Fontanels and unfused sutures in the infant skull:
A) are abnormal.
B) allow for the expansion of the skull for brain growth.
C) occur only in the presence of maternal deprivation of calcium.
D) close and fuse within the first month.

Question

Quizplus · Accepted Answer

The fontanels are one reason why infant skull bones are more movable than those of the adult skull. Another reason is that the sutures of the infant skulls are not fused. Unfused sutures allow for the continued growth of the brain and skull after birth and throughout infancy.

Fontanels and Unfused Sutures in the Infant Skull