Ten-year-old Angelica has been complaining of ringing in her ears, a headache, and feeling "warm." When her mother took her temperature, she realized that Angelica had a fever and made her an appointment to see the pediatrician at Smithtown Wellness Center. Angelica was recently treated for a Streptococcal infection, and her mother is worried that Angelica's recent symptoms could be a result of the infection. Based on Angelica's symptoms, you would suspect to be the physician's diagnosis. The external ear and middle ear are separated by the