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HOME » HUMAN ANATOMY » SKELETAL SYSTEM » SKULL » SPHENOID BONE » SPHENOID BONE - ANATOMICAL FEATURES
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SPHENOID BONE - ANATOMICAL FEATURES

  • body
  • superior surface
  • ethmoidal spine
  • groove for olfactory lobe
  • chiasmatic groove = chiasmatic sulcus = prechiasmatic sulcus = optic groove
  • sella turcica
  • tuberculum sellae
  • middle clinoid process
  • hypophyseal fossa
  • dorsum sellae
  • posterior clinoid process
  • notch for abducens nerve
  • petrosal process
  • clivus
  • lateral surface
  • carotid groove = carotid sulcus
  • lingula = sphenoidal  lingula
  • posterior surface
  • anterior surface
  • sphenoidal crest
  • opening to sphenoidal air sinus
  • sphenoidal conchae = sphenoidal turbinated process
  • aperture to sphenoidal sinus
  • upper surface
  • under surface = lower surface
  • inferior surface
  • sphenoidal rostrum
  • vaginal process
  • contents
  • sphenoidal air sinuses
  • laminae
  • septum
  • optic foramen
  • lesser wing = small wing = ala parva = orbito-sphenoid
  • superior surface
  • inferior surface
  • anterior border
  • posterior border
  • anterior clinoid process
  • ± carotico-clinoid foramen
  • upper root = superior root
  • lower root = inferior root = optic strut
  • greater wing = ala magna = ali-sphenoid
  • superior surface = cerebral surface
  • depressions for convolutions of temporal lobe
  • foramen rotundum
  • sphenoidal emissary foramen = foramen Vesalii = foramen venosum = canaliculus sphenoidalis
  • foramen ovale
  • ± foramen petrosum = foramen of Arnold = petrosal foramen = canaliculus innominatus
  • foramen spinosum
  • lateral surface
  • superior portion = temporal surface
  • infratemporal crest
  • inferior portion = infratemporal surface
  • foramen ovale
  • foramen spinosum
  • sphenoidal spine = spina angularis = alar spine = spinous process
  • groove for chorda tympani nerve

  • triangular process for lateral pterygoid muscle
  • ridge = anterior limit of infratemporal surface
  • orbital surface
  • upper edge = superior border
  • lower edge = inferior border
  • medial margin
  • tubercle
  • notch for recurrent branch of lacrimal artery
  • lateral margin
  • foramen rotundum
  • grooved surface
  • pterion
  • pterygoid process
  • medial pterygoid plate = medial pterygoid lamina
  • pterygoid hamulus
  • lateral surface
  • medial surface
  • vaginal process
  • furrow for pharyngeal branch of internal maxillary artery and pharyngeal nerve from sphenopalatine ganglion
  • pterygoid tubercle
  • posterior opening of pterygoid canal
  • processus tubarius
  • lateral pterygoid plate = lateral pterygoid lamina
  • lateral surface
  • medial surface
  • pterygopalatine groove
  • pterygoid fissure = pterygoid notch
  • pterygoid fossa
  • scaphoid fossa
  • anterior surface
  • anterior orifice of pterygoid canal
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