Which of the following is true about Facial recess?

O Facial recess or posterior sinus is a depression in posterior wall lateral to pyramid. O It is bounded medially by the veical pa of Facial nerve, inferiorly by the chorda- facial angle and superiorly by fossa incudis. O Surgically, facial recess is impoant, as direct access can be made through this into the middle ear without disturbing posterior canal wall (Posterior Tympanotomy)