Deck 8: Caffeine

Question 1

Which drug(s)is/are notable for being "cradle to grave" drugs?

A)caffeine
B)nicotine
C)alcohol
D)all of these
E)caffeine and nicotine

Answer 1

A

Question 2

Milk chocolate contains more __________ than caffeine.

A)theophylline
B)theobromine
C)nicotine
D)all of these
E)theophylline and theobromine

Answer 2

B

Question 3

The United States' consumption of caffeine is __________ the world average.

A)half of
B)the same as
C)twice
D)three times

Answer 3

D

Question 4

Caffeine is chemically related to __________.

A)theophylline
B)theobromine
C)nicotine
D)all of these
E)theophylline and theobromine only

Question 5

Caffeine is one of three naturally occurring compounds known as the __________.

A)theobromines
B)methylxanthines
C)endorphins
D)tricyclics

Question 6

Which of the following contains the highest concentration of caffeine?

A)brewed coffee
B)brewed tea
C)coca-cola
D)milk chocolate

Question 7

According to the study conducted by Marks & Kelly,which of the following is most likely to still be at close to peak level two hours after consumption?

A)cola
B)coffee
C)tea
D)none of these

Question 8

A(n)__________ is a compound that is of botanical origin,contains nitrogen,and is physiologically active.

A)theobromine
B)methylxanthine
C)theophylline
D)alkaloid

Question 9

___________ has the highest per capita consumption of cocoa.

A)the United States
B)Belgium
C)Switzerland
D)China

Question 10

___________ is the dominant source of caffeine in Ireland.

A)coffee
B)tea
C)chocolate
D)coffee and tea are equal

Question 11

Cocoa is primarily produced in __________.

A)Brazil
B)Africa
C)the United States
D)Switzerland

Question 12

Caffeine-producing plants are indigenous to __________.

A)China
B)West Africa
C)North America
D)South America
E)all of these

Question 13

__________ is the world's leading producer of coffee.

A)India
B)China
C)Mexico
D)Brazil

Question 14

Estimates are that __________ of the world's population regularly consumes products containing caffeine.

A)20%
B)50%
C)75%
D)90%

Question 15

Tea contains ________ as well as caffeine.

A)theophylline
B)theobromine
C)nicotine
D)all of these
E)theophylline and theobromine

Question 16

What type of caffeine did 15^th century European explorers discover in Mexico?

A)coffee
B)tea
C)the cacao plant
D)the kola nut

Question 17

In the United States,caffeine is most often consumed in the form of __________.

A)chocolate
B)tea
C)colas
D)coffee

Question 18

Which popular soft drink contains the highest concentration of caffeine?

A)Pepsi-Cola
B)Coca-Cola
C)Mountain Dew
D)Dr.Pepper

Question 19

Peak levels of caffeine after taking a dose occur in __________.

A)1 - 2 minutes
B)5 - 10 minutes
C)15 - 45 minutes
D)1 - 2 hours

Question 20

Citizens of __________ are the world's top coffee consumers.

A)the U.S.
B)Great Britain
C)Scandinavian countries
D)Brazil

Question 21

Research has indicated that little tolerance to caffeine's __________ develops.

A)renal function effects
B)stimulant effects
C)effects on sleep
D)all of these
E)stimulant effects or effects on sleep

Question 22

What is the Federal Drug Administration's position on the use of caffeine by pregnant women?

A)pregnant women should not use caffeine
B)pregnant women should only use caffeine in the first trimester
C)moderate doses of caffeine do not have negative effects on reproduction
D)the use of caffeine by pregnant women may have beneficial effects

Question 23

Cigarette smokers metabolize caffeine __________ nonsmokers.

A)more quickly than
B)more slowly than
C)at the same rate as

Question 24

Smokers smoke _________ cigarettes after drinking coffee.

A)more
B)fewer
C)the same number of

Question 25

Caffeine is excreted from the body mainly ____________.

A)in the feces
B)in saliva
C)by the kidneys
D)in pure form

Question 26

How does caffeine affect eye-hand coordination?

A)increases
B)decreases
C)depends on the dosage
D)there is no effect

Question 27

How does caffeine affect the rapidity and accuracy of motor skills?

A)increases
B)decreases
C)depends on the dosage
D)there is no effect

Question 28

Tolerance to caffeine's effects on __________ probably does develop.

A)renal function
B)sleep
C)both renal function and sleep
D)none of these.Tolerance to caffeine does not develop.

Question 29

The __________ does most of the metabolizing of caffeine.

A)pancreas
B)liver
C)kidneys
D)colon

Question 30

Which of the following does not slow the process of caffeine metabolism and excretion?

A)cigarette smoking
B)liver disease
C)pregnancy
D)use of oral contraceptives

Question 31

The most commonly reported symptom of withdrawal from caffeine is __________.

A)headaches
B)depression
C)sleepiness
D)irritability

Question 32

Caffeine's primary action is __________.

A)contraction of the heart
B)stimulation of CNS activity
C)elevation of basal metabolism
D)a stimulating effect on respiration

Question 33

Withdrawal from caffeine lasts about __________.

A)one day
B)two to three days
C)one week
D)two to three weeks

Question 34

Physical dependence to caffeine can develop __________.

A)almost immediately
B)after 3 consecutive days of regular use
C)after one month of regular use
D)physical dependence does not develop to caffeine

Question 35

After consumption,the concentration of caffeine is __________.

A)highest in the liver
B)highest in the kidneys
C)highest in the brain
D)similar throughout the body

Question 36

The explanation for caffeine's acute effects that is most accepted now is the __________ hypothesis.

A)phosphodiesterase
B)aminophylline
C)adenosine
D)glucose

Question 37

Symptoms of caffeinism start to appear after _____ mg of caffeine has been consumed.

A)250
B)600
C)1,000
D)it depends on the individual

Question 38

What were the results of Lowe's 1988 study on the effects of the combination of alcohol and caffeine on state-dependent learning?

A)Alcohol was mostly responsible for the state-dependence effect.
B)Caffeine was mostly responsible for the state-dependence effect.
C)Alcohol and caffeine had an equal effect.
D)There was no effect on learning.

Question 39

More than __________ mg.of caffeine increases the risk of experiencing severe toxic symptoms.

A)250
B)500
C)750
D)1,000

Question 40

How does caffeine affect human task performance?

A)It increases performance.
B)It decreases performance.
C)It increases performance in some areas and decreases it in others.
D)Caffeine does not affect performance.

Question 41

Coffee consumption may help prevent __________.

A)liver disease
B)type 2 diabetes mellitus
C)Parkinson's disease
D)all of the above
E)none of the above

Question 42

The United States per capita caffeine consumption is double the world average.

Question 43

A medication for asthma is most likely to include ____________.

A)caffeine
B)theophylline
C)theobromine
D)none of these

Question 44

The main source of caffeine for the citizens of Brazil is a type of tea.

Question 45

Unlike most drugs,caffeine has always been well received by societies when it was introduced.

Question 46

A medication intended to increase respiratory stimulation in premature infants would be most likely to include __________.

A)caffeine
B)theophylline
C)theobromine
D)none of these

Question 47

Street drugs such as cocaine and heroin often contain caffeine as filler.

Question 48

Individuals who suffer from ___________ should be careful when using caffeine.

A)schizophrenia
B)alcohol dependence
C)depression
D)anxiety

Question 49

Research has associated chronic caffeine use with __________.

A)elevated serum cholesterol level
B)birth defects
C)cancer
D)hypertension in women
E)all of these

Question 50

One effect of caffeine use is mood-elevation.

Question 51

Caffeine has been used in a variety of medications to produce __________.

A)cerebral stimulation
B)diuresis
C)coronary constriction
D)all of these
E)cerebral stimulation and diuresis only

Question 52

Which of the following is used most frequently in medications?

A)caffeine
B)theophylline
C)theobromine
D)all are used equally

Question 53

A recent study indicates that an ingredient in coffee appears to protect against ___________.

A)hypertension
B)peptic ulcer
C)liver cirrhosis
D)osteoporosis

Question 54

Caffeine metabolism and clearance is slower in people who have used caffeine over a longer period of time.

Question 55

It is difficult to find good estimates of the prevalence of caffeine use because it is consumed in so many different forms.

Question 56

Physical dependence on caffeine has not been demonstrated.

Question 57

The lethal dose of caffeine for adults is equivalent to __________ cups of coffee.

A)30
B)50
C)75
D)There have been no cases of death caused by caffeine overdose.

Question 58

Although tea and cocoa have been used for centuries,coffee made its first appearance in the 17th century.

Question 59

European explorers in the fifteenth century were responsible for the introduction of caffeine into North America.

Question 60

Instant coffee contains more caffeine per serving than brewed coffee.

Question 61

Consuming an excessive amount of caffeine can produce symptoms such as ringing in the ears and seeing flashes of light.

Question 62

The U.S.Food and Drug Administration strictly monitors the caffeine content of energy drinks.

Question 63

Caffeine is an effective means to reduce erotic desire.

Question 64

In reaction-time experiments,caffeine improves the decision-making part of the task but impairs the motor component.

Question 65

Combining Red Bull and alcohol reduces the harmful effects of alcohol on motor performance.

Question 66

Because of the infrequency of acute caffeine overexposure and the lack of adverse chronic effects of its use,caffeine is considered a relatively safe drug.