This unusual relationship revealed by scientists from Sweden and Norway as a result of joint research. As it turned out, the loss of indigenous posterior leads to deterioration of episodic memory.
Teeth fall out
In the experiment, the doctors attended 273 volunteers aged 55 to 80 years. Preliminary examination at the dentist showed that each of them was, on average, 22 of their own teeth.
Elderly offered to pass rapid test for episodic (containing event-information) and semantic (knowledge of the world) memory. The study found that the respondents have kept more of their own teeth, coped with the proposed issue of 4% better. Scientists have linked this to the fact that when chewing the "native" teeth stimulate the hippocampus (a brain region responsible for storing and playing back memories), while dentures reduce the level of stimulation.
The scientific results are published in the journal European Journal of Oral Sciences.
The fact of the topic:
According to Chinese scholars to fill loss of teeth It helps urine. Stem cells contained in this liquid, are able to create zubopodobnuyu structure - the so-called "tooth germ". (READ MORE)
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