Guinea is often subdivided into . Lower Guinea  and  Upper Guinea . Lower Guinea is one of the most densely populated regions of Africa, covering southern Nigeria, Benin, Togo and stretching into Ghana. It includes the coastal regions as well as the interior.
hypovolemic shock. 1. a type of shock caused by reduced blood volume, as from massive bleeding or dehydration. Compare cardiogenic shock, anaphylactic shock. hypovolemic shock n. Shock caused by a reduction in the volume of blood, as from hemorrhage. Discover our greatest slideshows.
Background. Hypovolemic shock refers to a medical or surgical condition in which rapid fluid loss results in multiple organ failure due to inadequate circulating volume and subsequent inadequate perfusion. Most often, hypovolemic shock is secondary to rapid blood loss (hemorrhagic shock).