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.
Fentanyl is roughly 80-100x stronger than morphine. It is often used with benzos for surgeries. It is only prescribed for home use for those who are opiate tolerant, in otherwâ¦ords, those who have been taking high doses of opiates for long periods of time, due to moderate to severe chronic pain.