Exam 11: Caffeine

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Explain the effects that caffeine has on the central nervous system.

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Caffeine blocks the brain's receptors for the neurotransmitter or neuromodulator adenosine, which acts on the brain to produce behavioural sedation by inhibiting the release of other neurotransmitters. Blood vessels in the brain are constricted due to caffeine intake. This may be why it is good for headaches.

There are no consistent documented withdrawal symptoms of caffeine.

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A 12-oz. Mountain Dew in Canada contains more caffeine than a Coca-Cola Classic.

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A single species of tea bush is the basis for traditional green, black, and oolong tea.

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Xanthine is a Greek word which means which of the following?

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What are three possible ways in which caffeine use by a woman might interfere with reproduction?

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Compared with today's chocolate, which of the following statements describes the chocolate product enjoyed in early Mayan culture?

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Describe caffeinism.

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Describe the role coffee plays in helping a drinker to sober up.

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Most regular brewed teas have about how much caffeine per cup?

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Who kept the process of preparing chocolate from the cacao bean a secret until the 17th century?

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All of the following statements represent the impact of the English East India Company's monopoly on tea EXCEPT which of the following?

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What is the main active ingredient in Red Bull and other energy drinks?

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What results were demonstrated when the military tested caffeinated gum on their soldiers sleep deprived soldiers?

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In which region of the world does the first documented existence of tea exist?

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What did a study completed by Mark Ashbridge of Dalhousie University in 2013 determine regarding how commonly alcohol is consumed together with energy drinks?

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A typical cup of brewed tea contains just under half as much caffeine as a typical cup of brewed coffee.

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In 2008, what was the approximate per capita consumption of tea in Canada?

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Which culture originated the process of preparing chocolate by drying the pods in the sun, roasting them, removing the husks, and then grinding the cacao kernels?

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What is adenosine?

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