Nokea
Following are the true receptors, except one
- A. Beta adrenergic receptors
- B. Na-K-ATP ase
- C. Phosphodiesterase
- D. Plasma proteins
Correct Answer: D
Rationale: Plasma proteins bind drugs but are not receptors.
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What medication is most likely to cause his weight gain?
- A. Acarbose
- B. Exenatide
- C. Glyburide
- D. Pioglitazone
Correct Answer: D
Rationale: Pioglitazone is most likely to cause weight gain due to fluid retention and fat accumulation.
Which of the following beta-blockers also has additional alpha-blocking activity?
- A. Nadolol
- B. Pindolol
- C. Labetalol
- D. Esmolol
Correct Answer: C
Rationale: Labetalol has both beta and alpha-1 blocking activity, making it unique among beta-blockers.
Isotretinoin is prescribed for a client with severe acne. Before the administration of this medication, the nurse anticipates that which laboratory test will be prescribed?
- A. Platelet count
- B. Triglyceride level
- C. Complete blood count
- D. White blood cell count
Correct Answer: B
Rationale: Isotretinoin can elevate triglyceride levels. Blood triglyceride levels should be measured before treatment and periodically thereafter until the effect on the triglycerides has been evaluated. Options 1, 3, and 4 do not need to be monitored specifically during this treatment.
A patient who has completed the first phase of a three-drug regimen for tuberculosis has a positive sputum acid-fast bacilli test. The nurse will tell the patient that
- A. drug resistance has probably occurred
- B. it may be another month before this test is negative
- C. the provider will change the pyrazinamide to ethambutol
- D. there may be a need to remain in the first phase of therapy for several weeks
Correct Answer: B
Rationale: Sputum negativity may take 2-3 months; positivity doesn't confirm resistance or prompt drug change . The goal is for the patient's sputum test to be negative 2 to 3 months after the therapy.
Which of the following is a contraindication of glucocorticoid use?
- A. Psychosis
- B. Allergic dermatitis
- C. Autoimmune hemolytic anemia
- D. Angioneurotic edema
Correct Answer: A
Rationale: Glucocorticoids can exacerbate psychosis, making it a contraindication, unlike the other conditions which they can treat.