What category of drug is caffeine?

Question

BlackTom AI · Accepted Answer

The question asks us to identify the category of drug to which caffeine belongs. 
Option 1: Depressant. This would imply a substance that slows brain activity and responses, leading to relaxation or drowsiness. Caffeine does not produce these effects; in fact it tends to increase alertness, making this option inaccurate.
Option 2: Narcotic. Narcotics are typically opioid or opioid-like substances that dull perception and pain and often cause dependence with a sedating effect. Caffeine does not act as an analgesic and does not fit the narcotic category, so this is incorrect.
Option 3: Stimulant. Stimulants raise neurotransmitter activity or block receptors to increase alertness, energy, and focus. Caffeine functions as a central nervous system stimulant by blocking adenosine receptors, which reduces the feeling of tiredness. This aligns with the general understanding of caffeine’s effects, so this option is correct.
Option 4: Hallucinogen. Hallucinogens induce perceptual changes, distortions, or sensory experiences not present in reality. Caffeine does not produce hallucinations or dramatic perceptual shifts, making this option inaccurate.
Overall, the reasoning shows that caffeine acts to enhance alertness and energy, rules out depressants and narcotics based on their typical effects, and lacks the perceptual-distorting properties of hallucinogens, supporting its classification as a stimulant.

What category of drug is caffeine?

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Question at position 24 Which drug mentioned below is correctly matched with its class?caffeine—stimulantheroin—hallucinogencocaine—depressantmarijuana—depressant

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What category of drug is caffeine?

查看解析

登录即可查看完整答案

类似问题

In what category of drug is cannabis?

In what category of drug are amphetamines?

Which of the following is considered a stimulant?

The classification of Blank ______ drugs means that their main function is to increase the activity in the central nervous system.

Question at position 24 Which drug mentioned below is correctly matched with its class?caffeine—stimulantheroin—hallucinogencocaine—depressantmarijuana—depressant

Choose the odd one out

Hypnotics are classified as ________ and amphetamines are classified as ________.

更多留学生实用工具

希望你的学习变得更简单

Hypnotics are classified as and amphetamines are classified as .