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.
Answers from Our Experts (1) Spanish is the official language in Chile... although some Spanish speakers may struggle to pick it up at first. Fourteen million of Chile's 16 million population speak Spanish as their first language. A few communities have their own indigenous languages: the Mapuche people speak Mapudungun; the people of Easter Island speak Rapa Nui; and in the far north, Quechua is spoken.