Chapter 17: Otorhinolaryngologic Surgery; Short Answer: Ear Surgery with correct answers 100% 2026/2027

Chapter 17: Otorhinolaryngologic Surgery; Short Answer: Ear Surgery with correct answers 100% 2026/2027 Which laser is useful in middle ear procedures? - Correct Answer Argon laser What are the reasons for reversing the operating table during ear surgery? - Correct Answer Patient's head is placed at the foot of the table, allowing space under the foot portion of the table to accommodate the seated team members legs and to allow for equipment placement. Why is nitrous oxide restricted during reconstructive ear surgery? - Correct Answer Nitrous oxide causes expansion of the middle ear and can cause dislocation of a tympanic membrane graft. Describe the types of ear dressings. - Correct Answer Simple: Cotton ball inserted into the external ear canal. Complex: Mastoid dressing (Mastoid - antibiotic ointment, a non-adherent pad, fluffed gauze wrapped around the patients head.) What is the most common cause of otitis media? - Correct Answer Blockage of the eustachian tube causing an accumulation of fluid that normally drains into the nasopharynx, causing extreme pain and an inflamed tympanic membrane. What is the purpose of a myringotomy? Where is the incision made? - Correct Answer Remove accumulated fluid, insertion of a PE tube to allow for additional drainage, and to maintain pressure equalization. Incision made in the inferior posterior portion of the tympanic membrane with a disposable myringotomy knife. What are the classifications for tympanoplasty, and how are they determined? - Correct Answer Type I: Damage is limited to tympanic membrane Type II: Damage extends beyond to include the malleus Type III: Both malleus and incus are affected as well as tympanic membrane Type IV: All ossicles affected as well as the perforated tympanum, only middle ear intact and mobile footplate of the drapes Type V: Removing footplate of stapes is fixed.