197k views
3 votes
Which wing of the sphenoid bone forms one half of the middle cranial fossa and a part of the lateral surface of the cranium

User Mefitico
by
3.6k points

1 Answer

2 votes
lesser wing. The lesser wing of the sphenoid bone separates the anterior and middle cranial fossae. The petrous ridge (petrous portion of temporal bone) separates the middle and posterior cranial fossae.
User Gunas
by
3.3k points