Regarding caffeine, which of the following statements is FALSE?
A) Overuse of caffeine of 15 to 20 cups a day may result in an unhealthy dependence known as caffeinism.
B) As little as 2.5 cups of coffee a day (or the equivalent caffeine amount)can intensify anxiety and other psychological problems.
C) Caffeine is the most frequently used psychoactive drug in North America.
D) Caffeine stimulates the brain by causing more neurotransmitters to be released, thus, increasing the activity of the brain cells.

Question

Quizplus · Accepted Answer

Caffeine primarily works by blocking adenosine receptors, which prevents drowsiness, rather than directly causing more neurotransmitters to be released.

Regarding Caffeine, Which of the Following Statements Is FALSE