HESI RN
Maternity HESI Quizlet
1. The healthcare provider prescribes Amoxicillin 500mg PO every 8hrs for a child who weighs 22 pounds. The available suspension is labeled Amoxicillin Suspension 250mg/5ml. The recommended maximum dose is 50mg/kg/24hr. How many mL should the nurse administer in a single dose based on the child’s weight?
- A. 10mL
- B. 15mL
- C. 7.5mL
- D. 5mL
Correct answer: A
Rationale: To calculate the dose for the child weighing 22 pounds, first convert the weight to kg: 22 lbs ÷ 2.2 = 10 kg. The maximum dose based on weight would be 10 kg × 50 mg/kg/24hr = 500 mg/24hr. Since the medication is prescribed every 8 hours, the dose for each administration would be 500 mg ÷ 3 doses = 166.67 mg. As the available suspension is 250mg/5ml, the nurse should administer 166.67 mg ÷ 250 mg/mL = 0.67 mL per dose. However, since it's not practical to administer a fraction of a milliliter, the nurse should round up to the nearest appropriate dose, which is 10mL.
2. The nurse is planning care for a 4-year-old girl diagnosed with a developmental disability. What should be the primary focus of treatment for this child?
- A. Teach her social skills.
- B. Assist in preventing further disability.
- C. Ensure her participation in group activities.
- D. Help her achieve her maximum potential.
Correct answer: D
Rationale: The primary focus of treatment for a child diagnosed with a developmental disability should be helping them achieve their maximum potential. This approach aims to optimize the child's physical, emotional, cognitive, and social abilities, focusing on enhancing their overall well-being and quality of life. By supporting the child in reaching their highest level of functioning, caregivers can promote independence, self-esteem, and personal growth, which are essential components of holistic care for individuals with developmental disabilities. Teaching social skills (choice A) is important but is just one aspect of the comprehensive care needed. Preventing further disability (choice B) may not always be entirely achievable, but maximizing potential is a more realistic goal. Ensuring participation in group activities (choice C) is valuable for social development, but the primary focus should be on overall potential and well-being.
3. At 20 weeks gestation, a client is scheduled for an ultrasound. In preparing the client for the procedure, the nurse should explain that the primary reason for conducting this diagnostic study is to obtain which information?
- A. Sex and size of the fetus.
- B. Chromosomal abnormalities.
- C. Fetal growth and gestational age.
- D. Lecithin-sphingomyelin ratio.
Correct answer: C
Rationale: The primary reason for an ultrasound at 20 weeks gestation is to assess fetal growth, gestational age, and anatomical development. This evaluation helps ensure the fetus is developing appropriately and can detect any potential issues that may require intervention. Choices A, B, and D are incorrect because at 20 weeks, the primary focus of the ultrasound is not to determine the sex of the fetus, detect chromosomal abnormalities, or assess the lecithin-sphingomyelin ratio. While these factors may be evaluated in pregnancy, they are not the primary reasons for an ultrasound at 20 weeks gestation.
4. A new mother asks the LPN/LVN, 'How do I know that my daughter is getting enough breast milk?' Which explanation should the nurse provide?
- A. Weigh the baby daily, and if she is gaining weight, she is eating enough.
- B. Your milk is sufficient if the baby is voiding pale straw-colored urine 6 to 10 times a day.
- C. Offer the baby extra bottle milk after her feeding, and see if she is still hungry.
- D. If you're concerned, you might consider bottle feeding so that you can monitor her intake.
Correct answer: B
Rationale: The correct answer is B. Adequate voiding is a sign that the baby is receiving enough milk. Pale straw-colored urine 6 to 10 times a day indicates proper hydration and nutrition. This is a reliable indicator of adequate breast milk intake for the infant. Choice A is incorrect because weight gain alone may not always indicate sufficient milk intake. Choice C is incorrect because supplementing with bottle milk can interfere with establishing breastfeeding. Choice D is incorrect as it suggests switching to bottle feeding, which is not necessary if the baby is latching and voiding well.
5. A 4-week-old premature infant has been receiving epoetin alfa (Epogen) for the last three weeks. Which assessment finding indicates to the healthcare provider that the drug is effective?
- A. Slowly increasing urinary output over the last week.
- B. Respiratory rate changes from the 40s to the 60s.
- C. Changes in apical heart rate from the 180s to the 140s.
- D. Change in indirect bilirubin from 12 mg/dl to 8 mg/dl.
Correct answer: C
Rationale: The correct answer is C. Epoetin alfa stimulates erythropoiesis, leading to an increase in red blood cell production and improving oxygen-carrying capacity. As the oxygenation status improves, there is a reduction in heart rate. Therefore, changes in apical heart rate from the 180s to the 140s indicate that the drug is effective. Choices A, B, and D are incorrect because they do not directly reflect the expected outcome of epoetin alfa therapy. Increasing urinary output, changes in respiratory rate, and decreasing bilirubin levels are not primary indicators of the drug's effectiveness in this context.
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