1 The study process for the exam led to a broader knowledge base, a brush-up on familiar topics and an education on new aspects of the ASC industry.  The continuing education requirement to keep the credential up to date encourages CASC achievers to stay current on ASC issues.
Effects. Like heroin, morphine, and other opioid drugs, fentanyl works by binding to the body's opiate receptors, highly concentrated in areas of the brain that control pain and emotions.ike heroin, morphine, and other opioid drugs, fentanyl works by binding to the body's opiate receptors, highly concentrated in areas of the brain that control pain and emotions.
Please don't waste your time or your life with fentanyl, IV no less. Don't do it. hydromorphone and oxymorphone are my favorite opioids and the two I use the most. Fuck fentanyl, there's no euphoria there and the rush is more like the life being sucked from your body.