Long-term muscle use requires the delivery of oxygen and glucose to the muscle fiber to allow aerobic respiration to occur, producing the ATP required for muscle contraction. If the respiratory or circulatory system cannot keep up with demand, then energy will be generated by the much less efficient anaerobic respiration.
Then, Nicaragua, as well as Costa Rica, El Salvador, Guatemala and Honduras formed the United Provinces of Central America, but that federation quickly dissolved, and Nicaragua became an independent republic in 1838.
With the Pacific Ocean as its western border, the LeÃ³n department of Nicaragua consists of ten municipalities â El Jicaral, El Sauce, La Paz Centro, Larreynaga, LeÃ³n, Nagarote, Quezalguaque, San Jose de Achuapa, Santa Rosa del Penon and Telica. The capital of the department is the city of LeÃ³n, located in the municipality of the same name.