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.
LOCATION AND SIZE. Nicaragua is the largest Central American country with borders on the Caribbean Sea and the Pacific Ocean. The nation's borders are 1,231 kilometers (765 miles) long. To the north, the country has a border of 922 kilometers (573 miles) with Honduras.icaragua is the largest Central American country with borders on the Caribbean Sea and the Pacific Ocean. The nation's borders are 1,231 kilometers (765 miles) long.