Hyperphosphatemia, that is, an abnormally high serum phosphate level, can result from increased phosphate (PO4) intake, decreased phosphate excretion, or a disorder that shifts intracellular phosphate to extracellular space. (See Pathophysiology, Etiology, Clinical Presentation, and Workup.)
Location is a major part of geography, which is a subject that looks at the physical features of the Earth and its atmosphere. Even when we consider elements of human geography, we think about those things with reference to location.
What is the difference between sea and ocean? The difference is that oceans are larger. Seas are found on the edges of oceans and are partially enclosed by land.