2016-12-16T09:26:42-05:00. A because when the little fish die they sink to the bottom, and after time the skeletons build up on top of each other.
How do you get a cyst inside of your lip? A white bump or mucous cyst forms on the lip when the salivary glands get blocked. This is caused by any trauma to the oral cavity due to cheek or lip biting, poor dental habits, or piercings, states Healthline.
These bumps may usually have a small and reddish depression at the center that may look like a little hole in the mirror. An Exostosis or the mandibular torus can also cause a bump on roof of mouth, in addition to the tongue-side of the lower jaw.