Which physical finding is normally expected in a healthy infant between 12 and 18 months of age?
Correct answer: A. Complete closure of the anterior fontanel
- A. Complete closure of the anterior fontanel
- B. Closure of the posterior fontanel
- C. Permanent loss of the rooting reflex
- D. Appearance of the first permanent molar
Explanation
The anterior fontanel normally closes during the second year of life, commonly between 12 and 18 months. The posterior fontanel closes much earlier, while permanent molars appear years later.
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About Growth and Development
Growth refers to measurable physical change, while development describes progressive skills in the motor, language, cognitive, emotional and social domains. Questions cover normal growth patterns, developmental milestones, developmental screening, factors affecting progress, and recognition of growth faltering or developmental delay, including the difference between maturation and learning.
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