The science of NIRS hinges on some of the fundamental principles of pulse oximetry as they relate to the transmission of light through living tissues and the absorption of light by tissue chromophores (naturally occurring compounds that absorb light [e.
U.S. Geological Survey Geographic Names Information System: El Nido, Merced County, California; U.S. Geological Survey Geographic Names Information System: El Nido, Merced County, California. El Nido is a census-designated place in Merced County, California. It is located 15 miles (24 km) west-southwest of Le Grand, at an elevation of 141 feet (43 m), and a population of 160 The population was 330 at the 2010 census. 1 History.
Puerto Morelos is in the northern part of the Riviera Maya just 20 minutes south of the Cancun International Airport. With its iconic lighthouse, Puerto Morelos is one of the oldest communities on Mexico's Caribbean coast.laya del Carmen is a cosmopolitan city in the heart of the Riviera Maya. A global mix of fun-loving travellers and vacationers gather year round to relax on white sandy beaches, check out the happening night-life and soak up the international atmosphere.