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.
English Swahili is the official language of Kenya. This is the most spoken language in the country. Other languages spoken on a regular basis are Kikuyu, Luo, Kalenjin, and Ka â¦ mba.here are 4 official languages in Switzerland. In order of the percentage of the population which speak them they are: German (63.7%), French (20.4%), Italian (6.5%) and Roman â¦ sh (0.5%). Different languages are spoken in different parts of the country.