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Hearing Aid Dispenser Written Exam | 204 Questions And Answers Already Graded A+
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db loss of a perforation of TM - 10-15db loss procedure done to fix perforation - tympanoplasty or myringoplasty monomeric spots - looks like a hole in TM, but reflects light like a mirror. holes that have healed. aka "mirror membranes" average dimentions of an adult eardrum - 2.3-2.9cm in leng...
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