A 3-month-old girl is brought to the pediatrician by her parents for a routine well-child visit. The prenatal course was unremarkable, and the girl was delivered by spontaneous vaginal delivery at term. The parents report that she is healthy and has been feeding well. Family history is negative. The parents are curious about her developmental progress. On physical examination, the pediatrician observes that the infant can lift her head while on her abdomen, follows objects with her eyes, and responds to sounds.
Which of the following developmental milestones should the pediatrician expect the infant to achieve at this age?
The correct answer is:
C) Laughing
At 3 months of age, expected developmental milestones include rolling, grabbing, social smile, and laughing. These milestones indicate normal social and motor development for this age group.
Answer choice A: Babbling, is incorrect. Babbling typically begins around 6 months of age.
Answer choice B: Crawling, is incorrect. Crawling usually starts around 6 to 9 months of age.
Answer choice D: Sitting without support, is incorrect. Sitting without support generally occurs around 6 to 8 months of age.
Answer choice E: Walking with assistance, is incorrect. Walking with assistance typically begins around 9 to 12 months of age.
Key Learning Point
At age 3 months of age, expected pediatric milestones are rolling, grabbing, a social smile, and laughing.
