HESI RN
HESI Pediatrics Practice Exam
1. When caring for a child experiencing severe asthma symptoms, which medication should the practical nurse anticipate being administered first?
- A. Inhaled corticosteroids.
- B. Oral corticosteroids.
- C. Short-acting beta agonists.
- D. Leukotriene receptor antagonists.
Correct answer: C
Rationale: In the management of acute asthma exacerbations, the first-line medication for quick relief of bronchoconstriction is a short-acting beta agonist, such as albuterol. These medications help to rapidly open up the airways, providing immediate relief to the patient. Inhaled corticosteroids are more commonly used for long-term control of asthma symptoms, while oral corticosteroids and leukotriene receptor antagonists are often reserved for more severe or chronic cases. Therefore, in a child experiencing severe asthma symptoms, the practical nurse should anticipate the administration of short-acting beta agonists as the initial intervention to provide quick relief and improve breathing.
2. During a routine physical exam, a male adolescent client tells the nurse, 'sometimes, my mother gets angry because I want to be with my own friends.' What is the best initial response by the nurse?
- A. Offer reassurance that his mother's concern is normal
- B. Determine if his friends are engaged in unsafe behaviors
- C. Ask about the client's response to his mother's anger
- D. Offer to discuss his concerns with his mother
Correct answer: C
Rationale: When a client expresses concerns about family dynamics, it is important to explore their feelings and reactions to the situation. By asking about the client's response to his mother's anger, the nurse can gain insight into the client's emotions, thoughts, and coping mechanisms. Understanding these aspects is crucial in providing appropriate support and guidance. Option A is incorrect because it focuses solely on reassuring the client about his mother's concern without addressing the client's feelings. Option B assumes negative behaviors without evidence. Option D jumps to discussing concerns with the mother without understanding the client's perspective first.
3. The parents of a 3-year-old boy who has Duchenne muscular dystrophy (DMD) ask, 'how can our son have this disease? We are wondering if we should have any more children.' What information should the nurse provide these parents?
- A. This is an inherited X-linked recessive disorder, which primarily affects male children in the family.
- B. The male infant had a viral infection that went unnoticed and untreated, leading to muscle damage.
- C. The lack of the protein dystrophin in the mother can impact the muscle groups of males.
- D. Damage to the spinal cord due to birth trauma from a breech vaginal birth weakens the muscles.
Correct answer: A
Rationale: The nurse should inform the parents that Duchenne muscular dystrophy is an X-linked recessive disorder, which primarily affects male children in the family. This genetic condition is caused by a mutation in the dystrophin gene located on the X chromosome. Females are usually carriers of the gene mutation and may pass it on to their sons. Daughters of carrier mothers have a 50% chance of being carriers themselves. Understanding the genetics of DMD can help the parents make informed decisions about family planning and genetic counseling.
4. The healthcare provider is assessing an infant with pyloric stenosis. Which pathophysiological mechanism is the most likely consequence of this infant's clinical picture?
- A. Metabolic alkalosis.
- B. Respiratory acidosis.
- C. Metabolic acidosis.
- D. Respiratory alkalosis.
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.
5. The nurse is caring for a 10-year-old child who is scheduled for surgery to repair a fractured femur. The child’s parent expresses concern about the child being afraid of the surgery. What is the nurse’s best response?
- A. Children at this age are usually not afraid of surgery
- B. It’s normal for your child to feel scared. Let’s talk about what to expect
- C. You should talk to the surgeon about your child’s fear
- D. Don’t worry, your child will be fine
Correct answer: B
Rationale: Acknowledging the child’s fear and providing information about what to expect can help alleviate anxiety.
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