Its action is inactivated in the acid portions of the gastrointestinal tract and is consequentlylimited to the mouth. 3,4,8,12,21 Tissue Repair A tissue repair function is attributed to saliva sinceclinically the bleeding time of oral tissues appears to be shorter than other tissues.
National Language of Costa Rica   Costa Rica's official language is Spanish. On the Caribbean Coast a small minority of Jamaican descendants, less than 100,000, speak a lâ¦ocal version of English called Mekaytelyuw (an English based creole language), and many costarricans can understand and speak a bit of English.
Costa Rica, located on the Central American isthmus, borders Nicaragua, Panama, the Pacific Ocean, and the Caribbean Sea. Widely recognized for its varied wildlife, Costa Rica has beautiful landscapes filled with forests, mountains, volcanoes, beaches, and rivers.1  Population: 4,805,300. 2  Life Expectancy: 80 years.acts about Costa Rica. Costa Ricaâs poverty rate of 20-25 percent has remained the same for nearly 20 years. The country also has an unemployment rate of 7.9 percent.