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a structure of the sound conduction apparatusprimary functions: transmission of the vibrations of thetympanic membrane to the internal ear efficient transfer of acoustic energyfrom compression waves in air to fluid –membrane waves within the cochlea tympanic membrane –membrana tympani (tympanica) tympanic cavity –cavitas (cavum) tympani auditory (eustachian) tube –tuba auditiva(auditoria) auditory ossicles –ossicula auditus(auditoria)Middle ear, auris mediaHuman earProf. Dr. Nikolai Lazarov 44