Nokea
Select a suitable therapeutic indication for bethanechol:
- A. To decrease the heart rate
- B. To decrease the blood pressure
- C. For urinary retention
- D. Decrease intraocular pressure
Correct Answer: C
Rationale: Bethanechol, a muscarinic agonist, stimulates bladder contraction for urinary retention.
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In deciding which of multiple drugs used to use to treat a condition, the NP chooses Drug A because it:
- A. Has serious side effects and it is not being used for a life-threatening condition
- B. Will be taken twice daily and will be taken at home
- C. Is expensive, but covered by health insurance
- D. None of these are important in choosing a drug
Correct Answer: B
Rationale: Choosing a drug taken twice daily at home reflects practical considerations like adherence, outweighing side effects or cost alone . All factors matter (D is false).
The nurse is helping a client review a prescription from the health care provider. When examining the prescription, which of the following would the nurse expect to find documented?
- A. Name of the drug
- B. Dosage of the drug
- C. Route of drug administration
- D. All the above
Correct Answer: D
Rationale: The prescription must contain the client's name, the name of the drug, the dosage, the method and times of administration, and the signature of the licensed health care provider prescribing the drug.
A nurse is assessing a client's IV infusion site. Which of the following findings should the nurse identify as an indication of phlebitis?
- A. Factor
- B. Darkness
- C. Erythema
- D. Coolness
Correct Answer: C
Rationale: Erythema and pain are classic signs of phlebitis, inflammation of the vein.
Isoproterenol produces maximal contraction of cardiac muscle in a manner similar to epinephrine. Which of the following best describe isoproterenol?
- A. Fuller agonist
- B. Partial agonist
- C. Irreversible antagonist
- D. Inverse agonist
Correct Answer: A
Rationale: Isoproterenol's maximal effect similar to epinephrine indicates it is a full agonist at beta receptors.
Which aminoglycoside is most commonly used in the treatment of cystic fibrosis patients infected with Pseudomonas aeruginosa?
- A. Amikacin
- B. Streptomycin
- C. Tobramycin
- D. Gentamicin
Correct Answer: C
Rationale: Tobramycin is frequently used in cystic fibrosis patients for its efficacy against Pseudomonas aeruginosa, often administered via inhalation or IV.