When examining the skull of a 4-month-old baby, you should normally find:
a. closure of the anterior fontanel.
b. closure of the posterior fontanel.
c. ossification of all sutures.
d. overlap of cranial bones.
B
At 2 months of age, the posterior fontanel should be closed or ossified with the anterior fontanel, a larger fontanel, closing at 24 months. The only time the cranial bones should overlap is at a va-ginal birth as a result of pressure within the birth canal.
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