Deck 11: Caffeine

Question 1

Contact with xanthine-containing plants causes insects to become overstimulated and die.

Answer 1

True

Question 2

There is more caffeine in a 148-mL (5-ounce) cup of tea then there is in a 148-mL cup of coffee.

Answer 2

False

Question 3

On the basis of historical records, coffee is the world's oldest caffeine-containing beverage.

Answer 3

False

Question 4

Roughly speaking, there are about 200 mg of caffeine in a 148-mL (5-ounce) cup of coffee.

Question 5

Instant coffee contains the same amount of caffeine as brewed coffee.

Question 6

Coffea robusta beans represent the majority of the world's coffee production.

Question 7

The preferred amount of coffee is often a 355- to 710-mL cup, while the standard cup is only about 148mL.

Question 8

Theobromine and theophylline are two examples of xanthines.

Question 9

Robusta coffee beans are generally more expensive than arabica coffee beans.

Question 10

On average, a 148-mL cup of tea contains about 60 mg of caffeine.

Question 11

Cocoa bean pods are botanically and pharmacologically related to coca leaves.

Question 12

Tea is known as "the wine of Islam."

Question 13

Caffeine can be a dependence-producing drug.

Question 14

Coffea robusta beans have twice the amount of caffeine as Coffea arabica beans.

Question 15

The United States is the nation with the highest per capita consumption of coffee in the world.

Question 16

The expression "penny universities" refers to English coffee houses in the 1700s.

Question 17

Canada is the world's top importer of coffee.

Question 18

The caffeine content in a "standard" 148-mL (five-ounce) cup of coffee is estimated to be about 100 mg.

Question 19

Polyphenols in tea are used to treat asthma and other respiratory problems.

Question 20

Canada ranks number nine in the world for coffee consumption per capita.

Question 21

In a recent study of possible performance-enhancing effects among competitive cyclists, it was found that caffeine administration increased their performance during timed trials overall, but the effect was greater when the cyclists were (falsely) informed that they had not ingested it.

Question 22

The average Canadian consumes as many soft drinks annually as does the average American.

Question 23

Nonsmokers eliminate caffeine faster than smokers.

Question 24

Recent studies indicate that caffeine reduces the risk of Parkinson's disease in men.

Question 25

The majority of the caffeine in caffeinated cola drinks is added during the manufacturing of the product.

Question 26

Xanthines inhibit the neurotransmitter adenosine.

Question 27

The immediate "buzz" one gets after drinking coffee is due to the caffeine content.

Question 28

Chocolate has a smaller amount of caffeine in it than coffee, but a larger amount than tea.

Question 29

Caffeine has a bronchodilating effect on air passages.

Question 30

Baking chocolate is the hardened form of cocoa butter.

Question 31

The ingestion of highly caffeinated energy drinks as mixers with alcohol will reduce alcohol intoxication.

Question 32

Caffeine can sober up a person who is drunk.

Question 33

The major effect of caffeine is to excite neuronal activity in the brain.

Question 34

According to the text, recent evidence shows that chocolate may protect arteries from disease.

Question 35

When ingested orally, caffeine is absorbed within five minutes.

Question 36

Smokers, on average, experience the effects of caffeine for a longer period of time than do nonsmokers.

Question 37

The first European to have tasted chocolate in any form was Hernando Cortés during his conquest of Mexico.

Question 38

People who are engaged in boring, repetitive tasks find that caffeine improves their performance.

Question 39

Caffeinated medications frequently have caffeine levels equivalent to four or five cups of coffee.

Question 40

The combination of alcohol and highly caffeinated energy drinks reduces a person's perception of intoxication, leading them to believe that they are more in control than they really are.

Question 41

Health Canada advises that women should consume less than 500 mg of caffeine per day during pregnancy.

Question 42

In most recent studies, caffeine has been found to significantly increase one's risk of a heart attack.

Question 43

The best way of describing caffeine, theobromine, and theophylline is to call them __________.

A) CNS depressants
B) trichloroethylenes
C) xanthines
D) theothixines

Question 44

Increases in heart rate and blood pressure last more than 72 hours following an administration of caffeine.

Question 45

There is substantial evidence that physical dependence develops from chronic caffeine consumption.

Question 46

The lethal dose of caffeine is roughly equivalent to between 50 and 100 cups of coffee.

Question 47

Recent studies have shown that individuals break down caffeine at different speeds depending on their particular sequence of related genes.

Question 48

Caffeinism is officially recognized as a psychological disorder by the American Psychiatric Association.

Question 49

Symptoms of caffeine withdrawal include headache, irritability, and drowsiness.

Question 50

Low birth weight in the newborn has been associated with caffeine consumption of the mother during the first three months of pregnancy.

Question 51

Analogy: Coffee is to caffeine as __________.

A) tea is to theophylline and caffeine
B) chocolate is to coffee
C) tea is to theobromine
D) chocolate is to theophylline

Question 52

_______ constitute the family of stimulant compounds in which caffeine belongs.

A) Xanthines
B) Theobromines
C) Theophyllines
D) Cocaine and amphetamine

Question 53

The stimulating effect is approximately the same with equal amounts of __________.

A) caffeine and theobromine
B) caffeine and theophylline
C) theobromine and theophylline
D) caffeine, theobromine, and theophylline

Question 54

Which of the following has the weakest stimulatory effect?

A) Caffeine
B) Theobromine
C) Theophylline
D) Xanthines

Question 55

Recent studies show a link between caffeine and fibrocystic lesions in breasts.

Question 56

The physiological and behavioural effects of caffeine are greater in children than in adults.

Question 57

Caffeine consumption has not been linked to an increased risk of osteoporosis.

Question 58

Moderate amounts of caffeine can act in a similar way to Ritalin in the treatment of attention- deficit/hyperactivity disorder.

Question 59

Which of the following is NOT a natural source of caffeine?

A) Tea
B) Coffee
C) Chocolate
D) Sugar

Question 60

Soft-drink consumption and the substantial calorie intake associated with it have no significant adverse metabolic effects, and have not been found to result in obesity.

Question 61

The phrase "a cup of java" comes from the fact that __________.

A) Java means "caffeine" in Italian
B) Java remains to this day the dominant source of coffee in the world
C) Java was the original source for the robusta species of coffee bean
D) Java is a word meaning "coffee" in Arabic

Question 62

The original coffee bean plant, as far as Westerners are concerned, is called __________.

A) Coffea arabica
B) Coffea americana
C) Coffea robusta
D) Camellia sinensis

Question 63

Analogy: Tea is to China as coffee is to __________.

A) Indonesia
B) the United States
C) England
D) Arabia

Question 64

Approximately 80 percent of the world's coffee comes from __________.

A) Coffea arabica
B) Coffea americana
C) Coffea robusta
D) Camellia sinensis

Question 65

By the standard of historical records, the world's oldest caffeine-containing beverage is __________.

A) coffee
B) tea
C) cola drinks
D) hot chocolate

Question 66

Which one of the following nations is a major importer of coffee?

A) Brazil
B) Western Europe
C) China
D) United States

Question 67

Xanthines increase levels of the chemical __________ in invertebrates, leading to overstimulation and death.

A) octopamine
B) dopamine
C) serotonin
D) norepinephrine

Question 68

The major coffee franchise in Canada is __________.

A) Starbucks
B) Tim Hortons
C) Dunkin' Donuts
D) Country Style

Question 69

The current per capita consumption of coffee in Canada __________.

A) is the highest in the world
B) ranks in the top 10 among countries in the world
C) ranks below most European countries
D) is equal to that of the United States

Question 70

Typically, instant coffee contains about ____mg of caffeine per standard cup.

A) 60
B) 70
C) 80
D) 100

Question 71

Coffee became the American national drink in the nineteenth century, especially after 1830, because __________.

A) alcohol consumption was on the decline
B) Presidents Jackson and Van Buren favoured coffee over any other beverage
C) the development of the American West encouraged sobriety among pioneers heading west
D) the growing friction between North and South made coffee drinking necessary

Question 72

Today, Coffea arabica is grown mostly in __________.

A) Brazil and Columbia
B) Vietnam and Brazil
C) Indonesia and Vietnam
D) Brazil and India

Question 73

Robusta beans __________.

A) are harsher than arabica beans
B) are cheaper than arabica beans
C) have twice the caffeine content as arabica beans
D) all of the above

Question 74

The "gin epidemic" in England is considered to have been moderated by the popularity of __________.

A) coffee houses
B) opium
C) chocolate
D) pharmacies that marketed xanthines

Question 75

The first application of coffee beans was as __________.

A) the basis for a good-tasting drink
B) the basis for a good-tasting, paste-like dessert
C) a stimulant
D) a cosmetic to soften the skin

Question 76

The first recorded use of coffee beans came from __________.

A) South Africa
B) Indonesia
C) Ceylon
D) the Arab world

Question 77

Strangely enough, xanthines act upon plants as a natural __________.

A) intoxicant
B) extra-strength fertilizer
C) agent for chlorophyll production
D) insecticide

Question 78

The caffeine content of a 148-mL (5-ounce) cup of coffee is in the neighbourhood of______ milligrams, with instant coffee having ______.

A) 100; more
B) 100; less
C) 200; more
D) 200; less

Question 79

During the 1700s, ____ helped moderate the widespread drunkenness in England.

A) tea production
B) coffee houses
C) taverns
D) none of the above

Question 80

Coffee houses in eighteenth-century England were popular with __________.

A) drunkards and prostitutes
B) intellectuals
C) women looking for an alternative to gin and other alcoholic beverages
D) university students seeking a good time