The optic nerve and the internal carotid artery in the sphenoid sinus.
D002343:Carotid Artery, Internal / Q000033:anatomy & histology*; D006801:Humans; D009900:Optic Nerve / Q000033:anatomy & histology*; D013101:Sphenoid Sinus / Q000098:blood supply* / Q000294:innervation*