Gustin, a salivary protein, appears to be necessary for the growth andmaturation of these buds. 1,4,13,18. 3 The Journal of Contemporary Dental Practice, Volume 9, No. 3, March 1, 2008 Buffer Capacity Saliva behaves as a buffer system to protect the mouth 8,19 as follows:1.
More than 150 languages and dialects are spoken by the Indigenous peoples in Brazil today. They are part of the near 7,000 languages spoken today in the world (SIL International, 2009). Before the arrival of the Portuguese, however, only in Brazil that number was probably close to 1,000.
The official language spoken by Brazilians is Portuguese -- Brazil was a colony of Portugal after the 1494 Treaty of Tordesillas. The Brazilian government did not obtain its independence until 1822 and therefore the people of Brazil still speak Portuguese.