Nokea
Not metabolized in liver
- A. Cimetidine
- B. Phenytoin
- C. Diazepam
- D. Penicillin G
Correct Answer: D
Rationale: Penicillin G is primarily excreted unchanged by the kidneys, unlike the others metabolized by the liver.
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Etidronate is prescribed for a postmenopausal woman who is at great risk for developing osteoporosis. Which of the following adverse effects to this drug is the patient most likely to experience?
- A. Tetany
- B. Cholelithiasis
- C. Esophagitis
- D. Renal damage from calcium stone formation
Correct Answer: C
Rationale: Bisphosphonates like etidronate commonly cause esophagitis if not taken properly.
Live attenuated influenza vaccine (FluMist) may be administered to:
- A. All patients over 6 months of age
- B. Patients between ages 2 and 49 with no risk factors
- C. Patients with an upper respiratory infection (URI) or asthma
- D. Pregnant women
Correct Answer: B
Rationale: FluMist is approved for healthy individuals aged 2-49; URI/asthma or pregnancy are contraindications.
A client with diabetes mellitus visits a health care clinic. The client's diabetes mellitus previously had been well controlled with glyburide (DiaBeta) daily, but recently the fasting blood glucose level has been 180 to 200 mg/dL. Which medication, if added to the client's regimen, may have contributed to the hyperglycemia?
- A. Prednisone
- B. Phenelzine (Nardil)
- C. Atenolol (Tenormin)
- D. Allopurinol (Zyloprim)
Correct Answer: A
Rationale: Prednisone may decrease the effect of oral hypoglycemics, insulin, diuretics, and potassium supplements. Option 2, a monoamine oxidase inhibitor, and option 3, a β-blocker, have their own intrinsic hypoglycemic activity. Option 4 decreases urinary excretion of sulfonylurea agents, causing increased levels of the oral agents, which can lead to hypoglycemia.
Which of the following stimulated production of thyroid hormones:
- A. Thyrotropic hormone
- B. Corticosteroids
- C. Dopamine
- D. Somatostatine
Correct Answer: A
Rationale: Thyrotropic hormone (TSH) stimulates the thyroid to produce T3 and T4.
Which of the following antidiabetic agents acts on the peroxisome proliferator-activated receptor-gamma (PPAR-gamma) nuclear receptor?
- A. acarbose
- B. glyburide
- C. insulin lispro
- D. pioglitazone
Correct Answer: D
Rationale: Pioglitazone is a thiazolidinedione that activates PPAR-gamma, enhancing insulin sensitivity in peripheral tissues.