Nokea
A nurse is caring for a client who is admitted to undergo a surgical procedure. Which of the following preexisting conditions can be a contraindication for the use of Ketamine as an intravenous anesthetic?
- A. Peptic ulcer disease
- B. Breast cancer
- C. Diabetes mellitus
- D. Schizophrenia
Correct Answer: D
Rationale: Ketamine can exacerbate schizophrenia due to its psychomimetic effects.
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If a 10 mg morphine produces a greater analgesic response than can achieved by ibuprofen at any dose, which of the following statements is correct?
- A. Morphine is less efficacious than is ibuprofen
- B. Morphine is less potent than is ibuprofen
- C. Morphine is a full agonist, and ibuprofen is a partial agonist
- D. Morphine is a better pain reliever than Ibuprofen
Correct Answer: D
Rationale: Morphine's greater maximal effect suggests higher efficacy, making it a better choice for pain relief, though potency isn't compared here.
Smokers are at risk for vitamin C deficiency. It is recommended that smokers take vitamin C supplement.
- A. 100 mg/day
- B. 500 mg/day
- C. 1,000 mg/day
- D. 35 mg/day more than nonsmokers
Correct Answer: D
Rationale: Smokers require an additional 35 mg/day of vitamin C due to increased oxidative stress.
Which cephalosporin generation is effective against methicillin-resistant Staphylococcus aureus (MRSA)?
- A. First generation
- B. Second generation
- C. Third generation
- D. Fifth generation
Correct Answer: D
Rationale: Fifth-generation cephalosporins, like ceftaroline, are effective against MRSA, unlike earlier generations.
Being competent in the use of information technology in clinical practice is expected in professional nurses. Advanced practice competence includes the ability to:
- A. Search for information using the most common search engines
- B. Serve as content experts in developing, implementing, and evaluating information systems
- C. Write programs to assure the integrity of health information
- D. Use information technology to prescribe drugs
Correct Answer: B
Rationale: Advanced practice nurses contribute expertise in IT system development and evaluation.
Drugs bound to albumin are inactive.
- A. TRUE
- B. FALSE
Correct Answer: A
Rationale: True; drugs bound to albumin are inactive as only the free (unbound) fraction can interact with receptors or be metabolized/excreted.