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

Question

BlackTom AI · Accepted Answer

Let's evaluate each pairing of drug and class provided in the options.
Option 1: caffeine—stimulant. Caffeine is widely classified as a stimulant because it increases alertness and reduces fatigue by antagonizing adenosine receptors in the brain. This produces wakefulness and enhanced focus, which aligns with the typical properties of stimulants.
Option 2: heroin—hallucinogen. Heroin is an opioid analgesic, not a hallucinogen. It depresses the central nervous system and produces intense euphoria, pain relief, and potential respiratory depression, but it does not induce the perceptual distortions or sensory alterations that define hallucinogens, so this pairing is inaccurate.
Option 3: cocaine—depressant. Cocaine actually acts as a stimulant by blocking the reuptake of monoamines (dopamine, norepinephrine, serotonin), leading to heightened arousal, energy, and euphoria. Describing it as a depressant contradicts its pharmacological effects, making this option incorrect.
Option 4: marijuana—depressant. Marijuana has complex effects that can include both depressant-like (sedation) and stimulant-like components depending on the dose and cannabis strain, as well as effects on perception and mood. However, classifying it strictly as a depressant oversimplifies its pharmacology and can be misleading, since it also has psychoactive properties that are not purely depressant.
In sum, Option 1 correctly matches caffeine with the stimulant class, while the other options pair drugs with incorrect or oversimplified classifications based on established pharmacology.

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

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

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?

What category of drug is caffeine?

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.

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 .