14
Q

T/F

Ephedra plants have been used in both medicine and stimulant drugs

A

True

similar to amphetamines, is used as a decongestant

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15
Q

What is hawthorn used for?

A

Cardiac arrhythmia

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16
Q

What are the active ingredients in hawthorn?

A

Flavonoids & oligomeric procyanids

17
Q 
Hawthorn has all but this effect on the body:
A) Dilate blood vessels
B) Diuretic 
C) Strengthen heart contractions
D) Stabilize heart beat
A

B

18
Q

What aspect of physiology does ginkgo affect?

A

Peripheral/cerebral circulator stimulation

19
Q

T/F

Ginkgoes were worshipped in Japan

A

True

under confucianism

20
Q

What can ginkgo seeds and leaves be used for in traditional medicine?

A

Cure-all essentially

21
Q 
What is ginkgo used for in modern medicine?
A) cognitive impairment
B) anticoagulant
C) increased blood flow
D) antioxidant
A

All of the above

22
Q

What are the active ingredients in ginkgo?

A

ginkgolides and bilobalide

23
Q 
Which plants reduce cholesterol and act as anticoagulants?
A) garlic
B) onion
C) oat
D) flax
E) soybeans
A

all of the above

24
Q

What do phytosterols do?

A

Mimics cholesterol, reduces bad cholesterol

25
Q

T/F

Wine, green tea, cinnamon, and cocoa increase blood flow and reduce clotting

A

True

Plants & People (18 decks)

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