In understanding drug dependence in psychiatry, it is important to examine the prevalence and impact of various substances. Among the given options, cannabis is identified as the most common drug that leads to dependence. This conclusion is supported by various studies indicating that, globally, cannabis has a higher rate of usage compared to other substances such as cocaine, heroin, or amphetamines.
Cannabis, often referred to as marijuana, is a psychoactive drug that is widely used for recreational purposes. Its widespread acceptance and use in various cultures, coupled with its legal status in many regions, contribute to its high rates of dependency. Users often develop a psychological dependence characterized by the compulsion to continue using the substance despite the awareness of its potential harm.
In summary, among the options provided, cannabis is the most prevalent substance causing dependence due to its high usage rates and relative accessibility, affecting a larger segment of the population than other substances listed.
A patient presents with no pulse, and the ECG shows the following rhythm. What is the next appropriate step?
Identify the ulcer: