31. The branches of the tympanic cavity provide innervation to the mucosa of the middle ear . 32. Remarkably, the stapes, or middle ear bone, remains intact. 33. These fibers do not pass through the middle ear . 34. These serve to drain the pus from the middle ear , helping to treat the infection. 35. The structure of the middle ear in living amphibians varies considerably, and is often degenerate. 36. Eventually the aids will go in the middle ear . 37. In the basilosaur skull, the inner and middle ear are enclosed by a dense tympanic bulla. 38. Individuals with cleft also face many middle ear infections which may eventually lead to hearing loss. 39. A common microbe appears to be the leading virus causing painful middle ear infections in children. 40. If there were persistent fluid in the middle ear , I'd consider adding a steroid nasal spray.
