The nursing instructor is conducting a class on the development of an infant. The instructor determines the class is successful when the students correctly illustrate which as the proximodistal development in an infant?
Walk for several steps, then learns to run.
Roll over, then learns to follow an object with the eyes.
Imitate speech-like sounds, then learns to speak a language.
Kick and wave the arms, then learns to grasp the foot and pull it to the mouth.
The Correct Answer is D
Choice A reason: Walking then running is a gross motor sequence, not proximodistal, which progresses from central to peripheral control. Arm waving to foot grasping shows this pattern, making this incorrect, as it does not illustrate the infant’s proximodistal development in the instructor’s class.
Choice B reason: Rolling over precedes eye tracking, but proximodistal development involves motor control from trunk to extremities. Arm waving to foot grasping better illustrates this, making this incorrect, as it does not reflect the central-to-peripheral progression of infant motor development in the lesson.
Choice C reason: Imitating sounds to speaking is linguistic, not proximodistal, which focuses on motor control from core to limbs. Arm waving to foot grasping demonstrates this pattern, making this incorrect, as it does not represent the physical developmental sequence taught in the infant development class.
Choice D reason: Kicking and arm waving involve trunk and proximal muscles, while grasping the foot uses distal control, illustrating proximodistal development. Students choosing this show understanding, aligning with infant motor development principles, making it the correct example for a successful class on infant development.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is ["A","B","E"]
Explanation
Choice A reason: Offering small portions (1-2 teaspoons) reduces overwhelm for a picky eater, encouraging trying new foods without pressure. This aligns with pediatric nutrition strategies for toddlers, minimizing mealtime stress, making it a correct pointer for the father to implement effectively for his 2-year-old.
Choice B reason: Avoiding sweets as rewards prevents reinforcing unhealthy eating habits and reduces mealtime battles. This promotes intrinsic motivation for eating, aligning with pediatric feeding guidelines, making it a correct strategy to minimize stress for a 2-year-old picky eater during meals with the family.
Choice C reason: Feeding the toddler before the family may disrupt social eating and does not address picky eating directly. Small portions and avoiding rewards are more effective, making this incorrect, as it does not minimize stress or encourage healthy mealtime behaviors in toddlers in a family setting.
Choice D reason: Food jags (preferring one food) are normal in toddlers and should be accommodated, not resisted, to avoid stress. Forcing variety escalates conflicts, making this incorrect compared to strategies like small portions that reduce mealtime tension for picky eaters in early childhood.
Choice E reason: Limiting mealtime to 20 minutes prevents prolonged battles, reducing stress for a picky eater. Short meals respect the toddler’s attention span, aligning with pediatric feeding recommendations, making it a correct pointer to help the father manage mealtime effectively for his 2-year-old child.
Correct Answer is A
Explanation
Choice A reason: The vastus lateralis is the preferred site for IM injections in infants, as it is well-developed, has minimal nerves and vessels, and accommodates safe volumes. This aligns with pediatric nursing injection guidelines, making it the best choice for a 3-month-old receiving an antibiotic intramuscularly.
Choice B reason: The deltoid muscle is underdeveloped in a 3-month-old, with insufficient muscle mass for safe IM injections. The vastus lateralis is safer and more developed, making this incorrect, as the deltoid risks injury or inadequate drug absorption in infants receiving intramuscular injections.
Choice C reason: The dorsogluteal muscle is avoided in infants due to proximity to the sciatic nerve and underdeveloped gluteal mass, risking nerve damage. The vastus lateralis is safer, making this incorrect for a 3-month-old, as it poses significant safety concerns for IM antibiotic injections.
Choice D reason: The ventrogluteal muscle is safe in older children but less accessible in infants due to small muscle mass and positioning challenges. The vastus lateralis is preferred for its accessibility and safety, making this incorrect for a 3-month-old’s IM antibiotic injection in clinical practice.
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