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.
Name. The name Olmec means rubber people in the Aztec 's language: Nahuatl. It was the Aztec name for the people who lived in this area at the much later time of Aztec dominance. Ancient Mesoamericans, spanning from ancient Olmecs to Aztecs, extracted latex from Castilla elastica, a type of rubber tree in the area.t was the Aztec name for the people who lived in this area at the much later time of Aztec dominance. Ancient Mesoamericans, spanning from ancient Olmecs to Aztecs, extracted latex from Castilla elastica, a type of rubber tree in the area.
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.