Licence: Public Domain Mark
Credit: Laryngoscopic view of a constriction of the naso-pharyngeal aperture. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/L0062815/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Laryngoscopic view of a constriction of the naso-pharyngeal aperture. Wellcome Collection. Source: Wellcome Collection.