NCLEX-PN
Quizlet NCLEX PN 2023
1. During a petit mal seizure in the clinic, what should be the highest priority?
- A. Provide a safe environment free of obstructions in the immediate area
- B. Call a code
- C. Contact the patient's physician
- D. Prevent excessive movement of the extremities
Correct answer: A
Rationale: During a petit mal seizure, the highest priority is to provide a safe environment free of obstructions in the immediate area. This action aims to prevent injuries to the patient during the seizure. While calling a code or contacting the patient's physician may be necessary at some point, immediate safety measures take precedence. Preventing excessive movement of the extremities is relevant but ensuring a safe environment is crucial to avoid harm during the seizure.
2. One of the major functions of the kidneys in maintaining normal fluid balance is:
- A. the manufacture of antidiuretic hormone.
- B. the regulation of calcium and phosphate balance.
- C. the regulation of the pH of the extracellular fluid.
- D. the control of aldosterone levels.
Correct answer: C
Rationale: The correct answer is 'the regulation of the pH of the extracellular fluid.' The kidneys play a crucial role in maintaining normal fluid balance by regulating extracellular fluid and osmolarity through selective retention and excretion of fluids. Additionally, they regulate the pH of the extracellular fluid by retaining hydrogen ions and excreting metabolic wastes and toxic substances. Choice A is incorrect because antidiuretic hormone (ADH) is manufactured by the pituitary gland, not the kidneys. Choice B is incorrect as the regulation of calcium and phosphate balance is primarily controlled by the parathyroid gland. Choice D is incorrect as aldosterone levels are controlled by the adrenal glands, not the kidneys.
3. High uric acid levels can develop in clients who are receiving chemotherapy. This can be caused by
- A. the kidneys' inability to excrete the drug metabolites.
- B. rapid cell catabolism.
- C. toxic effects of the prophylactic antibiotics given concurrently.
- D. the altered blood pH from the acidic nature of the drugs.
Correct answer: B
Rationale: The correct answer is 'rapid cell catabolism.' Chemotherapy leads to the destruction of cells, resulting in increased uric acid levels due to cell breakdown. Choice A is incorrect because the issue is not with the kidneys' ability to excrete the drug metabolites but rather with the cell breakdown. Choice C is incorrect as the question focuses on chemotherapy and its effects, not prophylactic antibiotics. Choice D is incorrect as the question pertains to the development of high uric acid levels, not altered blood pH from acidic drugs.
4. A client is admitted to the floor with vomiting and diarrhea for three days. She is receiving IV fluids at 200cc/hr via pump. A priority action for the nurse would be:
- A. Obtaining Intake and Output.
- B. Frequent lung assessments.
- C. Vital signs every shift.
- D. Monitoring the IV site for infiltration.
Correct answer: D
Rationale: In this scenario, the correct priority action for the nurse would be monitoring the IV site for infiltration. The client is receiving IV fluids at a rapid rate, making it crucial to ensure that the IV site is intact and not causing any complications like infiltration, which can lead to tissue damage. While frequent lung assessments are important for detecting signs of fluid overload, in this case, ensuring the IV site's integrity takes precedence. Obtaining Intake and Output is relevant but not the priority over monitoring the IV site. Vital signs are essential, but given the situation, the immediate concern is the IV site's condition to prevent complications.
5. Chemotherapeutic agents often produce a degree of myelosuppression including leukopenia. Leukopenia does not present immediately but is delayed several days or weeks because:
- A. the client's hemoglobin and hematocrit are normal.
- B. red blood cells are affected first.
- C. folic acid levels are normal.
- D. the current white cell count is not affected by chemotherapy.
Correct answer: D
Rationale: Leukopenia does not present immediately after chemotherapy because time is required to clear circulating cells before the effect on precursor cell maturation in the bone marrow becomes evident. Leukopenia is characterized by an abnormally low white blood cell count. The correct answer is D because the white cell count is not immediately affected by chemotherapy. Choices A, B, and C are incorrect as they pertain to red blood cells (hemoglobin and hematocrit), which are not directly related to the delayed onset of leukopenia.
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