ATI RN
ATI Pharmacology Quiz 240 Questions
Extract:
Question 1 of 5
The client asks the nurse how atorvastatin (Lipitor) will help lower cholesterol. Which response by the nurse is most appropriate?
Correct Answer: A
Rationale: Atorvastatin (Lipitor) is a statin medication that works by inhibiting the enzyme HMG-CoA reductase, which plays a key role in cholesterol synthesis in the liver, thereby lowering cholesterol levels.
Question 2 of 5
The physician tells the nurse an HMG-CoA reductase inhibitor has been ordered. What is another name for the type of drug?
Correct Answer: D
Rationale: Statins are drugs that inhibit the enzyme HMG-CoA reductase, which is crucial in the synthesis of cholesterol, thereby lowering cholesterol levels.
Question 3 of 5
The patient is complaining of a viselike pain in the chest and has been diagnosed with a myocardial infarction. The nurse anticipates that he may be given which of the following medications? (Select all that apply.)
Correct Answer: B,C,E
Rationale: Thrombolytics are given to dissolve the blood clot causing the blockage. Aspirin prevents further clot formation. Beta blockers reduce the heart's workload and improve survival rates.
Question 4 of 5
The nurse is describing angina to a family member of a client recently diagnosed with the condition. Which characterization of angina is the most appropriate?
Correct Answer: D
Rationale: Chest pain on physical exertion or emotional stress is the most appropriate characterization of angina.
Question 5 of 5
A client has just begun therapy with lithium (Eskalith). The nurse notices the serum level of lithium for this client is 1.3 mEq/L. What is the normal range of lithium?
Correct Answer: B
Rationale: The normal therapeutic range for lithium is typically considered to be between 0.6-1.5 mEq/L. Levels above or below this range may indicate the need for dosage adjustment or potential toxicity.