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.
The current population of Costa Rica is approximately 4.95 million, up from the 4.58 million at the 2011 census. This makes Costa Rica the 120th most populous country in the world. Of course, this number does not factor in the nearly 2.2 million visitors that Costa Rica receives per year!