This narcotic analgesic has no medical use and can be injected, snorted, or smoked. It replaces natural endorphins in the CNS. This drug is the most widely abused opioid and is:
heroin
laudanum
morphine
codeine
The Correct Answer is A
A. heroin:
Heroin is an illegal opioid with no accepted medical use in most countries. It acts on opioid receptors and replaces endorphins, leading to intense euphoria and high addiction potential.
B. laudanum:
A historic opioid tincture used in the 19th century for pain and diarrhea; rarely abused today.
C. morphine:
A potent opioid used medically for pain management. Abuse is possible but it's not the most commonly abused opioid.
D. codeine:
A milder opioid used medically in cough syrups and for pain. Less commonly abused than heroin.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is C
Explanation
A. respiratory problems
These may occur with some drugs (like opioids), but are not a general indicator that someone has a substance use disorder.
B. depression problems
Depression might co-exist with addiction, but it doesn't reveal the substance abuse unless directly linked.
C. withdrawal problems
Substance abuse often becomes evident when the patient enters withdrawal, especially in a controlled environment like a hospital where access to substances is restricted.
D. cardiac problems
Some drugs can affect the heart, but cardiac issues alone do not necessarily point to substance abuse.
Correct Answer is D
Explanation
A. early stage: Characterized by increasing tolerance, occasional overuse, and secretive behavior-not withdrawal symptoms.
B. middle stage: The user begins to lose control, experience guilt, and may show signs of dependence, but withdrawal is not yet severe.
C. prodromal stage: This term is not typically used in addiction staging; may be a distractor.
D. late stage: This stage involves severe physical deterioration, psychological dependence, and clear withdrawal symptoms if use is stopped.
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