Chewing is done throughout the tooth-jaw system and, in particular, the masticatory muscles, the tooth rows, language, muscles of the cheeks and prirodopol region.
Vertical movement of the lower jaw provide biter, horizontal - crushing and grinding food. Language and muscles of the cheeks supply of food-grinding and if swallowed. When anomalies and diseases of the dental-jaw system of chewing function is disturbed, leading to the appearance of various diseases of the gastrointestinal tract. To determine the effectiveness of chewing proposed special samples. The patient is offered to chew 5 g of almonds for 50 seconds. and establish the degree of crushing, sifting through a sieve with apertures of 2.4 mm in diameter. In another case, offer to chew nut kernel, noting the number of chewing movements necessary for grinding.