Table 2.

Measurements of the facial nerve in millimetres.

Cadaver identification number	Portion of facial nerve			Facial nerve total length
	Facial nerve in internal acoustic meatus	Upper portion above chorda tympani	Lower portion below chorda tympani
875604	13.52	27.90	5.93	47.35
876302	16.23	21.73	12.62	50.58
876506	17.55	16.44	21.63	55.62
881501	16.26	27.74	15.91	59.91
8802	13.15	16.60	17.12	46.87
8823	15.40	22.83	13.06	51.29
8274	14.75	26.88	8.64	50.27
882401	17.58	23.40	6.36	47.34
8803	17.76	29.92	11.56	59.24
8697	17.14	18.53	16.59	52.26
8750	12.61	24.40	13.87	50.88
881601	18.19	29.31	9.84	57.34
8814	19.17	21.47	12.96	53.60
8849	13.71	19.51	15.94	49.16
8810	15.23	23.56	13.91	52.70
8850	16.65	21.70	17.26	55.61
Mean	15.93	23.25	13.33	52.50
SD	1.97	4.26	4.20	4.11