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.
4. Mucocele. Bump on roof of mouth could also indicate mucocele, which is marked by a lump that looks like a cyst but is usually harmless. The lump which develops in the mouth or palate can be a result of the blockage of salivary glands. In the normal circumstances, saliva usually drains from glands to mouth.