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.
âLarger or additional doses are necessary when acetyl fentanyl is responsible. Numerous people throughout the Northeast have died over the last year from overdosing on fentanyl-laced heroin, which is 100 times more powerful than morphine and typically only given in extreme cases like end-of-stage cancer patients.