Fontanelles

A fontanelle is the soft membranous gap between the cranial bones that make up the skull of a fetus or an infant. Fontanelles allow for rapid stretching and deformation of the cranium during delviery and as the brain grows.
A fontanelle is the soft membranous gap between the cranial bones that make up the skull of a fetus or an infant. Fontanelles allow for rapid stretching and deformation of the cranium during delviery and as the brain grows.