Nature and Uses of Primary Data Sources Page 1 of 14 ______________________________________________________________________.
cranial nerve - any of the 12 paired nerves that originate in the brain stem. 1  nerve, nervus - any bundle of nerve fibers running to various organs and tissues of the body. 2  first cranial nerve, nervii olfactorii, olfactory nerve - a collective term for numerous olfactory filaments in the nasal mucosa.
Craton. (central continental craton; in Russian, platforma) , one of the main structural elements of the earthâs crust. Cratons are large and relatively stable blocks of the crust, having uniform thickness and measuring several thousand km across.