the nurse is caring for a 3 year old child who is hospitalized with dehydration the child is now receiving iv fluids and has started to produce urine
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Nursing Elites

HESI RN

HESI Pediatrics Practice Exam

1. The healthcare provider is caring for a 3-year-old child who is hospitalized with dehydration. The child is now receiving IV fluids and has started to produce urine. What is the best indicator that the child’s dehydration is improving?

Correct answer: A

Rationale: An increase in urine output is a reliable indicator that the child's hydration status is improving. Adequate urine output signifies that the kidneys are functioning properly and that the body is effectively eliminating waste and excess fluids, indicating improved hydration levels. The other options are not as direct indicators of hydration status. Skin turgor and weight changes can be influenced by various factors, and stable vital signs do not specifically reflect hydration status.

2. The healthcare provider is assessing an infant with pyloric stenosis. Which pathophysiological mechanism is the most likely consequence of this infant's clinical picture?

Correct answer: A

Rationale: Pyloric stenosis leads to obstruction at the outlet of the stomach, causing frequent vomiting and loss of stomach acids. This results in a loss of hydrochloric acid and hydrogen ions, leading to metabolic alkalosis due to an increase in serum bicarbonate levels. Therefore, the correct answer is metabolic alkalosis. Choice B, respiratory acidosis, is incorrect as it is not typically associated with pyloric stenosis. Choice C, metabolic acidosis, is incorrect because the loss of stomach acids in pyloric stenosis leads to metabolic alkalosis, not acidosis. Choice D, respiratory alkalosis, is also incorrect as it is not the usual consequence of pyloric stenosis.

3. The heart rate for a 3-year-old with a congenital heart defect has steadily decreased over the last few hours; it is now 76 bpm, whereas the previous reading 4 hours ago was 110 bpm. Which additional finding should be reported immediately to a healthcare provider?

Correct answer: D

Rationale: A significant drop in heart rate and blood pressure should be reported immediately as it may indicate worsening of the congenital heart defect. A decrease in blood pressure to 70/40 is a critical finding that suggests potential cardiovascular compromise and requires urgent attention to prevent further deterioration. Oxygen saturation, respiratory rate, and urine output are important parameters, but in this scenario, the alarming decrease in blood pressure is a more critical finding that necessitates immediate reporting to the healthcare provider.

4. A 13-year-old client with type 1 diabetes presents to the clinic with a blood glucose level of 400 mg/dL. The client reports feeling thirsty and having frequent urination. What is the nurse’s priority action?

Correct answer: A

Rationale: In a client with type 1 diabetes presenting with hyperglycemia (blood glucose level of 400 mg/dL) and symptoms of thirst and frequent urination, the priority action for the nurse is to administer insulin as prescribed. Insulin helps lower the blood glucose level and prevents complications like diabetic ketoacidosis. While encouraging hydration is essential, administering insulin is crucial to address the high blood glucose levels. Checking urine for ketones is important in diabetic management but is secondary to administering insulin in this scenario. Reinforcing diet and exercise importance is vital for diabetes management but not the priority in acute hyperglycemia.

5. After observing a mother giving her 11-month-old ferrous sulfate followed by two ounces of orange juice, what should the nurse do next?

Correct answer: D

Rationale: Providing positive feedback to the mother for correctly administering the iron supplements is essential as it reinforces proper medication administration practices. This encouragement can help build the mother's confidence and ensure that she continues to administer the supplements correctly in the future, promoting the infant's health and well-being. Choices A, B, and C are incorrect because there is no need to suggest altering the administration method, changing the liquid used, or restricting feeding immediately after administering the iron supplement. Giving positive feedback is the most appropriate action in this scenario to acknowledge the mother's correct administration technique.

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