- Fracture restore the basis cranii excessively for a long time!
- The force which calvarium can tolerate is much higher than that of basis cranii.
- Engelmann prickly pear (Opuntia engelmannii) and beaver tail cactus (O. basilaris) commonly occur in the southwestern U.
- Objective To introduce the related structure and operative localization of internal auditory cannal by fossae cranii media.
- The patients with the signs of vertebra- arteria basilaris ischemia followed closed cervical spine trauma have the possibility of vertebral artery injury.