A researcher studying the effects of caffeine on the human body notices that caffeine acts as a central nervous system stimulant. What is the likely explanation for this phenomenon?
Q1. A researcher studying the effects of caffeine on the human body notices that caffeine acts as a central nervous system stimulant. What is the likely explanation for this phenomenon?
Answer: Caffeine blocks the action of adenosine
Explanation: Caffeine acts as a central nervous system stimulant by blocking the action of adenosine, a neurotransmitter that promotes sleep and relaxation. This is the primary mechanism by which caffeine exerts its effects