HSCI 336 - Health Aspects of Drug Use » Summer 2020 » Quiz 11

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Question #1
In 1909, the FDA seized some Coca-Cola syrup and filed charges against the company partly because:
A.   the syrup contained cocaine
B.   of the toxins in kola nuts.
C.   the syrup contained caffeine
D.   the syrup formula was secret.
Question #2
Caffeine is thought to relieve headaches because it is
A.   an adenosine agonist.
B.   a vasoconstrictor.
C.   a vasodilator.
D.   an adenosine antagonist.
Question #3
There is a strong relationship between the mood-elevating effect of caffeine and the extent to which it will keep an individual awake.
A.   FALSE
B.   TRUE
Question #4
Most regular brewed teas have about how much caffeine per cup?
A.   150-170 mg (more than coffee)
B.   10-15 mg
C.   40-60 mg (about half the amount in coffee)
D.   none
Question #5
According to current FDA rules on "cola" drinks,
A.   they must all contain exactly 44 mg caffeine per 12 oz.
B.   the label must state how much caffeine is included.
C.   they must contain at least 50 mg of caffeine.
D.   they cannot contain more than 6 mg caffeine per ounce.
Question #6
The main active ingredient in Red Bull and other energy drinks is
A.   caffeine.
B.   tyrosine.
C.   guanine.
D.   taurine.
Question #7
The maximum CNS effect of caffeine is reached about _____ after drinking coffee.
A.   15 minutes
B.   4 hours
C.   2 hours
D.   30 minutes
Question #8
The most consistent withdrawal symptom after chronic caffeine use is
A.   headache.
B.   nervousness.
C.   inability to sleep.
D.   drowsiness.
Question #9
Caffeine works in the brain by
A.   stimulating dopamine release.
B.   blocking serotonin receptors.
C.   blocking adenosine receptors.
D.   interfering with glutamate release.
Question #10
One important determinant of the behavioral effects of caffeine is
A.   whether the person is a regular user.
B.   whether it is consumed in a pill or as coffee.
C.   the acidity of the coffee.
D.   the temperature of the beverage (hot or cold).
Question #11
Caffeine has been shown to be an effective treatment for
A.   migraine headaches.
B.   narcolepsy.
C.   anxiety.
D.   panic disorder.
Question #12
Often people who drink too much alcohol attempt to "sober up" by drinking coffee. Several studies support the idea that caffeine
A.   is likely to lead to increased arousal, but the drinker is still impaired.
B.   lowers BAC by increasing urine output.
C.   blocks alcohol's effect at GABA receptors.
D.   improves coordination and speed of reaction after drinking alcohol.
Question #13
Drinking 5 or more cups of coffee per day
A.   increases heart attack risk only in smokers.
B.   actually reduces the rate of heart attacks.
C.   slightly increases the risk of a heart attack.
D.   doubles the risk of a heart attack.
Question #14
Green, black, and oolong tea are all prepared from leaves of
A.   Camellia sinensis.
B.   different herbs.
C.   Coffea robusta.
D.   Xanthus theo.
Question #15
_____________ is prescribed to asthma sufferers because it relaxes bronchial passages.
A.   Camellia sinensis
B.   Exanthine
C.   Theophylline
D.   Theobromine
Question #16
Which of the following has the highest amount of caffeine per serving?
A.   Red Bull
B.   Excedrin Migraine
C.   Starbucks Hot Chocolate
D.   Pepsi MAX
Question #17
Caffeine dependence is not in the DSM-5 because the evidence indicates that there is no withdrawal syndrome.
A.   FALSE
B.   TRUE
Question #18
There are no consistent documented withdrawal symptoms from caffeine.
A.   FALSE
B.   TRUE
Question #19
Most American coffee comes from China.
A.   TRUE
B.   FALSE
Question #20
Large doses of caffeine have been shown to produce panic attacks in individuals with a history of panic disorder.
A.   FALSE
B.   TRUE
Question #21
All of the xanthines have similar effects. But which one has the greatest overall effect on the body?
A.   Caffeine
B.   Theophylline
C.   Theobromine
D.   Muscadine

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