In addition to the educational requirements to become an ultrasound technician, there are also certain qualities that you should possess or acquire in order to be the most successful in you job. Candidates will need to be detail oriented and very alert when performing their job duties.
The influence of the Maya extended far from their tropical homeland. They were great TRADERS, maintaining links with states in the Valley of Oaxaca in the highlands and diplomatic relations with the vast city of Teotihuacan in the Basin of Mexico.
The Aztec in central Mexico, the Mayans in much of Central America and parts of Mexico, and the Inca â¦in South America, particularly in the Andes Mountains of Peru. All of these groups however, originated from Asia. This is because of the migration of their ancestors from Asia when they crossed the Bering Strait.