Nokea
In today's healthcare environment there is often more contact between the patient and the nurse than between the patient and the physician. What does this make the nurse in the best position to do?
- A. Assess the patient's inability to document medication taken
- B. Assess the patient's inability to communicate with caregivers
- C. Assess the therapeutic success of the drug therapy
- D. Assess the patient's reluctance to purchase the prescribed drug
Correct Answer: C
Rationale: Frequent contact positions nurses to evaluate drug therapy success through direct observation and patient feedback.
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Aminoglycosides work by irreversibly binding to the 30 ribosomal subunit.
- A. TRUE
- B. FALSE
Correct Answer: A
Rationale: Aminoglycosides irreversibly bind to the 30S ribosomal subunit, disrupting bacterial protein synthesis and leading to bactericidal effects.
The following drug causes a decrease in aqueous humour secretions from the ciliary body:
- A. Propranolol
- B. Nadolol
- C. Carvedilol
- D. Timolol
Correct Answer: D
Rationale: Timolol, a beta-blocker, reduces aqueous humor production in glaucoma.
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.
A contraindication for topical corticosteroid usage in a male with atopic dermatitis (eczema) is:
- A. Parasite infection
- B. Viral infection
- C. Bacterial infection
- D. Spirochete infection
Correct Answer: B
Rationale: Topical corticosteroids worsen viral infections (e.g., herpes) due to immunosuppression.
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.