Medical Pharmacology Practice Exam Questions: Opioids

An opioid with both agonist and antagonist properties:
1. morphine
2. meperidine (Demerol)
3. pentazocine (Talwain)
4. oxycodone (Roxicodone)
Neuroendocrine effects of morphine
1. decrease in corticotropin releasing factor
2. decrease in gonadotropin-releasing factor
3. decrease in cortisol levels
4. A, B & C
Physiological effects of morphine:
1. chronic diahrrea
2. mydriasis
3. respiratory depression
4. A & C
Physiological effects of meperidine:
1. miosis
2. cns depressive effects due to metabolite.
3. nausea
4. A & C
Narcotic agonists: most serious adverse effect:
1. cardiac arrhythmias
2. respiratory depression
3. convulsions
4. endogenous depression