Regarding caffeine, which of the following statements is/are TRUE?
A)Caffeine blocks chemicals that normally inhibit or slow nerve activity.
B)Caffeine suppresses fatigue and increases feelings of alertness.
C)Physically, caffeine causes sweating, tinnitus, and hand tremors.
D)All of these statements are true.

Question

Quizplus · Accepted Answer

All of the statements are true. Caffeine blocks adenosine receptors, which are chemicals that normally inhibit or slow nerve activity, leading to increased alertness and suppression of fatigue. In high doses, it can cause physical symptoms such as sweating, tinnitus, and hand tremors.

Regarding Caffeine, Which of the Following Statements Is/are TRUE