Nokea
Which statement is not correct about rosiglitazon:
- A. Enhance insulin production by pancreatic beta cells
- B. Increase senstivitiy towards insulin
- C. Increase uptake of glucose by tissues
Correct Answer: A
Rationale: Rosiglitazone increases insulin sensitivity, not insulin production, via PPAR-gamma activation.
You may also like to solve these questions
In choosing a benzodiazepam to treat anxiety the prescriber needs to be aware of the possibility of dependence. The benzodiazepam with the greatest likelihood of rapidly developing dependence is:
- A. Chlordiazepoxide (Librium)
- B. Clonazepam (Klonopin)
- C. Alprazolam (Xanax)
- D. Oxazepam (Serax)
Correct Answer: C
Rationale: Alprazolam's short half-life increases dependence risk.
Glucocorticoids causes:
- A. Protein catabolism and muscle atrophy
- B. Protein anabolism and increase of muscle mass
- C. Stimulation of growth in children
- D. Decrease of \mathrm{Na}+ reabsorbtion and \mathrm{K}+\mathrm{K}+ excretion
Correct Answer: A
Rationale: Glucocorticoids cause protein catabolism and muscle atrophy by breaking down proteins.
Which of the following antibiotics is contraindicated in patients with myasthenia gravis?
- A. Vancomycin
- B. Gentamicin
- C. Daptomycin
- D. Cephalexin
Correct Answer: B
Rationale: Gentamicin, an aminoglycoside, worsens neuromuscular blockade in myasthenia gravis, making it contraindicated.
A nurse is providing discharge instructions for a client who has a new prescription for an antihypertensive medication. Which of the following statements should the nurse give?
- A. Be sure to limit your potassium intake while taking the medication.
- B. You should check your blood pressure every 8 hours while taking this medication.
- C. Your medication dosage will be increased if you develop tachycardia.
- D. Change positions slowly when you move from sitting to standing.
Correct Answer: D
Rationale: Antihypertensives can cause orthostatic hypotension; changing positions slowly prevents dizziness or falls.
Symptoms of folate deficiency include:
- A. Thinning of the hair
- B. Bruising easily
- C. Glossitis
- D. Numbness and tingling of the hands and feet
Correct Answer: C
Rationale: Glossitis (inflamed tongue) is a classic symptom of folate deficiency.