Lateral Bony Ampulla Anatomy in 3D

A part of the inner ear. It detects side-to-side head shaking ("No" movement); "Canalithiasis" (loose crystals) in this area causes "Horizontal Canal BPPV," a type of intense vertigo.

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Related structures

Vestibule Anterior Bony Ampulla Posterior Bony Ampulla Lateral Semicircular Canal Simple Bony Limb Anterior Semicircular Canal Lateral Dentate Nucleus Lateral Dorsal Nucleus