HESI LPN
HESI PN Nutrition Practice Exam
1. In the scientific method, a tentative solution to a problem is called a what?
- A. theory
- B. prediction
- C. hypothesis
- D. correlation
Correct answer: C
Rationale: In the scientific method, a hypothesis is a tentative solution or educated guess that is tested through research. A theory (choice A) is a well-substantiated explanation based on evidence and extensive testing. A prediction (choice B) is a statement about what will happen in the future based on existing knowledge. Correlation (choice D) refers to a mutual relationship between two or more things, indicating how they may change together but not providing a solution to a problem.
2. Which of the following is an example of a macronutrient?
- A. Vitamin C
- B. Iron
- C. Calcium
- D. Fiber
Correct answer: D
Rationale: The correct answer is D: Fiber. Macronutrients are nutrients required by the body in larger amounts, and they include carbohydrates, proteins, and fats. Fiber is a type of carbohydrate that falls under this category. Vitamin C (choice A) is a water-soluble vitamin, Iron (choice B) is a mineral, and Calcium (choice C) is also a mineral, not a macronutrient. Therefore, Fiber is the only macronutrient listed in the choices.
3. How should the healthcare provider assist parents of a SIDS infant in coping?
- A. Encourage seeking grief counseling
- B. Remain detached
- C. Alleviate feelings of guilt and blame
- D. Discuss the parents' mistakes
Correct answer: C
Rationale: Assisting parents of a SIDS infant in coping involves alleviating feelings of guilt and blame, providing emotional support, and offering appropriate counseling. It is crucial to address the parents' emotional well-being and help them cope with the loss. Choice A is not the best answer as it focuses solely on grief counseling, while the primary concern is addressing feelings of guilt and blame. Choice B is inappropriate as remaining detached does not provide the necessary emotional support these parents need. Choice D is incorrect as discussing the parents' mistakes can intensify their feelings of guilt and blame, rather than helping them cope effectively.
4. How should a child with a newly diagnosed seizure disorder be managed?
- A. Avoid all physical activity
- B. Monitor for triggers and ensure safety
- C. Increase dietary sodium intake
- D. Restrict all forms of social interaction
Correct answer: B
Rationale: When managing a child with a newly diagnosed seizure disorder, it is essential to monitor for triggers and ensure safety. By identifying triggers such as lack of sleep, stress, or specific foods, healthcare professionals can help prevent seizures. Ensuring safety involves creating a safe environment to prevent injuries during a seizure. Choices A, C, and D are incorrect. Avoiding all physical activity can be detrimental as appropriate exercise is essential for overall health. Increasing dietary sodium intake is not a standard recommendation for managing seizures. Restricting all forms of social interaction is unnecessary and can have negative effects on the child's emotional well-being.
5. What is a crucial aspect of managing a child with cystic fibrosis?
- A. High-sugar diet
- B. Daily chest physiotherapy
- C. Frequent use of antacids
- D. Limiting fluid intake
Correct answer: B
Rationale: Daily chest physiotherapy is crucial in managing cystic fibrosis as it helps clear mucus from the lungs, improves respiratory function, and reduces the risk of lung infections. High-sugar diets are not recommended for individuals with cystic fibrosis as they can contribute to mucus production, exacerbating respiratory issues. Frequent use of antacids is not a primary treatment for cystic fibrosis, as it does not address the underlying lung issues. Limiting fluid intake is not typically advised for individuals with cystic fibrosis, as adequate hydration is essential for maintaining lung function and thinning mucus secretions.
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