ATI LPN
Pharmacology for LPN
1. The client with deep vein thrombosis (DVT) is receiving anticoagulant therapy. Which laboratory test should the nurse monitor to evaluate the effectiveness of the therapy?
- A. Complete blood count (CBC)
- B. Activated partial thromboplastin time (aPTT)
- C. Serum electrolytes
- D. Liver function tests
Correct answer: B
Rationale: Activated partial thromboplastin time (aPTT) is the correct laboratory test to monitor the effectiveness of anticoagulant therapy, especially with heparin. A prolonged aPTT indicates effective anticoagulation, reducing the risk of further clot formation in the client with deep vein thrombosis (DVT). The other options, such as complete blood count (CBC), serum electrolytes, and liver function tests, do not directly assess the therapeutic effectiveness of anticoagulant therapy. Therefore, the correct answer is B.
2. A client is diagnosed with thrombophlebitis. The nurse should tell the client that which prescription is indicated?
- A. Bed rest, with bathroom privileges only
- B. Bed rest, keeping the affected extremity flat
- C. Bed rest, with elevation of the affected extremity
- D. Bed rest, with the affected extremity in a dependent position
Correct answer: C
Rationale: The correct answer is C: Bed rest, with elevation of the affected extremity. Elevating the affected extremity is crucial in managing thrombophlebitis as it helps reduce swelling and promotes venous return. By elevating the affected extremity, the gravitational force assists in venous blood flow back to the heart, thereby reducing the risk of complications associated with thrombophlebitis. Choices A, B, and D are incorrect because they do not address the need for elevation, which is specifically beneficial in the management of thrombophlebitis.
3. A client being seen in the emergency department for complaints of chest pain confides in the nurse about regular use of cocaine as a recreational drug. The nurse takes which important action in delivering holistic nursing care to this client?
- A. Reports the client to the police for illegal drug use
- B. Explains to the client the damage that cocaine does to the heart
- C. Tells the client it is imperative to stop before myocardial infarction occurs
- D. Teaches about the effects of cocaine on the heart and offers a referral for further help
Correct answer: D
Rationale: In this scenario, the nurse should prioritize educating the client about the effects of cocaine on the heart and provide a referral for further help. This approach is crucial in addressing the root cause of the client's health issues and supporting them in making informed decisions about their health. Reporting the client to the police is not appropriate in this situation as the focus should be on the client's health and well-being. Simply explaining the damage without offering solutions may not effectively address the client's needs or promote holistic care. Telling the client to stop without providing support or education may not be as effective as teaching about the effects of cocaine and offering help for cessation. Therefore, educating about the effects and providing a referral for further assistance is the best course of action for holistic nursing care.
4. A client is receiving morphine for pain. Which of the following assessments is the priority?
- A. Urine output
- B. Pupil reaction
- C. Respiratory rate
- D. Bowel sounds
Correct answer: C
Rationale: The correct answer is C: Respiratory rate. Monitoring the respiratory rate is the priority assessment for a client receiving morphine due to the risk of respiratory depression. Morphine is a potent opioid that can cause respiratory depression, which is a serious adverse effect that can be life-threatening. Assessing the client's respiratory rate is crucial to detect any signs of respiratory depression early and intervene promptly. Assessing urine output is important but not as critical as monitoring for respiratory depression with morphine. Pupil reaction and bowel sounds are also important assessments but do not take precedence over monitoring the respiratory rate when a client is on morphine.
5. A client has been taking levothyroxine for 6 months. Which of the following findings indicates that the medication is effective?
- A. Weight gain
- B. Increased heart rate
- C. Decreased TSH levels
- D. Elevated blood pressure
Correct answer: C
Rationale: In a client taking levothyroxine for thyroid hormone replacement, decreased TSH levels indicate that the medication is effective. TSH levels decrease as the thyroid hormone levels are adequately replaced by levothyroxine, signaling a positive response to treatment. Choices A, B, and D are incorrect because weight gain, increased heart rate, and elevated blood pressure are not expected findings indicating the effectiveness of levothyroxine therapy. Weight gain may suggest inadequate dosing, while increased heart rate and elevated blood pressure could indicate over-replacement or side effects of the medication.
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