ATI LPN
LPN Pharmacology Texas University Questions
Question 1 of 5
The nurse is assessing a client on a telemetry unit when the client states, "My vision is blurry, and I have been seeing yellow/green halos everywhere I look." Which of the following would the nurse suspect?
Correct Answer: D
Rationale: Blurred vision and yellow/green halos are classic signs of digoxin toxicity. Hyperglycemia, captopril, and verapamil do not typically cause these visual disturbances.
Question 2 of 5
The nurse is assessing therapeutic blood levels for a client receiving lithium (Lithobid). The nurse should recognize which of the following levels as toxic for this drug?
Correct Answer: C
Rationale: Lithium levels of 1.5-2 mEq/L are toxic, requiring intervention. Lower ranges are therapeutic or subtherapeutic.
Question 3 of 5
The nurse is administering folic acid to a client and correctly identifies the medication is used to treat which of the following conditions?
Correct Answer: B
Rationale: Folic acid treats megaloblastic anemia due to folate deficiency. It's not used for heart failure, angina, or kidney disease.
Question 4 of 5
A client is taking a calcium channel blocker (CCB). The nurse knows to monitor for which of the following dangerous side effects of this medication?
Correct Answer: A
Rationale: CCBs can worsen heart failure by reducing cardiac contractility, a dangerous side effect. Drowsiness and headache are less severe, and hypertension is treated by CCBs.
Question 5 of 5
Which of the following will the nurse include in teaching for a client taking ferrous sulfate [Feosol]?
Correct Answer: A
Rationale: Diluting liquid ferrous sulfate and using a straw prevents tooth staining and aids absorption. Dairy inhibits absorption, green/black stools are normal, and citrus juices enhance absorption.