All of the following are true about the middle ear activity except
RELATIONS OF MIDDLE EAR: ROOF-Tegmen tympani FLOOR-Internal jugular vein ANTERIOR WALL-Internal carotid aery, canal for tensor tympani, tubal opening POSTERIOR WALL-Facial canal, aditus to antrum, MEDIAL WALL-Tympanic plexus, promontory, oval window, round window, pyramid LATERAL WALL-Tympanic membrane,chorda tympani nerve, incus, malleus Ref BDC volume 3,sixth edition
Roof is formed by tegmen tympani
Anterior wall has opening of two canals
Medial wall is formed by tympanic membrane
Floor has bulb of internal jugular vein
Head and neck