The size of the facial nerve and cochleovestibular nerve in IAC has individual difference.IAC内面神经及耳蜗前庭神经粗细存在个体差异....

cochleovestibular的音标：cochleovestibular的英式发音音标为：[kɒtʃləʊ'vestɪbjʊlə]cochleovestibular的美式发音音标为：[kɒtʃloʊ'vestɪbjʊlə]...

耳蜗前庭的...