| Sample | Age | ||
---|---|---|---|---|
The cochlea | 3 Endocast | 3Â years | ||
 Basilar membrane | mm | |||
 The radius of curvature | Base | - | ||
Apex | - | |||
Radii ratio | - | |||
The semicircular canal | ||||
 The anterior semicircular canal radius of curvature | ||||
 The posterior semicircular canal radius of curvature | ||||
 The lateral semicircular canal radius of curvature | ||||
 The average a semicircular canal radius of curvature | ||||
 Cochlear width | mm | 2 Gross anatomy | 4.5 – 5 | |
 Cochlear height | mm | |||
 Cochlea shape index | - |