Causes among young adults include trauma, menstrual and ectopic bleeding, and problems of acute hemolysis. During their childbearing years, women are more likely to become iron deficient. In people aged 50-65 years, acute anemia is usually the result of acute blood loss in addition to a chronic anemic state.
Land and People. Geographically Venezuela is a land of vivid contrasts, with four major divisions: the Venezuelan highlands, the coastal lowlands, the basin of the Orinoco River, and the Guiana Highlands.
Venezuela Physical Map. Venezuela's four main regions are the Maracaibo lowlands in the northwest, the northern mountains extending in a broad east-west arc from the Colombian border along the Caribbean Sea, the wide Orinoco plains (llanos) in central Venezuela, and the highly dissected Guiana highlands in the southeast.