ATI RN
ATI Pharmacology Proctored Exam 2023 Quizlet
1. Medications classified as angiotensin II receptor agents typically end in?
- A. Sartan
- B. Ase
- C. Olol
- D. Pril
Correct answer: A
Rationale: Angiotensin II receptor agents belong to the drug class called angiotensin II receptor blockers (ARBs). The generic names of ARBs usually end in -sartan, helping to identify this specific class of medications. Therefore, medications that end in -sartan are likely to be angiotensin II receptor agents. Choices B, C, and D are incorrect because drugs ending in -ase (like streptokinase), -olol (like propranolol), and -pril (like lisinopril) typically belong to different drug classes with distinct mechanisms of action.
2. A nurse reviewing a client's medical record notes a new prescription for verifying the trough level of the client's medication. Which of the following actions should the nurse take?
- A. Obtain a blood specimen immediately prior to administering the next dose of medication.
- B. Verify that the client has been taking the medication for 24 hours before obtaining a blood specimen.
- C. Ask the client to provide a urine specimen after the next dose of medication.
- D. Administer the medication and obtain a blood specimen 30 minutes later.
Correct answer: A
Rationale: To verify the trough levels of a medication accurately, the nurse should obtain a blood specimen immediately before administering the next dose of the medication. The trough level represents the lowest concentration of the medication in the bloodstream, typically right before the next dose is due. This timing ensures an accurate assessment of the drug's concentration in the body at its lowest point, aiding in determining the drug's effectiveness and potential toxicity levels. Choice B is incorrect because waiting for 24 hours would not provide the trough level. Choice C is incorrect as urine specimens are not used to measure trough levels. Choice D is incorrect as obtaining a blood specimen 30 minutes after administering the medication would not reflect the trough level.
3. When educating a client who has a new prescription for Levothyroxine to treat hypothyroidism, which of the following instructions should be included?
- A. Take the medication first thing in the morning before eating.
- B. Take the medication at bedtime to avoid drowsiness.
- C. Take the medication with food to prevent nausea.
- D. Take the medication with a glass of milk.
Correct answer: A
Rationale: Levothyroxine should be taken first thing in the morning before eating to ensure optimal absorption. Taking it on an empty stomach helps prevent interactions with food or other medications that may decrease its effectiveness. It is important to follow this timing recommendation to maintain consistent thyroid hormone levels in the body. Choice B is incorrect as taking Levothyroxine at bedtime may lead to inconsistent absorption and affect its efficacy. Choice C is incorrect because taking Levothyroxine with food can interfere with its absorption. Choice D is incorrect as Levothyroxine should be taken with a full glass of water, not milk, to aid in proper absorption.
4. When starting therapy with Atenolol, which of the following adverse effects should the nurse instruct the client to monitor?
- A. Tachycardia
- B. Hypoglycemia
- C. Bradycardia
- D. Hypertension
Correct answer: C
Rationale: Atenolol, a beta-blocker, can lead to bradycardia as an adverse effect due to its mechanism of action. The nurse should advise the client to monitor their pulse regularly, as a significant decrease may indicate bradycardia, a condition characterized by a slow heart rate.
5. While caring for a client on long-term aspirin therapy, the nurse should monitor the client for which of the following complications?
- A. Hemorrhagic stroke
- B. Thromboembolic stroke
- C. Iron deficiency anemia
- D. Neutropenia
Correct answer: A
Rationale: Corrected Rationale: Long-term aspirin therapy can increase the risk of hemorrhagic stroke due to its antiplatelet effects, which can lead to bleeding complications. Aspirin inhibits platelet function, potentially causing bleeding in the brain and increasing the risk of a hemorrhagic stroke. Choice B, thromboembolic stroke, is incorrect because aspirin therapy is actually used to prevent thromboembolic events by inhibiting platelet aggregation. Choices C and D, iron deficiency anemia and neutropenia, are not directly associated with long-term aspirin therapy.
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