A nurse is caring for a 10-month-old infant who is in a cast for developmental dysplasia of the hip (DDH).
Which of the following strategies should the nurse implement to promote the infant's growth and development?
Allow the infant to stand in the crib.
Provide a small electronic toy.
Tie colorful latex balloons to the side of the crib.
Change the infant's diaper as soon as soiling occurs.
None
None
The Correct Answer is A
The correct answer is Choice A.
Choice A rationale: Encouraging the infant to stand in the crib while in a cast for developmental dysplasia of the hip (DDH) supports gross motor development and maintains neuromuscular stimulation. Standing promotes proprioceptive input, strengthens postural muscles, and supports bone mineralization through weight-bearing. Infants in hip spica casts or orthotic devices can safely stand with supervision, preserving developmental milestones. Normal serum calcium ranges from 8.5 to 10.5 mg/dL, and mechanical loading enhances osteoblastic activity and skeletal growth.
Choice B rationale: While electronic toys offer sensory stimulation, they do not adequately support gross motor development in infants with DDH. At 10 months, infants require opportunities for vertical positioning and weight-bearing to stimulate vestibular and musculoskeletal systems. Passive play with electronic toys may delay motor milestones such as cruising and standing. Developmental progress depends on integrated sensory-motor experiences, and reliance on sedentary toys may limit engagement of core and lower limb musculature.
Choice C rationale: Latex balloons pose a significant safety hazard due to the risk of aspiration and suffocation. When burst, latex fragments can occlude the airway, especially in infants with underdeveloped protective reflexes. The tracheal diameter in infants averages 4 to 5 mm, making obstruction by balloon fragments potentially fatal. Additionally, latex exposure may trigger allergic reactions, particularly in atopic individuals. The American Academy of Pediatrics strongly advises against latex balloon use in children under 8 years.
Choice D rationale: Prompt diaper changes are essential for skin integrity, especially under a cast where moisture retention can lead to maceration and infection. However, this action does not directly promote growth and development. It is a hygiene measure that prevents irritant contact dermatitis and secondary infections such as Candida albicans. Normal skin pH ranges from 4.5 to 5.5, and prolonged exposure to urine and feces elevates pH, disrupting the acid mantle. While necessary, it lacks developmental stimulation.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
The nurse should place the client on a low-sodium, fluid-restricted diet.
Acute glomerulonephritis is a kidney disease that can cause fluid retention and edema.
A low-sodium diet can help reduce fluid retention and swelling.
Fluid restriction can also help manage fluid balance and prevent further complications.
Choice B is not the best answer because a regular diet with no added salt may still contain high levels of sodium.
Choice C is not the best answer because a low-protein, low-potassium diet may not address the client’s fluid retention and edema.
Choice D is not the best answer because a low-carbohydrate, low-protein diet may not provide adequate nutrition for the client.
Correct Answer is B
Explanation
This is an important measure to prevent the spreading of impetigo to others and to other parts of the body, as the bacteria can survive on clothing and other objects12.
Choice A.
Keeping the child on droplet precautions at home is incorrect, as impetigo is not spread by respiratory droplets, but by direct contact with the sores or contaminated items.
Choice C.
Immunizing household contacts for the disease is incorrect, as there is no vaccine for impetigo, which is caused by different types of bacteria.
Choice D.
Giving the child a chlorine bath twice daily is incorrect, as chlorine can irritate the skin and worsen impetigo.
The recommended treatment is to wash the sores with soap and water and
apply antibiotic ointment or cream23.
Therefore, choice B is the best answer to this question.

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