Nokea
NSAIDs combat fever by inhibiting which prostaglandin?
- A. Prostaglandin E2
- B. Prostaglandin I2
- C. Prostaglandin D2
- D. Prostaglandin F2
Correct Answer: A
Rationale: Prostaglandin E2 mediates fever in the hypothalamus; NSAIDs reduce fever by inhibiting its synthesis.
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The following are recognized effects of propranolol except
- A. Increases microcoronary blood flow
- B. Decrease in heart rate
- C. Decrease in cardiac output
- D. Reduction in ventricular systolic pressure
Correct Answer: A
Rationale: Propranolol reduces coronary flow; other effects are correct.
A client is being treated for tuberculosis. Which medications are used to treat this condition?(Select one that does not apply.)
- A. Streptomycin sulfate
- B. rifabutin
- C. Ethambutol (Myambutol)
- D. Gentamicin (Garamycin)
Correct Answer: D
Rationale: TB treatment uses streptomycin, ethambutol, rifabutin, ethionamide, and pyrazinamide; amoxicillin and gentamicin are not standard. Streptomycin sulfate, ethambutol, rifabutin, ethionamide, and pyrazinamide are used to treat tuberculosis.
Which is true regarding the unit dose drug distribution system?
- A. The inventory is delivered to each nursing unit on a regular and recurring basis.
- B. The system delivers one dose of each medication to be administered until the subsequent delivery of inventory.
- C. The use of single dose packages of drugs dispensed to fill each dose requirement as it is ordered.
- D. The amount of inventory needed to dose all patients on the unit for a 24 hour interval.
Correct Answer: C
Rationale: The unit dose drug distribution system uses single unit packages of drugs dispensed to fill each dose requirement as it is ordered.
antagonist is a substance that:
- A. Binds to the receptors and initiates changes in cell function, producing maximal effect
- B. Binds to the receptors and initiates changes in cell function, producing submaximal effect
- C. Interacts with plasma proteins and doesn't produce any effect
- D. Binds to the receptors without directly altering their functions
Correct Answer: D
Rationale: An antagonist binds receptors without activating them, blocking agonist effects.
The nurse is applying the Centers for Disease Control and Prevention (CDC) recommendations for the possibility of bioterrorism. What action should the nurse perform?
- A. Post updated information on signs and symptoms of infections caused by biological agents
- B. Provide guidelines for treating clients exposed to, or potentially exposed to, biological agents
- C. Remain current on recognition and treatment of infections caused by biological weapons
- D. Advocate for increased funding for research involving bioterrorism and client treatment
Correct Answer: C
Rationale: Staying current on recognition and treatment aligns with CDC recommendations for nurse preparedness in bioterrorism scenarios.