An ultrasound scan, also referred to as a sonogram, diagnostic sonography, and ultrasonography, is a device that uses high frequency sound waves to create an image of some part of the inside of the body, such as the stomach, liver, heart, tendons, muscles, joints and blood vessels.
The name Olmec comes from the Nahuatl word for the Olmecs: ÅlmÄcatl [oËlËmeËkatÍ¡É¬] (singular) or ÅlmÄcah [oËlËmeËkaÊ] (plural). This word is composed of the two words Ålli [ËoËlËi] , meaning rubber, and mÄcatl [ËmeËkatÍ¡É¬] , meaning people, so the word means rubber people.hey lived in the tropical lowlands of south-central Mexico, in the present-day states of Veracruz and Tabasco. It has been speculated that Olmec derive in part from neighboring Mokaya and/or MixeâZoque.
The Black Olmecs were the first to build Pyramids in Mexico, although these were built of mud and one was more cone-shaped then actually pyramidal. The Olmecs apart from carving 22 colossal stone heads dating to about 1100 B.C, also created thousands of work of art throughout Mesoamerica.frican hairstyles such as cornrows are found on many of the Olmecs terracotta found in Mexico. Both kinky hair carved into one of the colossal stone heads of basalt, as well as the cornrowed style wearing tassels (see African Presence in Early America, by Ivan Van Sertima; Transaction Publishers), have been found.