Nokea
Which antiarrhythmic medication is primarily used for atrial fibrillation?
- A. Propranolol
- B. Amiodarone
- C. Digoxin
- D. Verapamil
Correct Answer: B
Rationale: Amiodarone is widely used for atrial fibrillation due to its broad-spectrum antiarrhythmic effects across multiple classes.
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A nurse is caring for a client who has a new prescription for Lithium Carbonate. When teaching the client about ways to prevent Lithium toxicity, the nurse should advise the client to do which of the following?
- A. Avoid the use of acetaminophen for headaches.
- B. Restrict intake of foods rich in sodium.
- C. Decrease fluid intake to less than 1,500 mL daily
- D. Limit aerobic activity in hot weather
Correct Answer: D
Rationale: Limiting activity in hot weather prevents dehydration, which increases lithium levels and risk of toxicity.
Piroxicam has a particularly long half-life (50 hours) as it undergoes enterohepatic recycling.
- A. TRUE
- B. FALSE
Correct Answer: A
Rationale: Piroxicam's long half-life is due to enterohepatic recycling, prolonging its presence in the body.
While studying for the test, the nursing student encounters the following drug: papaverine (Pavabid). What does the nursing student identify the name Pavabid as?
- A. The generic name
- B. The chemical name
- C. The brand name
- D. The chemical and generic name
Correct Answer: C
Rationale: Several clues indicate the brand name including capitalization of the first letter in the name and in parentheses. Generic names are not capitalized; chemical names are descriptions of the chemistry of the medication resulting in complicated names.
A nurse in a provider's office is monitoring serum electrolytes for four older adult clients who take digoxin. Which of the following electrolyte values increases a client's risk for Digoxin toxicity?
- A. Calcium 9.2 mg/dL
- B. Calcium 10.3 mg/dL
- C. Potassium 3.4 mEq/L
- D. Potassium 4.8 mEq/
Correct Answer: C
Rationale: Hypokalemia (3.4 mEq/L, C) increases digoxin toxicity risk by enhancing its effects.
A nurse is preparing to administer furosemide 80 mg PO daily. The amount available is furosemide oral solution 10 mg/1 mL. how many mL should the nurse administer? (Round the answer to the nearest whole number. Do not use a trailing zero.)
- A. 8
- B. 6
- C. 5
- D. 10
Correct Answer: A
Rationale: Calculation: 80 mg ÷ 10 mg/mL = 8 mL, matching the provided answer.