Nokea
Amphetamine is used in
- A. Narcolepsy
- B. Psychosis
- C. Anxiety disorders
- D. Obsessive compulsive neurosis
Correct Answer: A
Rationale: Amphetamine treats narcolepsy by promoting wakefulness.
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Hypoglycemic mechanism of biguanides is:
- A. Enhance closure of ATP sensitive K+ channels
- B. Inhibits gluconeogenesis in the liver
- C. Enhance glucose absorption from gastro-intestinal tract
- D. Decrease glycolysis in the peripheral tissue
Correct Answer: B
Rationale: Biguanides like metformin inhibit hepatic gluconeogenesis, reducing blood glucose production.
A nurse is caring for a group of clients who are not protected against Varicella. The nurse should prepare to administer the Varicella vaccine at this time to which of the following clients?
- A. 24-year-old woman in the third trimester of pregnancy
- B. 12-year-old child who has a severe allergy to neomycin
- C. 2-month-old infant who has no health problems
- D. 32-year-old man who has essential hypertension
Correct Answer: D
Rationale: Varicella vaccine is safe for the 32-year-old ; it's contraindicated in pregnancy, neomycin allergy, and infants under 1 year.
The 'donut hole' in Medicare Part D:
- A. Will be totally eliminated with the federal health-care reform enacted in 2010
- B. Refers to the period of time when annual individual drug costs are between 250 and 2,250 per year and drug costs are covered 75%
- C. Refers to the period between when the annual individual drug costs are 2,970 and 4,750 and the patient pays 52.5% of the costs of brand name drugs (2013)
- D. Has no effect on whether patients continue to fill their prescriptions during the coverage gap
Correct Answer: C
Rationale: The donut hole (2013) is the coverage gap where patients pay more out-of-pocket.
Patients who are on chronic long-term corticosteroid therapy need education regarding:
- A. Receiving all vaccinations, especially the live flu vaccine
- B. Reporting black tarry stools or abdominal pain
- C. Eating a high carbohydrate diet with plenty of fluids
- D. Small amounts of alcohol are generally tolerated
Correct Answer: B
Rationale: Black tarry stools signal GI bleeding from corticosteroids; live vaccines are contraindicated.
Nicotine replacement therapy (NRT):
- A. Is widely distributed in the body only when the gum products are used
- B. Does not cross the placenta and so is safe for pregnant women
- C. Delays healing of esophagitis and peptic ulcers
- D. Has no drug interactions when a transdermal patch is used
Correct Answer: C
Rationale: NRT delays GI ulcer healing due to nicotine's effects on acid secretion.