• basilar
  • Basilar part of occipital bone Carotid sulcus lodging cavernous sinus and internal carotid artery These are asymmetrical air sinuses in the body of the sphenoid, closed by Sphenoidal conchae This forms the floor of the middle cranial fossa. (wikipedia.org)
  • The internal auditory meatus provides a passage through which the vestibulocochlear nerve, the facial nerve, and the labyrinthine artery (an internal auditory branch of the basilar artery) can pass from inside the skull to structures of the inner ear and face. (wikipedia.org)
  • bruits
  • Unfortunately, many arteries with bruits have perfectly adequate blood flow, while some that are severely narrowed carry blood silently. (harvard.edu)
  • canal
  • When the internal carotid artery enters the canal in the petrous portion of the temporal bone, it first ascends a short distance, then curves anteriorly and medially. (wikipedia.org)
  • When it passes through the carotid canal and the side of the body of the sphenoid bone, it has double curvature and looks like the italic letter S. (innerbody.com)
  • At this point it will goes into the carotid canal, which is located in the temporal bone's petrous portion. (innerbody.com)