norma basalis

norma basalis

[nôr′mə basā′lis]
Etymology: L, rule; Gk, basis, foundation
the inferior surface of the base of the skull with the mandible removed, formed by the palatine bones, the vomer, the pterygoid processes, and parts of the sphenoid and temporal bones.
References in periodicals archive ?
One of the important foramen in the norma basalis is jugular foramen, which is the main route of venous outflow from the skull and is characterized by laterality based on the predominance of one of the sides.