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The idea of a tooth worm is a theory of the cause of dental caries, periodontitis and toothaches. Once widespread, the belief is now obsolete, having been superseded by more scientific rationales. It was supposed that the disease was caused by small worms resident within the tooth, eating it away. [1]
A Sumerian text from 5000 BC describes a "tooth worm" as the cause of caries. [165] Evidence of this belief has also been found in India, Egypt, Japan, and China. [160] Unearthed ancient skulls show evidence of primitive dental work. In Pakistan, teeth dating from around 5500 BC to 7000 BC show nearly perfect holes from primitive dental drills ...
Amphisbaenia / æ m f ɪ s ˈ b iː n i ə / (called amphisbaenians or worm lizards) is a group of typically legless lizards, [2] comprising over 200 extant species. Amphisbaenians are characterized by their long bodies, the reduction or loss of the limbs, and rudimentary eyes.
The opportunistic worms want to reside inside the digestive tract of a starling, so they take control of the bugs' brains and lead them straight into the paths of hungry flying birds. Number 9 ...
Typically, a parent may take a sick child to a traditional healer, who will look in the child's mouth and attribute the illness to "tooth worms".The healer will point out the small, white, developing tooth buds as being "tooth worms", and then dig the "worms" out of the gums without local anesthesia and using a non-sterile tool (normally a bicycle spoke). [2]
In extremely rare cases, Wilson says a worm’s cyst can block the flow of cerebrospinal fluid, causing life-threatening brain swelling. When this happens, the worm has to be surgically removed.
Hammerhead worms are a part of the phylum Platyhelminthes, which includes all flatworms. This genealogical membership gives them the ability to become two different, genetically identical ...
The unusual saw-like tooth whorl and the lack of wear on the teeth of Helicoprion implies a diet of soft-bodied prey, as hard-shelled prey would simply slip out of the mouth. Due to the narrow nature of the jaw, suction feeding is unlikely to have been effective, and Helicoprion is thought to have been a bite feeder .