Lactulose is sometimes used to treat or prevent certain conditions of the brain that are caused by liver failure, which can lead to confusion, problems with memory or thinking, behavior changes, tremors, feeling irritable, sleep problems, loss of coordination, and loss of consciousness.
Overview of the Cardiovascular system. Cardiovascular System consists of two components: The heart, which pumps blood. The blood vessels, through which blood flows. a.
Overview. The cardiovascular system consists of the heart, which is an anatomical pump, with its intricate conduits (arteries, veins, and capillaries) that traverse the whole human body carrying blood. vein is a blood vessel that has a larger lumen, and sometimes veins serve as blood reservoirs or capacitance vessels, containing valves that prevent backflow. This system of vessels in general returns blood to the heart from the periphery (see the image below). Veins: blood flow and valve structure.