Nokea
A nurse is assessing a client who takes Lithium Carbonate for the treatment of Bipolar disorder. The nurse should recognize which of the following findings as a possible indication of toxicity to this medication?
- A. Severe hypertension
- B. Coarse tremors
- C. Constipation
- D. Muscle spasm
Correct Answer: B
Rationale: Coarse tremors are a common sign of lithium toxicity, indicating neurological effects.
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A 32-year-old woman is admitted to the unit with a diagnosis of hypovolemia. The nurse is developing a care plan for this patient. What is an appropriate nursing diagnosis to help prevent medication errors?
- A. Dysfunctional gastrointestinal motility
- B. Ineffective self-health maintenance
- C. Risk for injury
- D. Deficient fluid volume
Correct Answer: C
Rationale: Hypovolemia increases risk for injury from medication errors (e.g., overdose effects).
When assessing a patient prior to starting a drug regimen it is often necessary to have a baseline kidney function study done. What might kidney impairment indicate in relation to drug therapy?
- A. Pharmacodynamics stable at the therapeutic dose
- B. Contraindication to the use of a drug
- C. Increased dosage of a drug
- D. Decreased adverse effects of a drug
Correct Answer: B
Rationale: Kidney impairment may contraindicate certain drugs due to reduced clearance, risking toxicity.
While taking an angiotensin II receptor blocker (ARB), patients need to avoid certain over-the-counter drugs without first consulting the provider because:
- A. Cimetidine is metabolized by the CYP 3A4 isoenzymes
- B. Nonsteroidal anti-inflammatory drugs reduce prostaglandin levels
- C. Both 1 and 2
- D. Neither 1 nor 2
Correct Answer: B
Rationale: NSAIDs reduce prostaglandins, counteracting ARB's renal protective effects.
The nurse determines that a prescribed medication has not been administered as ordered on the previous shift. What action will the nurse take?
- A. Administer the medication immediately.
- B. Complete an incident report.
- C. Notify the nurse responsible for the error.
- D. Record the occurrence in the nurse's notes.
Correct Answer: B
Rationale: An incident report is completed when a medication error occurs. Depending on the medication and frequency of administration, the medication may not be given immediately. It is not the nurse's responsibility to notify another nurse of the error. Medication errors are not recorded in the nurse's notes.
Which is a 5HT-receptor agonist?
- A. Ondansetron
- B. Ketanserine
- C. Sumatriptan
- D. Risperidone
Correct Answer: C
Rationale: Sumatriptan is a 5-HT1D agonist used in migraine.