Your heart is one of the most important muscles in your body. Each day, your heart beats about 100,000 times and, over your life span, about 2.5 billion times! The fibrous pericardium encases, protects and secures the heart. Inside the pericardium is the heart wall, and this is organized into three main layers. The outermost layer of the heart wall is the epicardium, which is also the innermost layer of the pericardium.
Several different languages are spoken in Mexico, with a large majority of the population fluent in Spanish while some indigenous Mexicans are monolingual in indigenous languages.he slow process of replacing Mexico's indigenous languages with Spanish began with the arrival of Spanish forces and colonists in Mexico in the 16th century.
Mexico is a nation with a huge linguistic diversity. In addition to Spanish, the defacto language spoken by 92.7% of the Mexican population, 63 Amerindian languages are recognized as national languages; these include Nahuatl, Yucatec Maya, Mixtec, Zapotec, Tzeltal Maya, Tzotzil Maya and Otomi.anama and Mexico are two different countries. Spanish is the official language of both countries, but many other languages are spoken. Here are the 14 languages of Panama: â¦ 1. Buglere 2. Chinese, Hakka 3. Chinese, Yue 4. Embera, EmberÃ¡ northern. 5-Embera emberÃ¡. Catio catÃ­o. 6, Epena 7. kuna border 8