Causes and symptoms. The primary cause of respiratory alkalosis is hyperventilation. This rapid, deep breathing can be caused by conditions related to the lungs like pneumonia, lung disease, or asthma. More commonly, hyperventilation is associated with anxiety, fever, drug overdose, carbon monoxide poisoning, or serious infections.
Mayas. 1  1a : a Mayan language of the ancient Maya peoples recorded in inscriptionsb : yucatec; especially : the older form of that language known from documents of the Spanish period. 2  2 : a member of a group of Indian peoples chiefly of YucatÃ¡n, Belize, and Guatemala whose languages are Mayan.
From Wikipedia, the free encyclopedia. Maya numerals. The Maya numeral system is a vigesimal (base-twenty) positional numeral system used by the Pre-Columbian Maya civilization. The numerals are made up of three symbols; zero (shell shape, with the plastron uppermost), one (a dot) and five (a bar). For example, thirteen is written as three dots in a horizontal row above two horizontal lines stacked above each other.