√ anatomy of sinuses in head 263536-Anatomy of sinuses in head
Jun 04, 21 · Sigmoid sinus (Sinus sigmoideus) The sigmoid sinus is a paired intracranial venous channel It arises from the transverse sinus at the level where the transverse sinus leaves the tentorium cerebelli The sigmoid sinus courses along the floor of the posterior cranial fossa to enter the jugular foramenAnatomy of Sinusitis The four pairs of paranasal sinuses are the maxillary, ethmoid, frontal, and sphenoid A short video demonstrating the function of the sinuses is available • The sinuses are normally air filled, lined by ciliated, pseudostratified, columnar epithelium with interspersed, goblettype, mucussecreting cellsBlood supply supratrochlear, supraorbital and anterior ethmoidal arteries; Pin On Head And Neck Anatomy 19 Anatomy of sinuses in head