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.
Olmec jadeite mask 1000â600 BCE. The Olmecs were the first major civilization in Guatemala and Mexico following a progressive development in Soconusco and modern southwestern pacific lowlands of Guatemala. They lived in the tropical lowlands of south-central Mexico, in the present-day states of Veracruz and Tabasco.