A critical aspect of successful ESS is a thorough understanding of the anatomy ... the nasal cavity and sinuses to treat various conditions. Olfactory Fossa: A depression in the skull base that ...

The function of the paranasal sinuses is not clear, but theories include humidification and warming of inspired air, lightening of the skull ... nasal mucosa. They remain connected to the nasal ...

The ophthalmic nerve branches from the trigeminal nerve in the skull and begins in the lateral wall of the cavernous sinus, a ...