They may occur in connection with any of the fontanelles, but especially with that of the bregma.
There is a slight median ridge on the frontal ascending from the ophryon, at first narrow but expanding at the bregma to 50 mm.
The forehead and bregma rapidly escape below, and the occiput passes out last.
Under the bregma is the brain; but the back part of the head is empty.
His head is asymmetrical, and is full at the occiput, slightly sunken at the bregma, and the forehead is low.
bregma breg·ma (brěg'mə)
n. pl. breg·ma·ta (-mə-tə)
The junction of the sagittal and coronal sutures at the top of the skull.