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. 2023 Feb 17;14:1132343. doi: 10.3389/fneur.2023.1132343

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Copyright © 2023 Li and Yang.

This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) and the copyright owner(s) are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

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(A) Distribution of otoliths in the horizontal semicircular canal in the sitting position. Otolith a is located on the short arm side (ampulla near the utricle); otolith b is located in the ampulla of the long arm; otolith c is located in the anterior of the long arm; otolith d is located in the posterior arm of the long arm; otolith e is located in the posterior arm near the opening of the utricle; otolith f is located at the opening of the utricle of the posterior arm. (B) The distribution of otoliths in the horizontal semicircular canal after stable settlement from the sitting position to the supine position.