A nurse is teaching a parent about normal infant growth and development. Which statement by the parent indicates they can apply developmental principles correctly to their own child?
"All babies reach milestones at the exact same age"
"Once my baby starts walking, fine motor skills will develop automatically"
"Genetics don't influence my baby's growth"
"My baby's growth and skills follow predictable patterns, but may happen at different times"
The Correct Answer is D
A. Developmental milestones follow predictable sequences, but the exact age at which each child reaches them can vary. Expecting all babies to reach milestones at the same age is unrealistic and does not reflect normal variation in growth and development.
B. While gross motor skills like walking often develop alongside fine motor skills, fine motor development does not occur automatically. It requires practice, coordination, and maturation of muscles and nervous system pathways.
C. Genetics play a significant role in growth, influencing height, weight, body proportions, and sometimes developmental timing. Denying the influence of genetics misrepresents a key factor in growth and development.
D. This statement reflects an accurate understanding of developmental principles. Growth and developmental milestones occur in a predictable sequence (cephalocaudal, proximodistal, and simple-to-complex patterns), but the timing can vary for each child. This acknowledges normal individual differences while recognizing typical developmental patterns.
Nursing Test Bank
Naxlex Comprehensive Predictor Exams
Related Questions
Correct Answer is A
Explanation
A. Infants cannot verbally communicate pain, so nurses rely on observational cues. Pulling at the ear, arching the back, grimacing, and irritability are valid behavioral indicators of pain and help guide assessment of location and severity. Combining these with physiological signs, such as increased heart rate or changes in respiratory pattern, provides a comprehensive understanding of the infant’s pain.
B. Physiological indicators like tachycardia, hypertension, or increased respiratory rate are nonspecific and may reflect stress, fever, or other illness, so relying solely on them is inadequate for pain assessment.
C. Infants cannot verbalize pain, but behavioral cues are well-recognized and validated indicators of pain. Assuming pain cannot be assessed without speech is inaccurate.
D. Infants do not exhibit pain behaviors to manipulate caregivers. Behaviors such as ear pulling, back arching, and grimacing are genuine indicators of discomfort or pain and should be taken seriously.
Correct Answer is B
Explanation
A. Infants actually have smaller airway diameters and less lung volume than adults. A larger airway and fully developed lungs would decrease susceptibility to respiratory compromise, not increase it.
B. Infants’ airways are narrow, so even minor swelling or mucus buildup can significantly obstruct airflow. Additionally, respiratory muscles, including the diaphragm and intercostals, are immature and fatigue easily, making it harder for infants to maintain adequate ventilation during illness or stress. These factors increase the risk of rapid respiratory compromise.
C. Infants have fewer alveoli and less surface area for gas exchange, and their respiratory muscles are weaker than adults, not stronger. This contributes to increased risk, not protection.
D. The diaphragm is less developed in infants, and their chest wall is more compliant, which can lead to paradoxical movements and less effective ventilation. Increased diaphragm development and lung compliance would enhance respiratory function, not increase susceptibility.
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